{"title":"Mastervolt","description":"\u003ch2\u003e Mastervolt: High-Performance Marine Energy Solutions\u003c\/h2\u003e\n\n \u003cp\u003eMastervolt is a leading Dutch manufacturer of electrical and energy systems for marine applications, established in 1991. Specializing in pure sine wave inverters, intelligent battery chargers, high-density lithium-ion batteries, and MasterBus distribution and monitoring systems, Mastervolt equipment is used on thousands of professional and recreational vessels worldwide. Skysat has mastered the complete integration of these systems to guarantee maximum energy autonomy, exceptional reliability, and intelligent onboard energy management.\u003c\/p\u003e\n\n\n\u003ch2\u003e Smart Converters and Chargers\u003c\/h2\u003e\n\n\u003cp\u003e The Mastervolt range of DC\/AC converters and battery chargers incorporates the most advanced technologies to offer high efficiency, complete protection, and compatibility with all modern battery technologies including lithium-ion.\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e \n\u003cstrong\u003ePure Sine Wave Mass Sine Inverters:\u003c\/strong\u003e A range of 12V\/24V\/48V to 230V inverters providing a pure sine wave identical to the mains electricity supply. Efficiency exceeding 94%, protection against overload, short circuit, overheating, and battery undervoltage. Compatible with sensitive equipment (electronics, computers, household appliances).\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eCombiMaster Inverter-Chargers:\u003c\/strong\u003e 2-in-1 systems combining a high-power inverter and a multi-stage charger in a single unit. Automatic switching between power sources (shore power\/generator to batteries) with seamless load transfer. Significant space and weight savings.\u003c\/li\u003e\n\n\u003cli\u003e \n\u003cstrong\u003eChargeMaster Plus Chargers:\u003c\/strong\u003e Intelligent 3-stage chargers (bulk, absorption, float) with temperature compensation and automatic battery type detection. Specific charging modes for AGM, Gel, Lithium-ion, and flooded lead-acid batteries. Multiple outputs for simultaneous charging of several battery banks with configurable priorities.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003ch2\u003e Lithium-Ion Batteries\u003c\/h2\u003e\n\n\u003cp\u003e Mastervolt MLI (Mastervolt Lithium Ion) lithium-ion batteries utilize LiFePO4 technology to deliver exceptional energy density, extended lifespan, and maximum safety. Each battery incorporates an advanced BMS and communicates via MasterBus for seamless integration.\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e \n\u003cstrong\u003eSafe LiFePO4 Technology:\u003c\/strong\u003e Lithium iron phosphate chemistry offering thermal stability and intrinsic safety. 80-90% usable capacity compared to 50% for lead-acid batteries, effectively doubling the available energy. 70% lighter and 50% smaller in volume compared to traditional batteries.\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eIntegrated BMS and MasterBus Communication:\u003c\/strong\u003e Battery Management System monitoring voltage, current, and temperature of each cell with continuous active balancing. Bidirectional communication with Mastervolt chargers and converters for automatic optimization of charging parameters and protection against abnormal conditions. Real-time display of the State of Charge (SOC) accurate to within 1%.\u003c\/li\u003e\n\n\u003cli\u003e \n\u003cstrong\u003eLifespan and Performance:\u003c\/strong\u003e Over 3500 cycles at 80% depth of discharge, guaranteeing 10-15 years of service. High discharge capacity (up to 4C) allows for powering large loads without voltage drop. Stable performance from -20°C to +50°C with optional integrated heating for cold environments.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003ch2\u003e MasterBus System and Monitoring\u003c\/h2\u003e\n\n\u003cp\u003e The MasterBus system is Mastervolt's proprietary digital communication network, enabling the interconnection, monitoring, and centralized control of all onboard energy equipment. This intelligent architecture simplifies installation, reduces cabling, and offers complete control via touchscreen interfaces or mobile applications.\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e \n\u003cstrong\u003eRobust CAN-Bus Communication:\u003c\/strong\u003e High-reliability industrial communication protocol using shielded twisted-pair cabling. Daisy-chaining up to 25 devices on a single bus drastically reduces cabling complexity. Automatic detection and configuration of new devices added to the network.\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eEasyView Monitoring Interfaces:\u003c\/strong\u003e 5\" and 7\" color touchscreen control panels offering real-time visualization of the complete system status: battery voltage and current, circuit consumption, solar production, state of charge, alarms, and historical statistics. Intuitive navigation and complete configuration without requiring a computer.\u003c\/li\u003e\n\n\u003cli\u003e \n\u003cstrong\u003eAutomation and Remote Control:\u003c\/strong\u003e Program intelligent scenarios for automatic generator start-up based on battery level or consumption, switching between energy sources, and load shedding of non-priority loads. MasterBus mobile app for remote monitoring and control via Bluetooth or Wi-Fi with push notifications in case of alarm.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003ch2\u003e Electrical Distribution and Protection\u003c\/h2\u003e\n\n\u003cp\u003e Mastervolt offers a complete range of DC and AC distribution systems with integrated protections, circuit monitoring, and remote control for maximum safety and optimized consumption management.\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e \n\u003cstrong\u003eC-Zone Distribution Panels:\u003c\/strong\u003e Digital distribution systems that replace traditional fuses and circuit breakers with solid-state electronic modules. Each circuit is individually monitored with overload, short-circuit, and overheat protection. Wiring is simplified with small-gauge wires because power is switched at the central panel.\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eCircuit-by-Circuit Monitoring:\u003c\/strong\u003e Precise measurement of each electrical circuit's power consumption, enabling identification of excessive loads and optimization of battery life. Detailed consumption history and statistics are accessible via the MasterBus interface. Configurable alarms are triggered by current thresholds or usage time.\u003c\/li\u003e\n\n\u003cli\u003e \n\u003cstrong\u003eIntegration and Scalability:\u003c\/strong\u003e Modular architecture allowing system expansion by simply adding additional distribution modules to the MasterBus network. Compatible with traditional physical switches or digital controls via touchscreens and mobile applications. Control via pre-programmed scenes is possible (navigation, anchoring, docking, energy saving).\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003cp\u003e 💡 \u003cstrong\u003eSkysat's advice\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eInstalling a complete Mastervolt system requires careful planning of the electrical architecture, including precise sizing of DC cables according to peak currents (particularly critical with lithium batteries). The MasterBus network must be wired using a serial topology with line terminations at both ends to ensure reliable communication. It is essential to configure the battery parameters in all chargers and converters to prevent overcharging or undercharging of the lithium batteries. For complex systems, use the MasterBus configuration software to verify the installation's consistency and optimize automation rules.\u003c\/p\u003e","products":[{"product_id":"mastervolt-batterie-agm-12-160ah-stockage-energie","title":"AGM battery 12 V 160 Ah","description":"\u003cp\u003e\n    The \u003cstrong\u003eMASTERVOLT AGM Battery 12\/160Ah\u003c\/strong\u003e (reference 62001600) is a robust and versatile energy storage solution designed to meet the demands of marine and mobile applications. With a nominal voltage of 12 V and a capacity of 160 Ah (C20), this type 4D battery uses AGM (Absorbed Glass Mat) technology for enhanced performance and reliability.\n\u003c\/p\u003e\n\n\u003ch3\u003eAdvanced AGM Technology for Maximum Reliability\u003c\/h3\u003e\n\u003cp\u003e\n    MASTERVOLT’s AGM technology features an electrolyte fully absorbed in glass fibers, making the battery maintenance-free and non-gassing under normal operating conditions. This allows flexible installation in various environments, including confined spaces, without requiring specific ventilation. The thicker plate design ensures excellent resistance to deep discharges, significantly extending battery lifespan even under moderate cycling.\n\u003c\/p\u003e\n\n\u003ch3\u003ePerformance and Versatility for Your Power Needs\u003c\/h3\u003e\n\u003cp\u003e\n    The \u003cstrong\u003eAGM Battery 12\/160Ah\u003c\/strong\u003e excels at delivering high currents quickly, making it ideal for engine starting, thrusters, windlasses, and powering onboard electronic equipment. It provides cold-starting performance (CCA) of 870 A per SAE standards and 550 A per DIN standards. Its reserve capacity of 351 minutes ensures reliable autonomy for service systems. Thanks to its low internal resistance, optimized by fiberglass technology, it offers superior charge and discharge efficiency. The removable M8 type A terminals ensure compatibility with all standard battery terminals for easy installation. Compared to traditional flooded lead-acid batteries, this AGM battery delivers starting power comparable to, or even greater than, a flooded lead-acid battery with a much higher nominal capacity—such as the equivalence between an AGM 12\/90 Ah and a flooded lead-acid battery of 180 Ah.\n\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications and Usage Recommendations\u003c\/h3\u003e\n\u003cp\u003e\n    With dimensions of 485 x 170 x 242 mm (LxWxH) and a weight of 42.3 kg, the \u003cstrong\u003eMASTERVOLT AGM Battery 12\/160Ah\u003c\/strong\u003e is built for durability. For optimal performance, it must be charged with an IUoUo charger, with a floating voltage of 13.80 V at 25°C and an absorption voltage of 14.25 V at 25°C (max. 5 hours), with a recommended temperature compensation of -30mV\/°C. The maximum charging current is 45 A (approximately 30% of the C10 capacity). It operates within an acceptable temperature range of -20 to 55°C, with a recommended nominal temperature of 25°C. A two-year warranty accompanies this product, underscoring its commitment to quality and durability.\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723861942612,"sku":"62001600","price":406.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_d10123bf-3460-4855-91f7-7eeef1cbc116.jpg?v=1778084033"},{"product_id":"mastervolt-batterie-agm-12v-55ah","title":"12 V 55 Ah AGM battery","description":"\u003cp\u003e\n    The Mastervolt AGM 12\/55Ah battery (reference 62000550) is a maintenance-free 12V energy storage solution designed for marine and mobile applications requiring both high cranking power and moderate cycling capacity. Thanks to its AGM (Absorbed Glass Mat) technology, the electrolyte is absorbed into glass fibers, eliminating gassing under normal conditions and allowing flexible installation.\n\u003c\/p\u003e\n\n\u003ch3\u003eTechnical performance and robustness\u003c\/h3\u003e\n\u003cp\u003e\n    This battery delivers a nominal voltage of 12V and a capacity of 55Ah (C20). It stands out with excellent cranking capability, providing a current of 250A per DIN standard and 400A per SAE standard. Its low internal resistance, enabled by the glass-fiber technology, ensures rapid discharge at high currents, making it ideal for engine starting. Thicker plates contribute to extended service life. The compact dimensions of 257 x 132 x 200 mm (LxWxH) and a weight of 17 kg facilitate installation. M6\/type A terminals are removable for compatibility with all standard battery terminals.\n\u003c\/p\u003e\n\n\u003ch3\u003eOptimized installation, charging, and maintenance\u003c\/h3\u003e\n\u003cp\u003e\n    The Mastervolt AGM 12\/55Ah battery is ready for use. It can be installed in any position (vertical position recommended) and does not require specific ventilation under normal use, though adequate ventilation is required in case of overcharging. A distance of more than 1 cm between batteries and keeping them away from heat sources are recommended. The operating temperature range is –20 to 55°C, with a nominal temperature of 5 to 35°C (25°C recommended for optimal service life).\n\u003c\/p\u003e\n\u003cp\u003e\n    For charging, use chargers with an IUoUo characteristic, with a floating voltage of 13.80V and an absorption voltage of 14.25V (at 25°C, max. 5 hours). A temperature compensation of –30mV\/°C is recommended. The maximum charging current is 15.3A, corresponding to 30% of the nominal C10 capacity. It is crucial to recharge the battery to 100% at least once per month to avoid damage from incomplete charging.\n\u003c\/p\u003e\n\u003cp\u003e\n    Regarding discharge, deep discharges beyond 50% of the nominal capacity should be avoided to preserve service life. The battery must be recharged immediately after each discharge and never discharged below its final discharge voltage. This battery is maintenance-free, requiring no addition of acid or distilled water, and comes with a two-year warranty.\n\u003c\/p\u003e\n\n\u003ch3\u003eProduct positioning: versatility and reliability\u003c\/h3\u003e\n\u003cp\u003e\n    The Mastervolt AGM 12\/55Ah battery positions itself as a superior alternative to traditional flooded lead-acid batteries, particularly for marine applications. It combines the advantages of a powerful starting battery with moderate cycling capability, distinguishing it from batteries purely dedicated to starting. For reference, an AGM 12\/90Ah battery from the Mastervolt range can equal a flooded lead-acid battery of 180Ah in terms of cranking power; the 12\/55Ah offers remarkable performance in its category. Its robust design and low self-discharge make it reliable for systems requiring constant and secure power supply without the maintenance constraints of older technologies.\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723862106452,"sku":"62000550","price":137.1,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_b7c6164a-a692-476a-ac72-57fab1413b0c.jpg?v=1778084045"},{"product_id":"mastervolt-batterie-agm-12-90ah-marine","title":"12 V 90 Ah AGM battery","description":"\u003cp\u003e\n    The \u003cstrong\u003eMASTERVOLT AGM 12\/90Ah battery\u003c\/strong\u003e is an energy storage solution designed for demanding marine applications, offering a high-performance alternative to traditional flooded lead-acid batteries. Thanks to its AGM (Absorbed Glass Mat) technology, the electrolyte is fully absorbed into the fiberglass, ensuring maintenance-free operation and no gas release during normal use. This design allows flexible installation in any environment, with a recommended vertical position and spacing of more than 1 cm between batteries, away from heat sources.\n\u003c\/p\u003e\n\n\u003ch3\u003ePerformance and technical specifications\u003c\/h3\u003e\n\u003cp\u003e\n    This MASTERVOLT battery stands out for its excellent rapid discharge capacity at high currents, making it ideal for engine starting or systems requiring high currents. It delivers starting power equivalent to a 180 Ah flooded lead-acid battery, with a nominal capacity (C20) of 90 Ah. Its technical specifications include a DIN CCA of 360 A and an SAE CCA of 570 A. The low internal resistance, due to the fiberglass technology, optimizes power delivery. Thicker plates contribute to extended service life, while the two-year warranty attests to its reliability.\n\u003c\/p\u003e\n\n\u003ch3\u003eOptimal installation and maintenance\u003c\/h3\u003e\n\u003cp\u003e\n    Installation of the AGM 12\/90Ah battery is simplified by removable M8 \/ type A terminals, compatible with all standard battery terminals. For optimal connection, direct mounting of the cable lug onto the battery post is recommended after removing the pole adapter. A recommended tightening torque of 14.7 to 19.6 Nm ensures secure connections. The battery operates within a temperature range of -20 to 55°C, with a nominal temperature of 5 to 35°C; 25°C is recommended for maximum longevity. For charging, use of chargers with an IUoUo characteristic is mandatory, with a floating voltage of 13.80 V and an absorption voltage of 14.25 V at 25°C, as well as temperature compensation (-30 mV\/°C) and a maximum charging current of 30% of the C10 capacity. Deep discharges beyond 50% of the nominal capacity should be avoided to preserve service life. Regular connection checks and maintaining charge (recharge if open-circuit voltage drops below 12.3 V) are essential for maintenance.\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723862434132,"sku":"62000900","price":199.09,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_23d5b4c5-3969-4c92-ba09-aff07e5890f4.jpg?v=1778084039"},{"product_id":"mastervolt-batterie-agm-6v-400ah","title":"6 V 400 Ah AGM battery","description":"\u003cp\u003e\n    The \u003cstrong\u003eMastervolt AGM Battery 6\/400Ah\u003c\/strong\u003e is an energy storage solution designed for demanding marine applications. This 6-volt AGM (Absorbed Glass Mat) battery offers a nominal capacity of 400 Ah (C20), with the electrolyte absorbed in fiberglass, ensuring maintenance-free operation and no gas release during normal use. Its robust design allows for versatile installation and rapid discharge at high currents, making it ideal for systems requiring high power, particularly for engine starting.\n\u003c\/p\u003e\n\n\u003ch3\u003eAGM Technology and Performance\u003c\/h3\u003e\n\u003cp\u003e\n    AGM batteries, like this \u003cstrong\u003eMastervolt 6\/400Ah\u003c\/strong\u003e, stand out for their ability to deliver high currents. With a cold cranking amperage (CCA) of 620 A (DIN) and 1100 A (SAE), it provides reliable power. The maximum charging current is 110 A. The battery terminals are type A with an M10 thread, compatible with standard battery terminals, facilitating integration into 12V, 24V, or 48V configurations. Weighing 53 kg and measuring 295 x 180 x 428 mm, it offers an alternative in terms of placement and footprint compared to traditional batteries.\n\u003c\/p\u003e\n\n\u003ch3\u003eOptimal Installation and Maintenance\u003c\/h3\u003e\n\u003cp\u003e\n    The \u003cstrong\u003eMastervolt AGM Battery 6\/400Ah\u003c\/strong\u003e must be installed in a vertical position, with at least 1 cm of space between batteries and kept away from heat sources. The operating temperature range is –20 to 55°C, with a recommended nominal temperature of 25°C to optimize lifespan. The recommended torque for connections is 16.0 to 20.5 Nm. For charging, it is imperative to use chargers with an IUoUo characteristic, with floating voltage settings at 6.90V and absorption at 7.13V (at 25°C), with recommended temperature compensation. Regular recharges to 100% are essential to preserve battery lifespan, which is guaranteed for two years.\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723862696276,"sku":"61004000","price":368.7,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_cde03867-175d-4e19-95f2-6865b982b88c.jpg?v=1778084019"},{"product_id":"mastervolt-batterie-agm-6v-260ah","title":"6 V 260 Ah AGM battery","description":"\u003cp\u003e\n    The \u003cstrong\u003e6V 260Ah MASTERVOLT AGM battery\u003c\/strong\u003e is a proven energy storage solution for marine and onboard applications. Designed with AGM (Absorbent Glass Mat) technology, it offers a sealed, maintenance-free alternative to traditional lead-acid batteries while remaining a cost-effective and reliable option compared to newer lithium-ion (LiFePO4) technologies. With a nominal voltage of 6V and a capacity of 260Ah, this battery is ideal for series configurations to achieve 12V or 24V systems, providing flexibility for various electrical architectures.\n\u003c\/p\u003e\n\n\u003ch3\u003ePerformance and technical specifications\u003c\/h3\u003e\n\u003cp\u003e\n    MASTERVOLT AGM batteries are supplied ready for use and require no maintenance, such as adding acid or distilled water, thanks to their sealed valves that must never be opened. Their robust design allows for vertical installation and requires a minimum spacing of \u003e1 cm between units for optimal heat dissipation. The operating temperature range is –20 to 55°C, with a recommended nominal temperature of 25°C to maximize service life. A tightening torque of 16.0 to 20.5 Nm is recommended for screw connections, ensuring reliable and secure electrical conductivity.\n\u003c\/p\u003e\n\n\u003ch3\u003eCharging and discharging recommendations\u003c\/h3\u003e\n\u003cp\u003e\n    For optimal longevity, the \u003cstrong\u003e6V 260Ah MASTERVOLT AGM battery\u003c\/strong\u003e must be charged exclusively with chargers featuring an IUoUo characteristic. Recommended voltage settings are 6.90V for float charging and 7.13V for absorption charging (max 5 hours), both at 25°C. A temperature compensation of –15mV\/°C is highly recommended. The maximum charging current must not exceed 30% of the nominal capacity C10. It is essential to recharge the battery to 100% at least once a month and avoid deep discharges beyond 50% of the nominal capacity, as this can significantly reduce service life. After each discharge, immediate recharging is recommended, without ever dropping below the final discharge voltage.\n\u003c\/p\u003e\n\n\u003ch3\u003eSafety and durability\u003c\/h3\u003e\n\u003cp\u003e\n    Safety is a priority with this battery. Although the electrolyte is highly corrosive, contact is impossible under normal operating conditions due to its sealed housing. In the event of overcharging, an explosive hydrogen gas mixture may be emitted, requiring adequate ventilation if the batteries are installed in a confined space. \u003cstrong\u003eMASTERVOLT AGM 6V 260Ah batteries\u003c\/strong\u003e are heavy (35.5 kg), which necessitates the use of appropriate handling equipment and secure mounting. It is essential to avoid short-circuiting the terminals and to use insulated tools. The internal composition consists mainly of solid lead (50-70%) and sulfuric acid (5-15%). At end of life, these batteries must be collected and recycled separately due to their potential impact on health and the environment.\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723862860116,"sku":"61002600","price":248.71,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_26d99fce-f10b-4c82-bad3-b6034fb49c7e.jpg?v=1778084025"},{"product_id":"mastervolt-batterie-lithium-mli-ultra-12-3000-230ah","title":"MLI Ultra 12\/3000 Lithium Battery","description":"\u003cp\u003e\n    The \u003cstrong\u003eMASTERVOLT MLI Ultra 12\/3000 Lithium Battery\u003c\/strong\u003e (part number 66013000) is a high-performance energy storage solution designed specifically for marine applications and demanding electrical systems. Part of Mastervolt’s MLI Ultra range, which also includes the 12\/6000 and 24\/6000 models, this 12 V, 230 Ah battery is a robust choice for service battery banks requiring reliable energy and long service life. It outperforms traditional batteries by offering three times the lifespan and a significant reduction in size and weight, up to 70 %.\n\u003c\/p\u003e\n\n\u003ch3\u003eExceptional performance and longevity\u003c\/h3\u003e\n\u003cp\u003e\n    Based on Lithium Iron Phosphate (LiFePO4) technology, the MLI Ultra 12\/3000 delivers a nominal energy capacity of 3000 Wh. Its design ensures a lifespan of 3500 cycles at 80 % depth of discharge (DOD) at an ambient temperature of 25 °C, with a recommended maximum charge rate of C\/3 (≤ 80 A) and a recommended discharge rate of C\/2 (≤ 120 A). It supports a maximum charge current of 230 A and a continuous discharge current of up to 200 A, with peak discharge currents of 1800 A for 10 seconds. Its low initial internal resistance of 3.52 mΩ ensures high energy efficiency. The battery maintains performance across a wide operating and storage temperature range, from -25 °C to 50 °C, and features a self-discharge rate of less than 4 % per month at 20 °C.\n\u003c\/p\u003e\n\n\u003ch3\u003eSafety and integrated management\u003c\/h3\u003e\n\u003cp\u003e\n    At the core of the \u003cstrong\u003eMLI Ultra 12\/3000\u003c\/strong\u003e is a proprietary Battery Management System (BMS). This BMS ensures precise voltage balancing across each individual cell and continuously monitors their temperature to prevent failure. It includes protections against overvoltage, undervoltage, and overheating, ensuring safe operation. An external safety relay is required for this battery (e.g., the Mastervolt 7700B-BSS for 12 V systems), adding a critical safety layer by physically isolating the battery bank in any critical situation. The BMS’s self-learning balancing algorithm optimizes charge cycles and extends the battery’s overall lifespan.\n\u003c\/p\u003e\n\n\u003ch3\u003eConnectivity and system integration\u003c\/h3\u003e\n\u003cp\u003e\n    The \u003cstrong\u003eMLI Ultra 12\/3000\u003c\/strong\u003e battery is designed for seamless integration into modern marine electrical systems. It communicates via MasterBus, CZone, and NMEA2000 protocols, enabling precise monitoring of state of charge (SOC) and consumed Ah, as well as automated charging cycles with compatible chargers and alternators. This advanced connectivity, absent in more basic batteries, maximizes charging efficiency and simplifies system diagnostics. It can be connected in parallel without limit or in series up to 10 batteries (for systems beyond 48 V, a separate battery box is required), offering flexibility for various configurations.\n\u003c\/p\u003e\n\n\u003ch3\u003eRobust design and simplified installation\u003c\/h3\u003e\n\u003cp\u003e\n    With dimensions of 341 x 197 x 355 mm and a weight of 25.4 kg, the \u003cstrong\u003eMLI Ultra 12\/3000\u003c\/strong\u003e features a robust, watertight enclosure with an IP65 rating for its electronic housing, making it resistant to marine environments and shocks. Its M8 terminals and \"plug-and-play\" design simplify installation, which is recommended in a vertical position but can also be mounted on its long side. An integrated thermal heating pad ensures optimal charging performance even at sub-zero temperatures. The battery is CE, E-Mark, RVIA, UN38.3, and UL1642 (for cells) certified, attesting to its compliance with international safety and quality standards.\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723863023956,"sku":"66013000","price":1925.63,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_2746afdc-c697-44fe-abdf-29953f8aab1c.jpg?v=1778084053"},{"product_id":"mastervolt-batterie-lithium-mli-ultra-12-6000-lifepo4-460ah","title":"MLI Ultra 12\/6000 Lithium Battery","description":"\u003cp\u003eThe \u003cstrong\u003eMLI Ultra 12\/6000 lithium battery\u003c\/strong\u003e from \u003cstrong\u003eMastervolt\u003c\/strong\u003e is a high-performance energy storage solution designed for demanding marine environments. Using Lithium Iron Phosphate (LiFePO4) technology, it delivers maximum safety while reducing weight and footprint by up to 70 % compared to traditional lead-acid batteries. With a nominal voltage of 12 V and an impressive capacity of 460 Ah, it provides a nominal energy output of 6000 Wh, meeting the demands of the most power-hungry onboard systems.\u003c\/p\u003e\n\n\u003ch3\u003ePerformance and intelligent management\u003c\/h3\u003e\n\u003cp\u003eEquipped with an integrated Battery Management System (BMS), the MLI Ultra 12\/6000 ensures active cell balancing and real-time monitoring of critical parameters such as voltage, current, and temperature. It supports a maximum charge current of 460 A and a recommended continuous discharge current of up to 300 A (with peaks of 1800 A for 10 seconds), enabling ultra-fast recharging and powering high-demand equipment. Its exceptional lifespan reaches 3500 cycles at a Depth of Discharge (DoD) of 80 % at 25 °C. Unlike the lower-capacity MLI Ultra 12\/3000 models, this 6000 Wh version is ideal for main battery banks on large vessels.\u003c\/p\u003e\n\n\u003ch3\u003eAdvanced integration and connectivity\u003c\/h3\u003e\n\u003cp\u003eNetwork integration is central to the design of the MLI Ultra 12\/6000. It seamlessly communicates via MasterBus, CZone, and NMEA 2000 protocols, facilitating integration into modern energy management systems. The electronic enclosure features an IP65 protection rating, ensuring resistance to dust and water spray. The battery allows unlimited parallel connections and series connections of up to 10 units, offering exceptional modularity for creating custom battery banks ranging from 12 V to over 48 V (with the required isolation precautions for high voltage). The use of an external safety relay (ref. 7700B-BSS) is mandatory to ensure complete protection against overvoltage, undervoltage, and overheating.\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723863253332,"sku":"66016000","price":3864.73,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main_cf62f590-44a8-4415-8b7d-12cf176147af.jpg?v=1778022047"},{"product_id":"mastervolt-batterie-lithium-mli-ultra-24v-6000wh-230ah","title":"MLI Ultra 24\/6000 lithium battery","description":"\u003cp\u003eThe Mastervolt MLI Ultra 24\/6000 (ref. 66026000) is a 24 V LiFePO4 lithium battery designed for demanding marine service battery banks. It provides a capacity of 230 Ah, approximately 6.0 kWh, in a rugged housing with native MasterBus, CZone, and NMEA 2000 communication.\u003c\/p\u003e\u003cp\u003eThis battery features an advanced BMS, high discharge capacity, and a design suited for marine and mobile environments. For cycle life data, refer to the manufacturer's test conditions, including depth of discharge and temperature.\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723863810388,"sku":"66026000","price":4289.97,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/null_66026000-1.jpg?v=1776782882"},{"product_id":"mastervolt-batterie-mli-ultra-12-1250-lithium-100ah","title":"Ultra Lithium MLI Battery 12 V 1.25 kWh","description":"\u003cp\u003e\n    The \u003cstrong\u003eMASTERVOLT MLI Ultra Lithium 12\/1250 battery\u003c\/strong\u003e (part number 66011250) represents the pinnacle of lithium-ion technology for demanding marine environments. Designed to deliver extreme performance, it integrates high-quality Lithium Iron Phosphate (LiFePO4) cells and a proprietary battery management system (BMS) in a robust, fully sealed enclosure (IP65). This combination ensures maximum reliability against high charge\/discharge currents, moisture, mechanical shocks, and vibrations, far surpassing the durability of traditional lead-acid batteries.\n\u003c\/p\u003e\n\n\u003ch3\u003eAdvanced technology and management\u003c\/h3\u003e\n\u003cp\u003e\n    The sophisticated BMS of the \u003cstrong\u003eMLI Ultra 12\/1250\u003c\/strong\u003e optimizes the use of each individual cell through a predictive self-balancing algorithm. This system anticipates cell behavior and proactively balances them, enabling faster and more efficient charging cycles while extending battery lifespan. With a nominal voltage of 12V and a capacity of 100 Ah (1250 Wh), this battery delivers a maximum continuous discharge current of 200 A (2C) and a peak current of 500 A (5C for 10 seconds), making it suitable for applications requiring high instantaneous power. It is designed to provide 3,500 cycles at an ambient temperature of 25 °C and a defined DoD of 80 %.\n\u003c\/p\u003e\n\n\u003ch3\u003eOptimized performance in all conditions\u003c\/h3\u003e\n\u003cp\u003e\n    To ensure maximum charging performance even in freezing conditions, the \u003cstrong\u003eMLI Ultra 12\/1250\u003c\/strong\u003e is equipped with an integrated thermal heating pad and intelligent low-temperature control. This system uses power from the connected charger to maintain cell temperature above 0 °C, ensuring fast charging and full power capabilities even at -20 °C. Its integrated battery cut-off, based on intelligent algorithms, disconnects cells in case of anomalies (overvoltage, undervoltage, overcurrent, overheating, low SoC), while maintaining continuous power delivery up to 200 amperes—where other systems might limit current. It is certified UN 38.3, CE, E-Mark, FCC, UL1973, and RVIA.\n\u003c\/p\u003e\n\n\u003ch3\u003eIntegration and ease of installation\u003c\/h3\u003e\n\u003cp\u003e\n    System integration is simplified by MasterBus, CZone, and NMEA2000 compatibility, enabling seamless communication with Mastervolt chargers and other equipment. The \"plug-and-play\" function allows automatic configuration with any compatible Mastervolt charger, simplifying installation without requiring complex configuration tools. With dimensions of 330 x 173 x 210 mm and a weight of 15 kg, the \u003cstrong\u003eMLI Ultra 12\/1250\u003c\/strong\u003e is an instant replacement for Group 31 and Group 49 batteries (85-90 Ah), offering up to 70 % space and weight savings and a lifespan three times longer than traditional lead-acid batteries. It can be connected in series up to 48V and fully recharges in 60 minutes with a suitable charger (recommended charging current ≤ 50 A, max. 100 A).\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723864006996,"sku":"66011250","price":1250.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_1647d2a7-640f-424f-90d9-8e91cb1de915.jpg?v=1778084060"},{"product_id":"mastervolt-batterie-mli-ultra-lithium-24-1250-1-25kwh-nautique","title":"MASTERVOLT MLI Ultra Lithium 24\/1250 - 1.25 kWh","description":"\u003cp\u003e\n    The \u003cstrong\u003eMASTERVOLT MLI Ultra Lithium 24\/1250\u003c\/strong\u003e is a robust 24V lithium-ion (LiFePO4) battery with a nominal capacity of 50Ah and an energy rating of 1250 Wh. Designed for demanding marine environments, it delivers reliable performance even under high charge\/discharge currents, humidity, mechanical shocks, and vibrations. This battery is a premium energy solution that outperforms traditional batteries in durability with over 3500 cycles at 80% DoD and up to 70% weight and space savings compared to lead-acid batteries. It is part of the MLI Ultra series, known for extreme performance and reliability.\n\u003c\/p\u003e\n\n\u003ch3\u003eAdvanced technology and management\u003c\/h3\u003e\n\u003cp\u003e\n    At the core of the MLI Ultra 24\/1250 is a proprietary and sophisticated battery management system (BMS). This BMS ensures optimal use of each LiFePO4 cell, includes a proactive auto-balancing algorithm for faster and more efficient charging cycles, and provides precise monitoring of key parameters such as voltage, current, state of charge (SoC), and remaining time. For enhanced safety, an integrated battery disconnect cuts off cells in case of anomalies (overvoltage, undervoltage, overheating, low SoC), maintaining continuous discharge capacity up to 100 A (2C) and a peak current of 250 A for 10 seconds.\n\u003c\/p\u003e\n\n\u003ch3\u003eCold-weather optimized performance\u003c\/h3\u003e\n\u003cp\u003e\n    A major advantage of the \u003cstrong\u003eMLI Ultra 24\/1250\u003c\/strong\u003e is its integrated thermal heating pad, controlled by the BMS to optimize charging at freezing temperatures. When cell temperature drops below 0°C, the system uses energy from the connected charger to heat the battery to 5°C, ensuring fast charging and full power capabilities even in winter conditions. This feature sets it apart from standard lithium batteries, whose charging performance can be severely reduced or blocked by cold, a notable competitive advantage over less integrated solutions.\n\u003c\/p\u003e\n\n\u003ch3\u003eIntegration and flexibility\u003c\/h3\u003e\n\u003cp\u003e\n    Connectivity is a strong point of the MLI Ultra 24\/1250, integrating NMEA2000, CZone, and MasterBus communications. This enables full integration into the vessel's electrical system and plug-and-play configuration with compatible Mastervolt chargers, simplifying installation without requiring additional configuration tools. It can be configured in series up to 48V and features robust M8 battery terminals, as well as various mounting options (mounting brackets, side retention for Group 31\/49). Its IP65 protection rating ensures total waterproofing, essential for marine environments, and it is certified UN 38.3, CE, E-Mark, FCC, UL1973, and RVIA.\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723864236372,"sku":"66021250","price":1179.25,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_15c9abe4-be70-4780-b50b-e3a84f89dd5c.jpg?v=1778084085"},{"product_id":"mastervolt-cable-alimentation-quai-16a-25m","title":"16A 25m shore power cable","description":"\u003cp\u003e\n    The \u003cstrong\u003eMASTERVOLT 16A 25m shore power cable\u003c\/strong\u003e is an essential component for ensuring a safe and reliable electrical connection between your vessel and the shore power grid. Specifically designed for the marine environment, this cable ensures the power distribution required by all your onboard equipment, from navigation systems to comfort appliances.\n\u003c\/p\u003e\n\u003ch3\u003eMastervolt Performance and Reliability\u003c\/h3\u003e\n\u003cp\u003e\n    With a length of 25 meters, this cable provides significant flexibility to reach shore power outlets, even in complex configurations. Its 16-ampere capacity is suitable for the standard power needs of many recreational boats and sailboats. \u003cstrong\u003eMastervolt\u003c\/strong\u003e products are recognized for their robustness and compliance with maritime standards, setting this cable apart from generic alternatives with superior resistance to elements such as saltwater, UV rays, and abrasion. This higher quality minimizes risks of overheating or electrical malfunction, ensuring the safety of the crew and the integrity of the boat's electrical systems.\n\u003c\/p\u003e\n\u003ch3\u003ePositioning in the Marine Electrical Range\u003c\/h3\u003e\n\u003cp\u003e\n    While brands like \u003cstrong\u003eGarmin\u003c\/strong\u003e or \u003cstrong\u003eRaymarine\u003c\/strong\u003e excel in navigation electronics, \u003cstrong\u003eMastervolt\u003c\/strong\u003e positions itself as the undisputed leader in marine energy management solutions. This shore power cable integrates seamlessly into a complete \u003cstrong\u003eMastervolt\u003c\/strong\u003e electrical system, working in synergy with battery chargers, inverters, and batteries from the same brand for maximum efficiency and reliability. It represents an investment in durability and peace of mind, outperforming non-marine-rated cables that would not withstand the environmental constraints of a boat.\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723864432980,"sku":"121160250","price":262.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_948b904b-4e79-4a03-b53d-70f10f0f0492.jpg?v=1778083933"},{"product_id":"mastervolt-chargemaster-plus-12-35-3-chargeur-convertisseur-marin","title":"ChargeMaster Plus 12\/35-3 Battery Charger\/Converter","description":"\u003cp\u003e\n    The \u003cstrong\u003eChargeMaster Plus 12\/35-3\u003c\/strong\u003e from \u003cstrong\u003eMASTERVOLT\u003c\/strong\u003e is an advanced automatic battery charger designed as an all-in-one solution for demanding marine and mobile electrical systems. Part of the new ChargeMaster Plus generation, it outperforms conventional chargers by combining multiple essential functions into a single compact unit, reducing installation complexity and costs. Unlike basic models or older systems requiring separate chargers for different banks, the 12\/35-3 features a \"Battery's Best Friend\" architecture enabling simultaneous and optimized charging of up to three battery banks with varying chemistries (lead-acid, gel, AGM, lithium-ion) through customizable charge profiles and a pre-floating function to prevent overcharging of small batteries.\n\u003c\/p\u003e\n\n\u003ch3\u003eIntegration and Technical Performance\u003c\/h3\u003e\n\u003cp\u003e\n    This model delivers a nominal output voltage of 12 V with a total charge current of 35 A, capable of supplying this maximum current on each of its three outputs, provided the model's total is not exceeded. It operates across a wide input voltage range (80–275 V) and frequencies (50\/60 Hz), ensuring global compatibility. The ChargeMaster Plus 12\/35-3 maintains stable system power even without a connected battery and features galvanic isolation for enhanced safety. Charging is managed via a 3-stage+ IUoUo process with temperature compensation (included probe) and DC voltage compensation via MasterShunt or automatic mode, optimizing battery lifespan.\n\u003c\/p\u003e\n\n\u003ch3\u003eConnectivity and Robustness\u003c\/h3\u003e\n\u003cp\u003e\n    The \u003cstrong\u003eChargeMaster Plus 12\/35-3\u003c\/strong\u003e is equipped with MasterBus, CZone, and NMEA2000 communication interfaces, enabling full integration and detailed monitoring within complex systems. This advanced connectivity allows real-time adjustments and optimal synergy with Mastervolt lithium-ion batteries and system displays. Its robust design withstands ambient temperatures from -25 °C to 80 °C (with power derating above 40 °C) and significant voltage fluctuations, making it suitable for the most demanding environments. Cooling is provided by a low-noise variable-speed fan, and the unit is protected against overheating, overcharging, short circuits, abnormal battery voltages, and features ignition protection, all under an IP23 ingress protection rating.\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723864596820,"sku":"44310355","price":374.7,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_976666c5-eb7a-4bfb-9863-6615eae11c75.jpg?v=1778083987"},{"product_id":"mastervolt-chargemaster-plus-12-50-3-chargeur-batterie-marin","title":"ChargeMaster Plus 12\/50-3 Battery Charger\/Converter","description":"\u003cp\u003e\n    The \u003cstrong\u003eMastervolt ChargeMaster Plus 12\/50-3\u003c\/strong\u003e is an advanced automatic battery charger designed for marine electrical systems and recreational vehicles. This model, the 12\/50-3, delivers a 12 V output voltage with a maximum charging current of 50 A, distributed across three independent battery outputs, enabling optimal management of multiple battery banks. It operates within an AC input voltage range of 180 to 275 V and a frequency of 50\/60 Hz, ensuring global compatibility and high efficiency with a power factor greater than 0.98.\n\u003c\/p\u003e\n\n\u003ch3\u003eAdvanced Charging Technology and Connectivity\u003c\/h3\u003e\n\u003cp\u003e\n    Featuring the \"3-step+\" charging process, the \u003cstrong\u003eChargeMaster Plus 12\/50-3\u003c\/strong\u003e ensures fast, safe, and complete charging for all battery types, including lead-acid and Lithium-ion batteries (compliant with EN standards). This technology includes bulk, absorption, and float phases, temperature compensation, and assistance for deeply discharged batteries, extending their lifespan. The charger is also compatible with MasterBus and CZone network management systems, allowing full integration and control of your electrical installation via NMEA2000. Compared to other ChargeMaster Plus models, such as the 12\/35-3 or 24 V versions, the 12\/50-3 is positioned as a robust solution for 12 V systems requiring significant charging current.\n\u003c\/p\u003e\n\n\u003ch3\u003eDurability and Installation\u003c\/h3\u003e\n\u003cp\u003e\n    Designed for the marine environment, the \u003cstrong\u003eMastervolt ChargeMaster Plus 12\/50-3\u003c\/strong\u003e features IP23 protection, making it resistant to water spray and solid objects. Its 2.5 kg weight and compact dimensions facilitate installation. Connections are made via screw terminals, ensuring secure attachment. The device also includes DIP-switch settings and advanced configuration options via MasterBus for precise customization of charging parameters and alarms, offering superior flexibility for various onboard electrical system configurations.\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723864760660,"sku":"44310505","price":482.36,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_98507c4a-4de1-430a-a4e1-4ea34cd0c395.jpg?v=1778083978"},{"product_id":"mastervolt-chargemaster-24-12-3-chargeur-batterie-marin","title":"ChargeMaster 24\/12-3","description":"\u003cp\u003e\n    The \u003cstrong\u003eMASTERVOLT ChargeMaster 24\/12-3\u003c\/strong\u003e is a fully automatic battery charger designed for reliability and performance in marine and mobile environments. Part of the ChargeMaster range, known for its robustness, this model is a versatile solution for 24V systems requiring efficient and safe charging of multiple battery banks.\n\u003c\/p\u003e\n\n\u003ch3\u003eAdvanced and versatile charging technology\u003c\/h3\u003e\n\u003cp\u003e\n    This charger integrates Mastervolt’s innovative \u003cstrong\u003e3-stage+ charging algorithm\u003c\/strong\u003e, ensuring fast and complete battery recharge, even for fully discharged batteries. It is compatible with a wide range of battery technologies, including flooded lead-acid, AGM, Spiral, Gel, deep-cycle, and Mastervolt lithium-ion batteries (MLi). The temperature compensation function automatically adjusts charging voltages, preventing overcharging or excessive gassing, which significantly extends battery life. Unlike basic chargers, the ChargeMaster 24\/12-3 maintains a stable DC power supply even without a connected battery, allowing direct powering of equipment such as lighting or refrigeration.\n\u003c\/p\u003e\n\n\u003ch3\u003eRobust design and system integration\u003c\/h3\u003e\n\u003cp\u003e\n    The ChargeMaster 24\/12-3 features \u003cstrong\u003ethree equal outputs\u003c\/strong\u003e, each capable of delivering the full charging current, distributed according to the needs of connected battery banks. Its robust design includes solid metal connectors with cable glands, protected against corrosion and overheating. The device has automatic input voltage detection (90–265V AC, 50\/60 Hz), ensuring optimal operation worldwide. With an \u003cstrong\u003eIP23\u003c\/strong\u003e protection rating, it is designed for indoor installation, protected against water splashes and solid objects larger than 12.5 mm. Weighing 1.8 kg and with compact dimensions (234 x 132 x 60 mm), it is easy to integrate on board. CE, ABYC A-31, SAE J1171\/ISO 8846 (ignition protection), RRR, and RMRS certifications attest to its compliance with the strictest maritime and industrial standards. For more complex systems, the ChargeMaster 24\/12-3 is fully compatible with the \u003cstrong\u003eMasterBus\u003c\/strong\u003e network, enabling centralized control and monitoring via a remote control panel or CZone™ integration.\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723864957268,"sku":"44020120","price":270.82,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_b5f83979-a0c1-42d5-a67b-376cafe1df1d.jpg?v=1778083999"},{"product_id":"mastervolt-chargemaster-plus-24-20-3-chargeur-batterie-marin","title":"ChargeMaster Plus 24\/20-3","description":"\u003cp\u003e\n    The \u003cstrong\u003eMASTERVOLT ChargeMaster Plus 24\/20-3\u003c\/strong\u003e is an advanced automatic battery charger designed to provide a versatile and reliable charging solution for marine and mobile environments. Part of the ChargeMaster Plus range, this 24V\/20A model features a \"Battery's Best Friend\" architecture, enabling simultaneous and safe charging of up to three batteries of different types and sizes, including lead-acid (gel, AGM, flooded) and lithium-ion batteries, through an intelligent 3-step+ charging process. It also includes a pre-floating function to prevent overcharging of small batteries and allows custom charge profiles to be set.\n\u003c\/p\u003e\n\u003ch3\u003eConnectivity and System Integration\u003c\/h3\u003e\n\u003cp\u003e\n    This charger serves as a central component in an energy system thanks to its comprehensive communication interfaces. It is fully compatible with \u003cstrong\u003eMasterBus\u003c\/strong\u003e, \u003cstrong\u003eCZone\u003c\/strong\u003e, and \u003cstrong\u003eNMEA2000\u003c\/strong\u003e networks, enabling precise monitoring and tracking of battery charge status, voltage, and temperature. This connectivity ensures seamless integration with other Mastervolt equipment, such as the MasterShunt or system displays, for real-time adjustments and optimized performance. Unlike basic chargers, the ChargeMaster Plus 24\/20-3 does not merely recharge batteries; it intelligently manages the entire energy system.\n\u003c\/p\u003e\n\u003ch3\u003ePerformance and Durability\u003c\/h3\u003e\n\u003cp\u003e\n    With its ability to handle input voltages from 80 to 275 V and frequencies of 50\/60 Hz, the \u003cstrong\u003eChargeMaster Plus 24\/20-3\u003c\/strong\u003e ensures efficient charging worldwide. It provides galvanic isolation and temperature compensation (probe included) for precise and safe charging. Its standby consumption is less than 2 mA (MasterBus disabled). Designed for extreme conditions, it withstands ambient temperatures from -25 °C to 80 °C (with derating above 40 °C) and features an \u003cstrong\u003eIP23\u003c\/strong\u003e protection rating for vertical mounting. The vario fan cooling system ensures very low noise levels. It includes multiple protections against overheating, overcharging, short circuits, high\/low battery voltages, and ignition, ensuring installation reliability. Its compact dimensions (291 x 210 x 105 mm) and weight of 2.5 kg make it lighter and easier to integrate than previous models in its category.\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723865219412,"sku":"44320205","price":350.79,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_6ed63a23-b7df-4fe9-b451-c5ca238fb388.jpg?v=1778084010"},{"product_id":"mastervolt-chargemaster-12-25-3-chargeur-batterie-marin","title":"ChargeMaster 12\/25-3 battery charger\/converter","description":"\u003cp\u003e\n    The \u003cstrong\u003eChargeMaster 12\/25-3\u003c\/strong\u003e by \u003cstrong\u003eMastervolt\u003c\/strong\u003e, part number 44010250, is a fully automatic battery charger designed for marine applications and recreational vehicles. This model provides fast and complete battery charging regardless of the available AC power source, thanks to its automatic input voltage detection (90–265 V AC, 50\/60 Hz). Weighing 1.8 kg and with compact dimensions (234 x 132 x 60 mm), it is easy to install in various environments. It is certified CE, ABYC A-31, SAE J1171\/ISO 8846 (ignition protected), RRR, and RMRS, ensuring compliance with international standards.\n\u003c\/p\u003e\n\n\u003ch3\u003eAdvanced 3-stage+ charging technology\u003c\/h3\u003e\n\u003cp\u003e\n    The \u003cstrong\u003eChargeMaster 12\/25-3\u003c\/strong\u003e features Mastervolt’s 3-stage+ charging technology, optimizing battery life and performance. This process includes BULK (fast charge from 0 to 80% at maximum current), ABSORPTION (charge at maximum voltage to 100% with decreasing current over 4 hours at 14.25 V), and FLOAT (maintenance charge at 13.25 V for wet batteries or 13.8 V for Gel\/AGM batteries). It is compatible with a wide range of battery types, including flooded lead-acid, AGM, Gel, Spiral, and Lithium Ion (MLi) batteries. Automatic voltage and temperature compensation (sensor included) adjusts charging parameters to prevent overcharging and gassing, extending battery life. The integrated memory function prevents overcharging in case of unstable AC power.\n\u003c\/p\u003e\n\n\u003ch3\u003eVersatility and charging capacity\u003c\/h3\u003e\n\u003cp\u003e\n    With a nominal output voltage of 12 V and a total charging current of 25 A at 13.25 V, this charger can handle battery banks with a recommended capacity of 50 to 250 Ah and can charge banks up to 1000 Ah. The \u003cstrong\u003eChargeMaster 12\/25-3\u003c\/strong\u003e stands out with its three equal battery outputs, each capable of delivering 25 A. Unlike some larger models in the \u003cstrong\u003eChargeMaster\u003c\/strong\u003e range that may have a main output and two 10 A outputs for starting batteries, this model provides balanced current distribution across all outputs. It can also operate in constant DC power mode without connected batteries, ideal for powering lighting or a refrigerator. Galvanic isolation ensures enhanced installation safety.\n\u003c\/p\u003e\n\n\u003ch3\u003eIntegration and monitoring\u003c\/h3\u003e\n\u003cp\u003e\n    The \u003cstrong\u003eChargeMaster 12\/25-3\u003c\/strong\u003e is fully compatible with the \u003cstrong\u003eMasterBus\u003c\/strong\u003e network, Mastervolt’s decentralized communication system. This compatibility enables centralized or remote monitoring and control of the charger and other system devices (inverters, generators, batteries). A bright LED display on the front panel provides essential information such as charging current and voltage, charging stage, and battery level. Three adjacent buttons allow system control. While most \u003cstrong\u003eChargeMaster\u003c\/strong\u003e models are MasterBus-compatible, the 12\/10, 12\/15-2, and 24\/6 models in the same range do not offer this connectivity via a single cable. The device offers comprehensive protection against overheating, overcharging, short circuits, and high\/low battery voltages, ensuring safe and reliable operation in ambient temperatures from -25°C to 60°C.\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723865416020,"sku":"44010250","price":247.67,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_1c825d5e-c64a-4823-bd43-59d2a9689325.jpg?v=1778083963"},{"product_id":"mastervolt-mac-plus-12-12-50-chargeur-convertisseur-cc-cc-czone","title":"Mac Plus 12\/12-50 + CZone charger-converter","description":"\u003cp\u003e\n    The Mastervolt Mac Plus 12\/12-50 + CZone is a sophisticated DC-DC charger-converter and stabilized power supply device designed to optimize the performance of service batteries in marine and mobile applications. Built to overcome the limitations of modern alternators, including Euro 5\/6 and start\/stop systems, it ensures fast, safe, and consistent charging, avoiding the slow and insufficient charging often observed with these configurations.\n\u003c\/p\u003e\n\n\u003ch3\u003eAdvanced charging performance and versatility\u003c\/h3\u003e\n\u003cp\u003e\n    The \u003cstrong\u003eMac Plus 12\/12-50 + CZone\u003c\/strong\u003e integrates Mastervolt’s 3-step+ charging algorithm, ensuring rapid and efficient recharging even for deeply discharged batteries. It is compatible with a wide range of battery technologies, including flooded, gel, AGM, spiral, and Lithium-Ion batteries (including LiFePO4). Its wide DC input range (10–16 V) allows it to accept various power sources and charge two batteries simultaneously from a single alternator or charger. Intelligent engine-running detection ensures the starter battery is never discharged. With a nominal input and output voltage of 12 V and a maximum output current of 50 A, it delivers a nominal output power of 675 W.\n\u003c\/p\u003e\n\n\u003ch3\u003eRobustness and system integration\u003c\/h3\u003e\n\u003cp\u003e\n    Designed for the most demanding environments, the \u003cstrong\u003eMac Plus 12\/12-50 + CZone\u003c\/strong\u003e features a high-quality aluminum housing, providing superior protection against dust and water ingress (IP23). Its fanless, naturally cooled operation and temperature compensation optimize battery lifespan. This model is natively compatible with MasterBus, CZone, and NMEA 2000 networks, offering advanced monitoring and control capabilities. This integration simplifies automation and intelligent management of the entire onboard electrical system, positioning it as a more complete solution than standalone DC-DC converters or non-communicating chargers from brands like Victron Energy or Sterling Power, which require additional interfaces for such advanced integration.\n\u003c\/p\u003e\n\n\u003ch3\u003eEnhanced capabilities and certifications\u003c\/h3\u003e\n\u003cp\u003e\n    With a maximum output power of 725 W, the \u003cstrong\u003eMac Plus 12\/12-50 + CZone\u003c\/strong\u003e provides stable power and protects sensitive equipment thanks to its 2% output voltage stabilization at extreme temperatures. It supports parallel operation of up to ten units, enabling charging capacities well above 100 amps. Analog voltage sensing ports compensate for voltage drops for consistent charging. Certified to CE, E-Mark, SAE J1171, and ISO 8846 Ignition Protected, it ensures optimal safety and reliability for mobile and marine applications. Configuration is simplified via integrated DIP switches, MasterAdjust, or the CZone configuration tool. Its efficiency exceeds 95% at nominal input voltage and full load.","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723865645396,"sku":"81205105","price":371.72,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_86a71d80-1650-4f26-8f53-87f7e9485688.jpg?v=1778084127"},{"product_id":"mastervolt-chargeur-convertisseur-mac-plus-24-12-50-czone","title":"Mac Plus 24\/12-50 DC-DC Charger Converter + CZone","description":"\u003cp\u003e\n    The \u003cstrong\u003eMastervolt Mac Plus 24\/12-50 + CZone\u003c\/strong\u003e is an advanced DC-DC charger converter designed for efficient energy management on board vehicles and vessels equipped with 24V systems requiring stable 12V power. This specific model from the Mac Plus range converts a nominal input voltage of 24V (range 19–30V DC) into a stabilized 12V output (range 10–15V) with a maximum current of 50A and a nominal output power of 710W (750W max).\n\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Performance and Efficiency\u003c\/h3\u003e\n\u003cp\u003e\n    The \u003cstrong\u003eMac Plus 24\/12-50\u003c\/strong\u003e integrates a proven 3-stage+ charging algorithm, ensuring fast and safe charging of service batteries, even during short trips. It is compatible with a wide range of battery technologies, including lead-acid (flooded, gel, AGM, spiral), lithium-ion (LiFePO4), and traction batteries, with user-configurable parameters. Its efficiency exceeds 95% at full load and nominal input voltage, peaking at 97%, minimizing energy losses. Unlike basic DC-DC converters, the Mac Plus features engine-running detection to protect the starter battery and provides stable power even when the alternator is inactive, compliant with Euro 5\/6 alternator requirements.\n\u003c\/p\u003e\n\n\u003ch3\u003eSystem Integration and Advanced Features\u003c\/h3\u003e\n\u003cp\u003e\n    This converter stands out for its native compatibility with \u003cstrong\u003eMasterBus\u003c\/strong\u003e, \u003cstrong\u003eCZone\u003c\/strong\u003e, and \u003cstrong\u003eNMEA 2000\u003c\/strong\u003e protocols, offering superior system integration for monitoring and automation. It can be configured via MasterAdjust, the CZone configuration tool, or directly using its integrated DIP switches. The \u003cstrong\u003eMac Plus 24\/12-50\u003c\/strong\u003e can also operate in stabilized power supply mode for sensitive loads, ensuring constant output voltage and protecting electronic equipment. For installations requiring higher charging capacity, up to ten units can be configured in parallel, allowing output currents well above 100A. Although it lacks galvanic isolation, it compensates for voltage drops via its voltage sensing ports and optimizes charging with its included battery temperature sensor.\n\u003c\/p\u003e\n\n\u003ch3\u003eRobust Design and Installation\u003c\/h3\u003e\n\u003cp\u003e\n    Housed in a high-quality aluminum enclosure (255 x 165 x 66 mm, weighing 2 kg), the \u003cstrong\u003eMac Plus 24\/12-50\u003c\/strong\u003e offers IP23 protection against solid objects larger than 12.5 mm and water splashes, ensuring durability in marine and mobile environments. Its fanless design ensures silent operation. It features three M8 terminals for power cables (10–50 mm²) and an 8-pole screw terminal for control signals (0.75–1.5 mm²). The product complies with CE, E-Mark\/R10, SAE J1171, and ISO 8846 Ignition Protected standards. Installation requires a minimum clearance of 10 cm on each side for optimal airflow and must be performed using appropriately sized cables, e.g., 10 mm² [AWG 8] for input and 16 mm² [AWG 6] for output in this 24\/12-50 model. It must not be mounted directly above batteries to avoid exposure to corrosive sulfur emissions.\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723865842004,"sku":"81205205","price":423.69,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_8fff8f94-57ee-4322-92b9-a9408c933b05.jpg?v=1778084119"},{"product_id":"mastervolt-mac-plus-24-24-30-czone-chargeur-convertisseur","title":"Mac Plus 24\/24-30 + CZone Charger Converter","description":"\u003cp\u003e\n    The \u003cstrong\u003eMastervolt Mac Plus 24\/24-30 + CZone\u003c\/strong\u003e is a DC-DC charger converter designed to optimize the charging of service batteries, even in modern systems equipped with Euro 5 and 6 smart alternators. This model, part number 81205405, belongs to Mastervolt’s Mac Plus range, which also includes 12\/12-50, 12\/24-30, 24\/12-50, and 24\/24-50 versions, offering extended flexibility for various marine or onboard electrical configurations. It stands out for its ability to deliver a nominal power output of 810 W (850 W peak) and an output current of 30 A, ensuring fast and safe battery charging with an efficiency exceeding 95% (97% peak).\n\u003c\/p\u003e\n\n\u003ch3\u003ePerformance and versatility of the Mac Plus\u003c\/h3\u003e\n\u003cp\u003e\n    This charger converter can convert 24 V DC input to stabilized 24 V DC output, acting either as a three-stage battery charger or as a stabilized DC power supply for sensitive equipment. Its compatibility spans a wide range of battery chemistries, including flooded, gel, AGM, spiral, and lithium-ion batteries (including LiFePO4), making it particularly suitable for contemporary installations. Unlike more basic solutions, the Mac Plus integrates Mastervolt’s 3-step+ charging algorithm, which efficiently recharges even deeply discharged batteries. Engine running detection ensures the starter battery is never drained, a critical feature for system reliability.\n\u003c\/p\u003e\n\n\u003ch3\u003eSystem integration and robustness\u003c\/h3\u003e\n\u003cp\u003e\n    The \u003cstrong\u003eMac Plus 24\/24-30 + CZone\u003c\/strong\u003e is designed for full integration thanks to its compatibility with MasterBus, CZone, and NMEA 2000 networks. This advanced connectivity enables superior system monitoring and control, facilitating automation and performance optimization via tools like MasterAdjust or the integrated DIP switches for basic configuration. Its fanless design ensures silent operation, and its robustness is confirmed by a high-quality aluminum housing and an IP23 ingress protection rating, providing excellent resistance to dust and water spray. It is E-Mark\/R10 certified for mobile applications, and its operating temperature range extends from -25 °C to +60 °C (with power derating above 40 °C). Built-in protections against overcharging, overheating, DC short circuits, and reverse polarity ensure maximum operational safety. The ability to operate up to ten units in parallel allows charging capacities exceeding 100 amperes, offering exceptional flexibility for high-demand systems.\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723866005844,"sku":"81205405","price":392.34,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_7722b0ac-9db4-41f8-9fbe-3e620a1657e4.jpg?v=1778084144"},{"product_id":"mastervolt-macplus-chargeur-convertisseur-dc-dc-12-24-30-czone","title":"MacPlus DC\/DC 12\/24-30 battery charger converter + CZone","description":"\u003cp\u003e\n    Conçu pour les systèmes électriques marins et embarqués nécessitant une gestion avancée de l'énergie, le chargeur convertisseur \u003cstrong\u003eMastervolt MacPlus DC\/DC 12\/24-30 + CZone\u003c\/strong\u003e (SKU 81205305) assure la conversion d'une tension d'entrée de 12V en une sortie stabilisée de 24V avec un courant de 30A. Ce dispositif polyvalent remplit deux fonctions essentielles : il opère comme un chargeur de batteries trois étapes pour les parcs de batteries 24V à partir d'une source 12V, et comme une alimentation CC stabilisée. Il est compatible avec divers types de batteries.\n\u003c\/p\u003e\n\n\u003ch3\u003ePerformance et fonctionnalités techniques\u003c\/h3\u003e\n\u003cp\u003e\n    Le \u003cstrong\u003eMastervolt MacPlus DC\/DC 12\/24-30\u003c\/strong\u003e se distingue par sa capacité à optimiser la charge des batteries auxiliaires 24V depuis une source 12V. La régulation en trois étapes garantit une charge efficace et sécurisée, prolongeant la durée de vie des batteries. Un capteur de température batterie est inclus dans la livraison, permettant une compensation thermique précise pour une charge optimale. Ce modèle est spécifiquement adapté aux architectures électriques où une source 12V doit alimenter des équipements ou charger des batteries 24V, contrairement à d'autres variantes MacPlus comme le 12\/12-50 ou le 24\/24-50 qui gèrent des conversions de tension identiques (12V vers 12V ou 24V vers 24V) ou différentes polarités (24V vers 12V).\n\u003c\/p\u003e\n\n\u003ch3\u003eIntégration MasterBus et CZone\u003c\/h3\u003e\n\u003cp\u003e\n    L'intégration native au réseau \u003cstrong\u003eMasterBus\u003c\/strong\u003e et \u003cstrong\u003eCZone\u003c\/strong\u003e est une caractéristique clé du \u003cstrong\u003eMacPlus DC\/DC 12\/24-30 + CZone\u003c\/strong\u003e. Cette connectivité avancée permet une surveillance, un diagnostic et une configuration centralisés de l'appareil au sein d'un système de gestion de puissance plus large. Cette fonctionnalité le positionne comme un composant essentiel pour les systèmes électriques modernes et complexes, offrant une gestion plus sophistiquée que les convertisseurs DC-DC autonomes.\n\u003c\/p\u003e\n\n\u003ch3\u003eInstallation et spécifications environnementales\u003c\/h3\u003e\n\u003cp\u003e\n    L'installation du \u003cstrong\u003eMacPlus\u003c\/strong\u003e doit être effectuée par un technicien qualifié, conformément aux réglementations locales. Il est conçu pour être monté sur une surface plane et solide. Il est important de ne pas installer le convertisseur directement au-dessus des batteries pour éviter toute exposition aux émanations corrosives de soufre. L'indice de protection IP23 indique qu'il doit être installé dans un environnement protégé.\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723866202452,"sku":"81205305","price":377.39,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_0fd1a17c-ae85-4249-b529-6e63348d743e.jpg?v=1778084114"},{"product_id":"mastervolt-chargeur-easycharge-10a-double-sortie-ip68","title":"EasyCharge 10 A Charger","description":"\u003cp\u003e\n    The \u003cstrong\u003eMastervolt EasyCharge 10A battery charger\u003c\/strong\u003e (part number 43321000) is a robust and high-performance charging solution designed for demanding marine environments. Part of Mastervolt’s EasyCharge series, it outperforms the EasyCharge 6A-1 model with increased charging capacity and extended versatility. This charger is specifically engineered for permanent connection to AC and DC systems in nautical installations.\n\u003c\/p\u003e\n\n\u003ch3\u003eCharging performance and intelligent management\u003c\/h3\u003e\n\u003cp\u003e\n    The EasyCharge 10A delivers a maximum charging current of 10 A for 12 V systems and 5 A for 24 V systems, making it compatible with batteries ranging from 35 to 120 Ah. Unlike the 6A model, which only supports 12 V, the EasyCharge 10A-2 handles both nominal voltages. It features two independent charging outputs managed by Sense-Send technology. This function allows the charger to dynamically analyze the needs of each connected battery and distribute power optimally, reducing charging times—especially when batteries have different discharge levels. The charging cycle consists of 5 stages: reconditioning, bulk, absorption, float, and maintenance, ensuring a full charge and extended lifespan for lead-acid batteries (flooded, gel, AGM, spiral).\n\u003c\/p\u003e\n\n\u003ch3\u003eRobust design and advanced safety\u003c\/h3\u003e\n\u003cp\u003e\n    Built to withstand marine conditions, the \u003cstrong\u003eMastervolt EasyCharge 10A\u003c\/strong\u003e features an IP68 rating, making it fully dustproof and submersible. Its rugged housing allows operation in ambient temperatures from –20°C to 50°C. Compact dimensions (140 x 198 x 63 mm) and a weight of 2.5 kg simplify onboard integration. Safety is prioritized with built-in protections against sparking, short circuits, reverse polarity, overvoltage, current limiting, and excessive temperature. This charger complies with California Energy Commission (CEC) standards and European directives 2014\/35\/EU (LVD), 2014\/30\/EU (EMC), and 2011\/65\/EU (RoHS), attesting to its reliability and regulatory compliance.\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723866399060,"sku":"43321000","price":116.3,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_fb371c53-d846-48e8-9ab4-74466583c90d.jpg?v=1778083970"},{"product_id":"mastervolt-chargeur-convertisseur-mass-combi-ultra-48-3500-50","title":"Mass Combi Ultra 48\/3500-50 Charger\/Inverter (230 V)","description":"\u003cp\u003eThe \u003cstrong\u003eMass Combi Ultra 48\/3500-50\u003c\/strong\u003e charger\/inverter from \u003cstrong\u003eMastervolt\u003c\/strong\u003e is a high-end combined power solution designed for demanding marine and mobile systems operating on 48 V. This device integrates a powerful pure sine wave inverter, an intelligent multi-stage battery charger, and an AC transfer system into a single compact housing. Engineered to maximize energy efficiency, it delivers over 93 % efficiency and includes Power Assist to smooth power peaks and prevent tripping of shore power or generator breakers.\u003c\/p\u003e\n\u003ch3\u003eInverter performance and network management\u003c\/h3\u003e\n\u003cp\u003eIn inverter mode, this model delivers a continuous power output of 3500 W (up to 40 °C) with a peak capacity of 7000 W, ensuring flawless startup of heavy equipment. The 230 V pure sine wave output (configurable 50\/60 Hz) provides safe power for sensitive electronics. It features two AC inputs (shore power and generator) and two intelligent AC outputs, one of which is switchable to shed non-critical loads when no external source is available.\u003c\/p\u003e\n\u003ch3\u003eSmart charging and MasterBus scalability\u003c\/h3\u003e\n\u003cp\u003eThe charging module uses a 3-stage+ algorithm compatible with all battery chemistries (flooded lead-acid, Gel, AGM, Lithium-Ion), ensuring fast charging with extremely low DC current fluctuations (ripple \u0026lt; 5 % RMS). A secondary 10 A output is dedicated to charging a starter battery (12 V or 24 V). Unlike standard chargers, the Ultra range offers exceptional scalability: up to 10 units can be paralleled via the MasterBus network to multiply power, or configured to create a complex three-phase network. The Active Optima Cooling system ensures optimal and quiet cooling.\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723866661204,"sku":"38343500","price":2634.45,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main_4ea5d4ee-9315-463b-8292-51d4257b71ca.jpg?v=1778020003"},{"product_id":"mastervolt-combimaster-48-5000-70-convertisseur-chargeur-120v","title":"CombiMaster 48\/5000-70 - HT (120 V)","description":"\u003cp\u003e\n    The \u003cstrong\u003eMastervolt CombiMaster 48\/5000-70 - HT (120 V)\u003c\/strong\u003e is an integrated power solution for demanding marine and mobile applications. This device combines the functions of a power inverter and a battery charger, providing complete power management onboard. Designed for systems operating on a 48 V DC battery voltage, it can deliver 5000 W (or VA) of AC output power, suitable for powering a wide range of electrical equipment.\n\u003c\/p\u003e\n\n\u003ch3\u003eConversion and charging capabilities\u003c\/h3\u003e\n\u003cp\u003e\n    The CombiMaster 48\/5000-70 integrates an inverter that converts the DC power from your batteries into 120 V AC, a key specification for compatible electrical networks. Its 5000 W output is positioned for high loads, ranging from household appliances to professional tools. Simultaneously, the charger section delivers 70 A, ensuring efficient and rapid charging of 48 V DC battery banks, thus optimizing their lifespan and performance.\n\u003c\/p\u003e\n\n\u003ch3\u003eIntegration and positioning within the Mastervolt range\u003c\/h3\u003e\n\u003cp\u003e\n    The Mastervolt CombiMaster series is recognized for its all-in-one approach, simplifying installation and space optimization compared to separate units (inverter and charger). The 48\/5000-70 model stands out for its high power output and 48 V compatibility, targeting installations requiring greater autonomy and energy capacity, often found on larger vessels or expedition vehicles. Compared to lower-power CombiMaster models or competing solutions (such as certain Victron Energy MultiPlus or Studer Xtender models), it offers a balance between robust performance and compact integration while maintaining the reliability expected from Mastervolt equipment.\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723866857812,"sku":"35545000","price":2253.13,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/mastervolt-combimaster-485000-70-ht-120-v_35545000-5.jpg?v=1778088830"},{"product_id":"mastervolt-convertisseur-ac-master-12-1500-230v-pur-sinus","title":"AC Master 12\/1500 (230V) Inverter","description":"\u003cp\u003e\n    Conçu pour les applications marines et mobiles de loisirs ou semi-professionnelles, le convertisseur Mastervolt AC Master 12\/1500 (230V) délivre une alimentation CA pur sinus de 1500 W. Ce modèle, référence 28011500, convertit l'énergie CC de la batterie 12 V en une puissance de sortie CA stable de 230 V, ajustable entre 200, 220, 230 et 240 V à 50\/60 Hz. Il se positionne comme une solution fiable et essentielle pour les environnements où le courant secteur est inexistant ou irrégulier, offrant un excellent rapport qualité\/prix au sein de la gamme AC Master de Mastervolt.\n\u003c\/p\u003e\n\n\u003ch3\u003ePerformance et caractéristiques techniques\u003c\/h3\u003e\n\u003cp\u003e\n    Le Mastervolt AC Master 12\/1500 assure une puissance continue de 1500 W à des températures ambiantes de 25 °C et 40 °C (cos phi 1). Il gère des charges de pointe allant jusqu'à 1730 W pendant 1 minute et 2650 W pendant 1 seconde, garantissant le fonctionnement d'appareils exigeants. Son rendement élevé de 93 % minimise les pertes énergétiques. L'isolation galvanique est intégrée, et la distorsion harmonique typique est inférieure à 3 %, assurant une qualité de courant pur sinus pour les équipements sensibles. Pour l'installation, une capacité de batterie recommandée de \u0026gt;= 160 Ah est préconisée, avec une intensité d'entrée nominale de 150 A et un fusible CC minimal (à fusion lente) de 175 A. La section minimale de câble requise est de 50 mm².\n\u003c\/p\u003e\n\u003cp\u003e\n    Ce convertisseur intègre un système automatique d'économie d'énergie, réduisant la consommation à vide à moins de 0,1 A en mode veille, contre moins de 1,8 A en mode ON, prolongeant ainsi l'autonomie de la batterie. Le refroidissement est assuré par un ventilateur à vitesse variable, contrôlé par la température et la charge, pour un fonctionnement silencieux à faible puissance. Les indicateurs LED fournissent des informations sur la tension de la batterie, l'état et le niveau de charge. Un contact sec est disponible pour les alarmes externes.\n\u003c\/p\u003e\n\n\u003ch3\u003eConception et protections\u003c\/h3\u003e\n\u003cp\u003e\n    Avec des dimensions compactes de 248 x 421 x 83 mm (H x L x P) et un poids de 4,2 kg, le Mastervolt AC Master 12\/1500 est conçu pour une installation facile et un encombrement minimal, avec un montage horizontal sur cloison. Il bénéficie d'un indice de protection IP21. La sécurité est une priorité avec des protections complètes contre la surchauffe, la surcharge, les courts-circuits, les tensions de batterie trop hautes ou trop basses, et l'inversion de polarité (protégée par fusible). Ce modèle est conforme aux normes CE, E-mark et RCM. Il est également compatible avec le système MasterBus via une interface dédiée.\n\u003c\/p\u003e\n\n\u003ch3\u003ePositionnement et applications\u003c\/h3\u003e\n\u003cp\u003e\n    Au sein de la gamme AC Master de Mastervolt, le modèle 12\/1500 (230V) offre une puissance substantielle pour les systèmes 12 V, se distinguant des versions inférieures comme le 12\/700 ou 12\/1000 W, et des modèles 24 V. Contrairement aux convertisseurs de plus forte puissance de la même gamme (2500\/3500 W) ou des séries professionnelles Mastervolt Mass Sine, il ne propose pas la combinaison de plusieurs unités pour des alimentations triphasées ou des systèmes de transfert AC intégrés. Il est donc idéal pour les utilisateurs recherchant une solution autonome, fiable et performante pour alimenter des équipements tels que l'éclairage, les plaques de cuisson ou les outils électriques, sans nécessiter la complexité des installations multi-convertisseurs. Ses applications couvrent les véhicules de loisirs, les bateaux, les véhicules de service, les bureaux mobiles et les sites isolés.\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723867119956,"sku":"28011500","price":544.85,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_309c41eb-72eb-4f19-bbdc-ca6a2f92aa11.jpg?v=1778083955"},{"product_id":"mastervolt-convertisseur-chargeur-combimaster-24-3000-60-230v","title":"CombiMaster 24\/3000-60 230 V charger-converter","description":"\u003cp\u003e\n    The \u003cstrong\u003eMastervolt CombiMaster 24\/3000-60 230V\u003c\/strong\u003e is a multifunction charger-inverter designed to deliver reliable and versatile power performance in marine and mobile environments. Part of Mastervolt’s CombiMaster range, this unit stands out for its compact and lightweight design, positioning it as an all-in-one solution that is both high-performing and cost-effective compared to separate inverter and charger units.\n\u003c\/p\u003e\n\n\u003ch3\u003eHigh-Performance Pure Sine Wave Inverter\u003c\/h3\u003e\n\u003cp\u003e\n    This CombiMaster integrates a pure sine wave inverter delivering an output voltage of 230 V at 50\/60 Hz (configurable) from a nominal DC input voltage of 24 V (range 20.4–32 V). It provides a continuous power output of 3000 VA \/ 2600 W at 40 °C, capable of handling heavy and sensitive loads. Peak power capabilities reach 4500 VA \/ 3900 W for 30 seconds and 6000 VA \/ 5200 W for 5 seconds, ensuring the startup of demanding equipment. With a maximum efficiency of 93 %, it optimizes battery energy consumption, featuring a no-load consumption of 30 W in run mode and less than 1 mA in standby mode, including a 10 W energy-saving mode. Grid synchronization is also supported.\n\u003c\/p\u003e\n\n\u003ch3\u003eIntelligent and Adaptive Battery Charger\u003c\/h3\u003e\n\u003cp\u003e\n    The integrated battery charger of the \u003cstrong\u003eCombiMaster 24\/3000-60 230V\u003c\/strong\u003e delivers a maximum charging current of 60 A at 28.5 V (configurable), with an input voltage range of 170–280 V and a maximum adjustable input current of 13 A. It uses a 3-step+ (IUpUo) smart charging process, compatible with flooded, Gel\/AGM, and Lithium-ion (LiFePO4) batteries, ensuring fast and safe charging. Automatic battery voltage compensation and the inclusion of a battery temperature sensor further optimize the charging process. The recommended battery capacity ranges from 180 to 500 Ah for Gel batteries.\n\u003c\/p\u003e\n\n\u003ch3\u003eAC Transfer System and Advanced Features\u003c\/h3\u003e\n\u003cp\u003e\n    The CombiMaster’s automatic AC transfer system ensures uninterrupted power supply by switching between the generator or shore power and the inverter output in just 10 ms. It features a 25 A (switched) AC input and a 38 A AC output, with an integrated AC input fuse. The \u003ci\u003ePower Assist\u003c\/i\u003e and \u003ci\u003ePower Sharing\u003c\/i\u003e functions are key advantages: Power Assist supplements the AC input power with battery energy during high demand, while Power Sharing adjusts charger output to prevent shore power or generator breaker tripping in low-capacity scenarios. The switching voltage range is either wide (90–280 V) or narrow (170–280 V), with a switching frequency range of 40–65 Hz.\n\u003c\/p\u003e\n\n\u003ch3\u003eConnectivity and System Integration\u003c\/h3\u003e\n\u003cp\u003e\n    The CombiMaster range is designed for seamless integration into complex systems. The \u003cstrong\u003eMastervolt CombiMaster 24\/3000-60 230V\u003c\/strong\u003e is compatible with MasterBus, CZone, and NMEA 2000 networks. This extended connectivity enables precise control and monitoring via dedicated displays such as the Mastervolt SmartRemote or EasyView 5, CZone Touch 5 or Touch 10 screens, or third-party multifunction displays from brands including Simrad, B\u0026G, Lowrance, Garmin, Furuno, and Raymarine. The unit also includes robust connections for quick installation and features dry contacts for remote switching and alarm output.\n\u003c\/p\u003e\n\n\u003ch3\u003eRobust Design and Safety\u003c\/h3\u003e\n\u003cp\u003e\n    Measuring 448 x 284 x 155 mm and weighing 9.3 kg, this CombiMaster is compact. It features galvanic isolation and humidity protection via conformal coating (max. 95 % RH without condensation). Its IP23 protection rating (vertical mounting) makes it suitable for marine environments. Built-in protections include overheating, overload, short circuits, and high\/low battery voltage. It is certified CE, E-mark, and AZ\/NZS, attesting to its compliance with safety and quality standards. Cooling is provided by a vario fan, and it is designed to operate within an ambient temperature range of -25 °C to 60 °C, with derating above 40 °C. Grounding is configurable via a mechanical jumper.\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723867414868,"sku":"35023000","price":1170.04,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_dbe8644e-8c46-471a-8c33-aaf979529c29.jpg?v=1778083937"},{"product_id":"mastervolt-mac-plus-24-24-50-czone-chargeur-cc-cc","title":"Mac Plus 24\/24-50 + CZone Charge Converter","description":"\u003cp\u003eThe \u003cstrong\u003eMac Plus 24\/24-50 + CZone charge converter\u003c\/strong\u003e from Mastervolt is a high-performance DC-DC charger designed to optimize the charging of service batteries onboard. With a peak efficiency of 97% and a maximum output current of 50A, it ensures fast and efficient charging, even on short trips. Its native compatibility with CZone, MasterBus, and NMEA 2000 networks allows for seamless integration into the most sophisticated energy management systems, providing centralized control and monitoring.\u003c\/p\u003e\n\n\u003ch3\u003eCharging technology and flexibility\u003c\/h3\u003e\n\u003cp\u003eThe Mac Plus uses Mastervolt's proven 3-step+ charging algorithm, ensuring optimal charging for all battery types: gel, AGM, lithium-ion (including LiFePO4), and lead-acid. Its wide input voltage range (16-32 V) allows it to accept all DC sources, including modern Euro 5 and 6 alternators. Unlike a simple converter, it can operate in three-stage battery charger mode or stabilized power supply mode. The engine running detection function protects the starter battery by drawing power only when the engine is running. Up to four units can be configured in parallel to achieve a charging capacity of 200A.\u003c\/p\u003e\n\n\u003ch3\u003eSystem integration: CZone and MasterBus\u003c\/h3\u003e\n\u003cp\u003eThe Mac Plus stands out from basic DC-DC chargers with its advanced connectivity. It comes with a 1-meter CZone\/MasterBus connection cable and a MasterBus terminator. Integration into the CZone network enables complex automation, such as managing charging priorities based on battery bank status. Via the MasterBus network, it is possible to monitor charging parameters in real time (voltage, current, temperature) and fine-tune the device. This integration capability positions it as a central component for demanding electrical systems, where models like the Mastervolt Mass Combi focus on AC\/DC conversion.\u003c\/p\u003e\n\n\u003ch3\u003eRobustness and design\u003c\/h3\u003e\n\u003cp\u003eDesigned for the marine environment, the Mac Plus features a high-quality aluminum housing and an IP23 protection rating. Its fanless natural cooling ensures silent operation and increased reliability, with no moving parts to wear out. Temperature compensation and voltage detection (via the included sensor) ensure precise charging regardless of conditions. CE, E-Mark, SAE J1171, and ISO 8846 (Ignition Protected) certifications attest to its compliance for marine and mobile applications.","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723867578708,"sku":"81205505","price":418.31,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_a93b92f9-009a-4350-ab49-39c8c5d3f7b3.jpg?v=1778023110"},{"product_id":"mastervolt-mac-plus-48-12-50-convertisseur-dc-dc","title":"Mac Plus 48\/12-50 DC-DC Converter Charger","description":"\u003cp\u003eThe \u003cstrong\u003eMastervolt Mac Plus 48\/12-50\u003c\/strong\u003e is a bidirectional DC-DC converter charger designed for 48V electrical systems on board. It converts 48V battery voltage to a stabilized 12V output at 50A, bridging the gap between high-voltage battery banks and 12V on-board equipment. Its bidirectional functionality, controllable via a MasterBus network, CZone circuit, or remote switch, allows reversing the power flow to charge a 48V service battery or a 12V starter battery.\u003c\/p\u003e\n\n\u003ch3\u003ePerformance and system integration\u003c\/h3\u003e\n\u003cp\u003eThis model, the most powerful in the Mac Plus 48V range with 50A output, differs from the Mac Plus 48\/24-30 (30A) and Mac Plus 24\/48-15 (15A) by its ability to power high 12V loads. It can operate as a three-stage battery charger or as a stabilized DC power supply, offering maximum flexibility. Integration with a MasterBus or CZone network enables real-time monitoring (voltages, currents, alarms) and advanced configuration via events. Compared to simpler solutions like a basic DC-DC converter, the Mac Plus provides precise regulation, voltage drop compensation, and a battery temperature probe to optimize charging and extend battery life.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation and robustness\u003c\/h3\u003e\n\u003cp\u003eWith an IP23 protection rating, the Mac Plus is designed for humid environments but must be installed protected from direct spray. Its robust design includes protection against polarity reversal, short circuits, and overheating. Installation requires minimum cable cross-sections of 6 mm² (high side) and 16 mm² (low side) for the 48\/12-50 model. It is supplied with a battery temperature probe, a Mastervolt-CZone connection cable, and a MasterBus terminator.","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723867742548,"sku":"81203105","price":476.29,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_85f8f8ef-9e46-408d-91d2-77cf1c2dd149.jpg?v=1778084105"},{"product_id":"mastervolt-mac-plus-48-24-30-convertisseur-chargeur-czone","title":"Mac Plus 48\/24-30 IP23 CZone DC-DC converter-charger","description":"\u003cp\u003eThe \u003cstrong\u003eMastervolt Mac Plus 48\/24-30 IP23 CZone\u003c\/strong\u003e is a bidirectional DC-DC converter-charger designed for 48V\/24V electrical systems with a common negative ground. With a 30A output current on the low-voltage side (24V) and a power output of 720W, it stabilizes power supply for your 24V equipment from a 48V battery bank, or vice versa.\u003c\/p\u003e\n\u003ch3\u003eBidirectional operation and versatility\u003c\/h3\u003e\n\u003cp\u003eUnlike a unidirectional DC-DC converter, the Mac Plus can reverse the current flow direction. This allows, for example, charging a 48V service battery via a 24V alternator, or boosting a 24V starter battery from the 48V bank. This function can be controlled via a remote contact, a MasterBus event, or a CZone circuit. The Mac Plus 48\/24-30 differs from the 48\/12-50 model in its output voltage (24V instead of 12V), and is intended for boats with a 24V network for high-power equipment (motors, thrusters, etc.).\u003c\/p\u003e\n\u003ch3\u003eCZone and MasterBus integration\u003c\/h3\u003e\n\u003cp\u003eThis model is CZone-certified and MasterBus-compatible, enabling deep integration with Mastervolt energy management systems. Via the CZone network, you can configure charge profiles, set alarms, and create automation rules (e.g., load shedding in case of low battery voltage). The Mac Plus comes with a 1-meter Mastervolt-CZone connection cable and a MasterBus terminator.\u003c\/p\u003e\n\u003ch3\u003eInstallation and protection\u003c\/h3\u003e\n\u003cp\u003eWith an IP23 protection rating, it resists water spray and dust, making it suitable for installation in a ventilated technical compartment, away from direct spray. The package includes a battery temperature sensor to optimize charging based on temperature. Connections are made via screw terminals for cables up to 10 mm² (low side) and 6 mm² (high side).\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723867906388,"sku":"81203305","price":482.13,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_f2f4682b-c388-496c-88e1-fbce4d7ee1bd.jpg?v=1778084099"},{"product_id":"mastervolt-dc-master-24-12-24-isolated-convertisseur-dc-dc","title":"DC Master 24\/12-24 Isolated DC-DC Converter","description":"\u003cp\u003eThe \u003cstrong\u003eMastervolt DC Master 24\/12-24 (Isolated) DC-DC converter\u003c\/strong\u003e is designed to power your 12 V equipment from a 24 V battery bank with full galvanic isolation. This model in the DC Master range delivers a continuous current of 24 A (30 A peak for 2 minutes) for a nominal power of 326 W, ensuring stable and protected power for sensitive devices (VHF, autopilot, navigation electronics).\u003c\/p\u003e\n\n\u003ch3\u003eGalvanic isolation for optimal protection\u003c\/h3\u003e\n\u003cp\u003eUnlike non-isolated models in the DC Master range (81400100 to 81400800), this converter features galvanic isolation between input and output circuits. This isolation eliminates ground loops and suppresses electromagnetic interference, making it ideal for sensitive equipment such as chartplotters or radios. It also supports installations with negative ground as well as positive ground configurations, offering wiring flexibility that non-isolated models do not allow.\u003c\/p\u003e\n\n\u003ch3\u003ePerformance and durability\u003c\/h3\u003e\n\u003cp\u003eWith high efficiency and standby consumption below 15 mA, this converter optimizes the autonomy of your battery bank. Its 2-minute overload capacity (30 A) is perfect for brief current draws from autopilot motors or compressors. Its anodized aluminum and glass-reinforced polycarbonate housing provides IP53 protection, making it resistant to splashes and dust. For comparison, the non-isolated 24\/12-24A model (81400330) is more compact (167 mm) but does not offer galvanic isolation. This isolated model (217 mm) is the recommended choice for professional installations where power purity is critical.\u003c\/p\u003e\n\n\u003ch3\u003eSimplified installation\u003c\/h3\u003e\n\u003cp\u003eThe DC Master 24\/12-24 (Isolated) comes with a clip-on mounting bracket, screws, and faston connectors. Installation takes just a few steps: attach the bracket, clip in the converter, then connect the input wires before the output wires. Fusing the battery side is recommended. Its dimensions of 217 x 87 x 50 mm and weight of 850 g allow for discreet wall mounting in a technical compartment or electrical cabinet.","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723868070228,"sku":"81500350","price":291.23,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_51157a5b-457c-4b76-b450-ad3f8d8a4e6f.jpg?v=1778084153"},{"product_id":"mastervolt-dc-master-48-12-20-convertisseur-dc-dc","title":"Mastervolt DC Master 48\/12-20 DC-DC Converter","description":"\u003cp\u003eThe \u003cstrong\u003eMastervolt DC Master 48\/12-20\u003c\/strong\u003e is a non-isolated DC-DC converter designed to convert an input voltage of 48V into a stabilized output voltage of 13.6V, with a continuous current of 20A and a nominal power of 272W. It reliably powers 12V equipment (lighting, autopilots, electronic devices) from a 48V battery bank, a common configuration on cruising sailboats and electric-powered boats.\u003c\/p\u003e\n\n\u003ch3\u003ePosition in the DC Master range\u003c\/h3\u003e\n\u003cp\u003eThis model sits at the top of the 48V non-isolated series, offering the highest output current (20A continuous, 24A peak) compared to the 48\/12-6A (81400600) and 48\/12-9A (81400700) models. With dimensions of 217x87x50 mm and a weight of 765g, it is the largest in the 48V series but remains very compact for its power. Unlike the isolated models in the range (815 series), this converter does not provide galvanic isolation between input and output, making it suitable for installations where the negative ground is common. Its power is ideal for applications requiring stable and sustained 12V power, such as powering control panels, pumps, or navigation systems.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical performance and robustness\u003c\/h3\u003e\n\u003cp\u003eThe DC Master 48\/12-20 has a nominal output voltage of 13.6V, perfectly suited for powering and maintaining 12V batteries or direct consumers. Its electronic stabilization ensures a constant output voltage, even in the event of input voltage variations (nominal operating range of 40 to 62V). Its standby consumption is less than 100 mA, a benefit for installations focused on energy efficiency. With an IP53 protection rating, it resists water splashes and dust, making it suitable for installation in damp technical compartments, provided it is placed in a cool, dry, and ventilated location (operating temperature from 0 to 30°C with progressive derating up to 80°C).\u003c\/p\u003e\n\n\u003ch3\u003eInstallation and pack contents\u003c\/h3\u003e\n\u003cp\u003eThe DC Master's design simplifies integration. It comes complete with a mounting bracket, screws, and Faston connectors for simple and quick wiring. Installation, as described in the technical manual, involves securing the bracket, clipping the device in place, and then connecting the input wires before the output wires. It is essential to include a fuse on the positive cable near the battery, as with any marine electrical equipment. This converter is CE and E-mark certified (e11 020894, e13 023114), ensuring compliance with current standards.\u003c\/p\u003e\n\n\u003ch3\u003eComparison and applications\u003c\/h3\u003e\n\u003cp\u003eCompared to a model like the DC Master 24\/12-50A (non-isolated, 50A, 24V), the 48\/12-20A specifically meets the needs of 48V systems, increasingly common on large sailboats or hybrid boats. Unlike AC\/DC chargers such as the Mastervolt Chargemaster, this converter does not charge from the mains but instead converts existing DC voltage. It is the ideal solution for boats equipped with a 48V engine or propulsion system that need to power standard 12V equipment without running new 48V wiring for each device.\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723868234068,"sku":"81400800","price":277.92,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_aa4dbd3b-5f04-451d-b17e-a84756c7ec8f.jpg?v=1778084140"},{"product_id":"mastervolt-dc-master-dc-dc-24-12-12-isole-convertisseur-24v-12v","title":"DC Master DC\/DC 24\/12-12 Isolated Converter","description":"\u003cp\u003eThe \u003cstrong\u003eMastervolt DC Master DC\/DC 24\/12-12 isolated converter\u003c\/strong\u003e (part number 81500300) is designed to provide stable 12 V power to your equipment from a 24 V battery bank while ensuring galvanic isolation between the input and output circuits. This isolation is critical to protect sensitive devices (such as navigation instruments, radios, or computers) from electromagnetic interference and ground loops. With a continuous current of 12 A and a nominal power of 164 W, it can handle current spikes up to 18 A for 2 minutes, making it suitable for starting certain equipment.\u003c\/p\u003e\n\n\u003ch3\u003eStrategic positioning within the DC Master range\u003c\/h3\u003e\n\u003cp\u003eThis 24\/12-12 A isolated model sits in the mid-range of Mastervolt’s isolated converters. It is more powerful than the 24\/12-3 A (81500100, 41 W) and 24\/12-6 A (81500200, 82 W) models but less powerful than the 24\/12-24 A (81500350, 326 W). Its compact dimensions (167 x 87 x 50 mm) and weight of 590 g make it easy to install in confined spaces. Unlike the equivalent non-isolated model (81400300), it provides galvanic isolation, making it compatible with installations where the negative is not grounded, and eliminates interference risks. Its idle consumption (\u003c 15 mA) is very low, making it suitable for applications where the service battery is continuously under load.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation and durability\u003c\/h3\u003e\n\u003cp\u003eThe converter comes with a clip-on mounting bracket, screws, and faston terminals, simplifying installation. Its anodized aluminum and polycarbonate housing provides IP53 protection against water splashes and dust. It includes an input-side fuse (to be installed near the battery) and supports an ambient temperature range of -25 °C to 80 °C, with linear derating above 30 °C. Like all DC Master converters, it is CE and E-mark certified (e11 020894, e13 023114), ensuring compliance for marine and vehicle use.\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723868463444,"sku":"81500300","price":124.38,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_f137fcfc-a49c-47ad-889a-13b470ff854c.jpg?v=1778084134"},{"product_id":"mastervolt-mass-sine-24-1500-230v-50hz-convertisseur","title":"Mastervolt Mass Sine 24\/1500 (230V\/50Hz) inverter","description":"\u003cp\u003eThe \u003cstrong\u003eMastervolt Mass Sine 24\/1500 (230V\/50Hz) inverter\u003c\/strong\u003e is a high-frequency DC\/AC inverter designed for intensive use in marine and mobile environments. With an MTBF of 180,000 hours, it delivers exceptional reliability for powering sensitive equipment. Its continuous power output of 1200 W at 40°C and peak power of 2900 W allow starting demanding loads without surges.\u003c\/p\u003e\n\n\u003ch3\u003eTechnology and performance\u003c\/h3\u003e\n\u003cp\u003eThe high-frequency switching technology ensures an efficiency of 92%, minimizing losses and thermal dissipation. The pure sine wave output provides grid-quality power, compatible with all sensitive electronic devices. Harmonic distortion is less than 5%. This model is positioned as a robust and reliable solution, between the more powerful Mass Sine 12\/2000 and the entry-level Mass Sine 12\/1200, offering the best balance for 24V applications requiring 1500W in P30 duty cycle.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation and system integration\u003c\/h3\u003e\n\u003cp\u003eThe IP23 protection rating and natural\/forced cooling allow installation in ventilated technical compartments. Professional internal connections simplify wiring. The Mass Sine 24\/1500 is compatible with the MasterBus network via a dedicated interface, enabling monitoring and remote control with EasyView 5 or the C4-RI panel. It can also be integrated into a CZone system for centralized energy management. Unlike combined chargers such as the Mastervolt ChargeMaster Plus, this pure inverter offers total flexibility to independently size your battery bank and charging system.","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723868660052,"sku":"24021500","price":1077.63,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_2bd9d956-78d0-44e7-8732-c8651dd33f15.jpg?v=1778083923"},{"product_id":"mastervolt-convertisseur-mass-sine-24-2500-230v-50hz","title":"Mastervolt Mass Sine 24\/2500 Inverter (230V\/50Hz)","description":"\u003cp\u003e\n    The \u003cstrong\u003eMastervolt Mass Sine 24\/2500\u003c\/strong\u003e inverter (reference 24022500) is a pure sine wave inverter designed to convert 24 V DC from a battery bank into 230 V AC (50 Hz). With a nominal power output of 2000 W, this device provides stable and secure power supply essential for operating sensitive equipment aboard vessels or in mobile installations. Its operation is fully automatic and includes specific energy-saving modes such as Low Energy Mode and Standby, drastically optimizing power consumption on the onboard network when demand is low.\n\u003c\/p\u003e\n\n\u003ch3\u003ePositioning within the range and comparison\u003c\/h3\u003e\n\u003cp\u003e\n    Within the Mastervolt catalog, the Mass Sine series is specifically developed for intensive and continuous professional use in marine environments, distinguishing itself from the AC Master range, which targets lighter recreational applications. Unlike Mass Combi models, the Mass Sine 24\/2500 focuses exclusively on DC\/AC conversion. The absence of an integrated charger meets the requirements of modular electrical architectures where separating charging and conversion functions is preferred to ensure better system redundancy. Compared to direct competitors such as the Victron Phoenix 24\/3000, this Mastervolt model stands out for its highly precise diagnostic interface and compact design optimized for confined technical spaces.\n\u003c\/p\u003e\n\n\u003ch3\u003eTechnical performance and safety\u003c\/h3\u003e\n\u003cp\u003e\n    The device weighs 10.1 kg net (11.9 kg with packaging) and features an IP23 ingress protection rating, making it resistant to water splashes and suitable for properly ventilated technical environments. The front panel is equipped with a main switch and a series of LED indicators providing real-time system status diagnostics: normal operation (Inverter on), overload (Overload), low battery voltage (Low battery), and overheating (High temperature). To protect the installation, the inverter includes advanced electronic safety features that manage short circuits and severe overloads. The system performs up to 10 restart attempts spaced 30 seconds apart before locking out completely if the fault persists. This equipment is CE certified.\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723868823892,"sku":"24022500","price":1735.25,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main_cd4a278f-c467-458d-8a21-a9ce204bdb81.jpg?v=1778019695"},{"product_id":"mastervolt-dc-master-12-12-6-isole-convertisseur-dc-dc","title":"DC Master 12\/12-6 isolated","description":"\u003cp\u003eThe \u003cstrong\u003eDC Master 12\/12-6 isolated\u003c\/strong\u003e from \u003cstrong\u003eMastervolt\u003c\/strong\u003e is a DC-DC converter designed to stabilize and regulate an input voltage of 12V to an output of 13.6V, with a continuous current of 6A. Unlike the non-isolated model 12\/12-6A (ref. 81400200), this isolated version (ref. 81500700) provides full galvanic isolation between input and output circuits, eliminating ground loop risks and electrical interference. This converter is ideal for powering sensitive equipment such as VHF radios, autopilots, or navigation devices, ensuring a clean and stable power supply regardless of variations in the service battery.\u003c\/p\u003e\n\n\u003ch3\u003eDesign and robustness for marine use\u003c\/h3\u003e\n\u003cp\u003eWith an IP20 protection rating, this model is intended for installation in a dry and ventilated environment, protected from direct splashes. Its anodized aluminum and polycarbonate housing ensures efficient thermal dissipation and mechanical resistance. The operating temperature range is 0 to 30 °C with linear derating up to 80 °C, allowing use in various conditions. Standby consumption is less than 100 mA, optimizing battery autonomy.\u003c\/p\u003e\n\n\u003ch3\u003ePositioning within the Mastervolt range\u003c\/h3\u003e\n\u003cp\u003eThe DC Master 12\/12-6 isolated is positioned as an intermediate solution between the 12\/12-3A isolated model (ref. 81500600, 3A) and more powerful versions such as the 24\/12-12A isolated (ref. 81500300, 12A). Compared to the Victron Energy Orion Tr 12\/12-9A converter, the DC Master offers galvanic isolation and CE and E-mark certification (e11 020894, e13 023114), making it compliant with marine and vehicle installation requirements. Its compact size (162x87x50 mm) and weight of 540 g facilitate integration into confined spaces.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation and kit contents\u003c\/h3\u003e\n\u003cp\u003eThe product is supplied complete with a mounting bracket, screws, and Faston connectors. Installation is straightforward: attach the bracket, clip the converter into place, then connect the input wires before the output wires. A fuse must be integrated on the positive cable near the battery. This converter is compatible with 12V systems and can be used as a replacement part for installations requiring isolated power.","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723868987732,"sku":"81500700","price":170.28,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_2c0dee22-ee2b-499e-8494-5fd054765c39.jpg?v=1778084148"},{"product_id":"mastervolt-interface-jauge-masterbus-77030300","title":"MasterBus gauge interface","description":"\u003cp\u003eThe \u003cstrong\u003eMasterBus gauge interface\u003c\/strong\u003e from Mastervolt is the acquisition module dedicated to monitoring tank levels on board. It bridges a level sensor (resistive, current, or voltage) and the MasterBus network, allowing you to view and manage fuel, fresh water, gray water, or black water levels on a compatible display (Easy View 5, Zeus, etc.) or via the MasterAdjust software. Unlike a dedicated display such as the \u003cstrong\u003eMasterView Easy View 5\u003c\/strong\u003e, which includes a screen, this interface is a pure processing module designed to be integrated into a discreet technical cabinet.\u003c\/p\u003e\n\n\u003ch3\u003eCompatibility and advanced configuration\u003c\/h3\u003e\n\u003cp\u003eThe interface accepts three types of sensors: resistive (0-300 ohms), current (0\/4-20 mA), and voltage (0-70 V). Configuration is performed via the free MasterAdjust software. Two calibration modes are available: the Min\/Max mode for linear tanks, and the manual mode with up to 20 calibration points for non-linear tanks. It includes adjustable damping (filtering) on three levels (light, medium, heavy) to stabilize the display against boat movements. High and low alarm thresholds are configurable from 0 to 100%.\u003c\/p\u003e\n\n\u003ch3\u003eNetwork features and event control\u003c\/h3\u003e\n\u003cp\u003eThe MasterBus gauge interface can trigger up to 63 events on the MasterBus network. For example, a low fresh water level can shut off the water pump, or a high gray water level can trigger an alarm. The Smart Powering function reduces power consumption to 280 mW by powering the sensor only when necessary. The interface comes with a 1-meter MasterBus cable and a terminator, and can be mounted on a DIN rail or flat surface using two mounting holes. Its IP21 protection rating makes it suitable for indoor installation in a dry electrical panel.\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723869151572,"sku":"77030300","price":175.76,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_edf73476-179c-49bb-b340-854d94c816e3.jpg?v=1778084080"},{"product_id":"mastervolt-kit-6-bagues-isolation-alternateur-alpha-compact","title":"Kit of 6 insulation rings for Mastervolt Alpha Compact alternator","description":"\u003cp\u003eThis kit of 6 \u003cstrong\u003eMASTERVOLT\u003c\/strong\u003e insulation rings is an essential accessory for the correct installation of the Alpha Compact alternator. Designed to ensure optimal electrical isolation between the alternator and its engine mount, these rings prevent parasitic ground currents and electromagnetic interference that can disrupt sensitive onboard electronic systems. Made from high-quality composite insulating material, they provide mechanical and thermal resistance suited to the environment of an engine room.\u003c\/p\u003e\n\n\u003ch3\u003eCompatibility and positioning within the Mastervolt range\u003c\/h3\u003e\n\u003cp\u003eThe insulation rings are specifically designed for the \u003cstrong\u003eMastervolt Alpha Compact\u003c\/strong\u003e alternator, a model from the Dutch manufacturer’s high-performance alternator range. This kit of 6 rings is the replacement solution to maintain the integrity of the electrical installation. Unlike older alternators or Beta range models, the Alpha Compact requires this type of isolation to operate reliably with Mastervolt battery chargers and regulators. This kit is an essential consumable for any owner of an Alpha Compact alternator.\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723869315412,"sku":"48420242","price":162.7,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_e3e26631-8675-4e6d-a20e-d492e0382629.jpg?v=1778084028"},{"product_id":"mastervolt-regulateur-charge-solaire-mppt-scm25","title":"Solar charge regulator MPPT SCM25","description":"\u003cp\u003eThe \u003cstrong\u003eMastervolt Solar ChargeMaster MPPT SCM25 solar charge regulator\u003c\/strong\u003e is the smallest MPPT regulator in its range, yet remains powerful. With a maximum charge current of 25 A and intelligent energy management, it is perfectly suited for small to medium solar installations, whether on a sailboat, motorboat, or recreational vehicle. Mastervolt’s MPPT (Maximum Power Point Tracking) technology delivers peak efficiency exceeding 98 %, ensuring battery charging up to 30 % faster than traditional PWM regulators.\u003c\/p\u003e\n\n\u003ch3\u003eMPPT technology and extended compatibility\u003c\/h3\u003e\n\u003cp\u003eUnlike its larger siblings in the range, such as the SCM50 or SCM60, the SCM25 is designed for solar panel power ratings between 200 and 700 Wp. It is compatible with a wide variety of panels, including entry-level 60-cell models, making it highly versatile. Its automatic 12\/24 V detection simplifies installation. Mastervolt’s MPPT technology, with a maximum power point tracking accuracy of 99.9 %, continuously optimizes energy production, even in low light or changing light conditions.\u003c\/p\u003e\n\n\u003ch3\u003eSimplified installation and use\u003c\/h3\u003e\n\u003cp\u003eThe SCM25 comes with a battery temperature sensor, essential for adjusting charge voltages and extending battery life. It is suitable for all battery types: AGM, gel, flooded, and Mastervolt Lithium Ion. Battery charge profiles are selected with a single button press, and the backlit LCD screen provides clear visibility of charge status, current, and alarms. Its IP23 protection rating guards against water splashes and condensation, but it must be installed in a dry, well-ventilated location.\u003c\/p\u003e\n\n\u003ch3\u003eBuilt-in protections and reliability\u003c\/h3\u003e\n\u003cp\u003eThe SCM25 includes multiple protections: overcharge, short circuits, reverse polarity, overheating, and battery over\/under-voltage. An audible alarm sounds in case of malfunction. While the SCM25 is a robust regulator, it is important to note that it does not protect against overvoltage on the solar input or induced overvoltages from storms. Installing a surge protector upstream is therefore strongly recommended for optimal system protection.\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723869479252,"sku":"131902500","price":200.57,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_d371ac6c-1c9a-438b-9cb9-4f378857c9a2.jpg?v=1778083928"},{"product_id":"mastervolt-multipurpose-contact-output-relais-masterbus","title":"Multifunction Contact Output","description":"\u003cp\u003eThe \u003cstrong\u003eMultipurpose Contact Output\u003c\/strong\u003e from \u003cstrong\u003eMastervolt\u003c\/strong\u003e is a DC relay controlled via the MasterBus data bus. It allows remote control of 12\/24 V equipment up to 1 A, such as a fan, a sound alarm, or a generator, based on configurable network events. This module is a simple and reliable solution for adding automated control functions to your onboard electrical system.\u003c\/p\u003e\n\n\u003ch3\u003eA programmable relay for onboard automation\u003c\/h3\u003e\n\u003cp\u003eUnlike a standard relay, this module integrates into the MasterBus network and can be controlled by any compatible device (Mass charger, MasterShunt, DC Distribution). It enables automation scenarios: triggering a battery compartment fan when the charger is in fault, activating a sound alarm in case of low battery level, or controlling a generator contactor. The \u003cstrong\u003eMultipurpose Contact Output\u003c\/strong\u003e offers timing functions (min\/max operating time) and a one-second start pulse, essential for certain generators. It stands out from more comprehensive I\/O modules (such as the MasterBus Analog Interface) due to its simplicity and low cost, being dedicated to a single switching function.\u003c\/p\u003e\n\n\u003ch3\u003eSimplified installation and integration\u003c\/h3\u003e\n\u003cp\u003eThe module mounts on a 30 mm DIN rail and connects to the MasterBus network via the supplied cable and connector. Its compact size (66 x 78 x 32 mm) and low power consumption (132 mW) make it discreet and economical. Installation consists of connecting the data bus and wiring the circuit to be controlled to the screw terminal block (dry contact NO\/NC\/COM, 1 A \/ 30 V DC). Event configuration is performed via a MasterBus display or the MasterAdjust software. The package includes the screw terminal block, MasterBus cable, MasterBus terminator, and user manual.","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723869675860,"sku":"77030500","price":153.75,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_12ba2f3a-25e4-4afa-b5a9-370b9649f968.jpg?v=1778084077"},{"product_id":"mastervolt-transformateur-isolement-mass-gi-7kw-32a","title":"Mastervolt Mass GI 7.0kW Isolation Transformer","description":"\u003cp\u003eThe Mastervolt Mass GI 7.0kW isolation transformer provides complete galvanic isolation between shore power AC and the vessel’s onboard electrical system. This isolation is critical to prevent galvanic corrosion of metal components when grounding is present. With its modern high-frequency switching technology, this model stands out from traditional toroidal transformers due to its compact size and remarkably low weight of just 10 kg, while delivering a nominal power output of 7000 VA at 230 V with a continuous current of 32 A.\u003c\/p\u003e\n\n\u003ch3\u003eElectrical performance and integrated protections\u003c\/h3\u003e\n\u003cp\u003eThe Mass GI 7.0kW accepts a wide input and output voltage range from 90 to 255 V, with a frequency of 45 to 65 Hz, making it adaptable to global electrical grids. Its standby power consumption is extremely low (44 W). The unit features multiple electronic safety systems: overload protection, peak current limitation, short-circuit protection, and thermal protection with automatic shutdown at 90°C at the heat sink. Unlike the Mass GI 3.5kW (16A) model in the same range, this 7.0kW version is specifically designed for installations requiring high power demand, while maintaining optimal efficiency in demanding marine environments with an operating temperature range of -20°C to 60°C.\u003c\/p\u003e\n\n\u003ch3\u003eSystem integration and MasterBus connectivity\u003c\/h3\u003e\n\u003cp\u003eDesigned for seamless integration, this transformer features native connectivity to the MasterBus data network (based on the CAN protocol). This enables advanced monitoring and configuration directly from onboard displays. The IP23-rated housing includes cable glands for input and output wiring, as well as a front control panel with LED status indicators (load, faults, temperature, voltage). Its compact dimensions of 371 x 261 x 232 mm greatly facilitate installation in tight technical spaces.\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723869905236,"sku":"88000705","price":1568.63,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main_d41a3db4-dca7-46eb-869e-795fdb2ce079.jpg?v=1778023531"},{"product_id":"mastervolt-kit-cablage-alpha-pro","title":"Alpha Pro Wiring Kit","description":"\u003cp\u003eThe \u003cstrong\u003eMastervolt Alpha Pro wiring kit\u003c\/strong\u003e is a set of cables and connectors designed to simplify the installation of your Alpha Pro battery charger or inverter. This cable set enables quick and secure connection of the device to the boat’s electrical system, avoiding tedious component searches. Unlike newer series such as ChargeMaster or compact inverters, the Alpha Pro kit is specifically adapted to the proprietary connectors of this generation of devices.\u003c\/p\u003e\n\n\u003ch3\u003eContents and compatibility of the wiring kit\u003c\/h3\u003e\n\u003cp\u003eThis \u003cstrong\u003eMastervolt wiring set\u003c\/strong\u003e includes all necessary input and output cables for commissioning an Alpha Pro device. It is designed to interface directly with the specific terminals and connectors of this range, ensuring a reliable connection compliant with marine electrical standards. For more complex installations or long distances, larger cable cross-sections may be required.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation and maintenance with Mastervolt\u003c\/h3\u003e\n\u003cp\u003eUsing this original Mastervolt cable kit greatly simplifies installation. It enables standardized and secure wiring, reducing the risk of wiring errors. This kit is the ideal solution for replacing an existing harness or equipping new Alpha Pro equipment, ensuring perfect electrical and mechanical compatibility.\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723870069076,"sku":"45510200","price":71.67,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_a334ff8b-bfca-4b6b-b96c-3bdee3384ea0.jpg?v=1778084006"},{"product_id":"mastervolt-adaptateur-prise-cee-7-7-vers-cee-indicateur-puissance","title":"CEE-7\/7 to CEE plug adapter with power indicator","description":"\u003ch3\u003eSecure connection for your marine electrical system\u003c\/h3\u003e\n\u003cp\u003eThe Mastervolt CEE-7\/7 to CEE adapter ensures a reliable transition between standard shore power outlets and marine connections. Specifically designed for nautical environments, it allows easy connection of your vessel to the shore power grid. The integrated visual power indicator provides an immediate confirmation of voltage presence, simplifying power supply diagnostics.\u003c\/p\u003e\n\n\u003ch3\u003eRobust design and durability\u003c\/h3\u003e\n\u003cp\u003eEngineered to withstand outdoor conditions, this Mastervolt adapter effectively resists UV rays and abrasion. Unlike consumer-grade adapters that degrade quickly under environmental stress, this model is built for intensive use on docks, ensuring optimal and long-lasting conductivity for your onboard equipment.\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723874197844,"sku":"121160900","price":22.84,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main_72712446-3522-40e0-bfa6-e1e947dc1348.jpg?v=1778019519"},{"product_id":"mastervolt-afficheur-telecommande-smartremote-oem-masterbus","title":"SmartRemote OEM display (cable-free)","description":"\u003cp\u003eThe \u003cstrong\u003eSmartRemote OEM\u003c\/strong\u003e display and remote control from \u003cstrong\u003eMastervolt\u003c\/strong\u003e is a compact solution designed for local monitoring and control of your energy system equipment. Unlike larger central screens in the range such as the EasyView 5, this model serves as an entry-level display or a dedicated device reader, ideal for checking battery status, adjusting a shore power fuse, or controlling a charger\/converter.\u003c\/p\u003e\n\u003ch3\u003ePerformance and display\u003c\/h3\u003e\n\u003cp\u003eEquipped with a 16-bit color screen measuring 2.8 inches with a resolution of 320 x 240 pixels, the SmartRemote offers optimal readability of key parameters. It is powered directly via the MasterBus network (11-14 V), eliminating the need for a dedicated power supply. Its power consumption is extremely low, limited to 180 mW in standby mode, with a user-adjustable energy-saving mode (2, 5, 10 minutes, or never).\u003c\/p\u003e\n\u003ch3\u003eCompatibility and network integration\u003c\/h3\u003e\n\u003cp\u003eThis monitor natively communicates with Mastervolt devices via MasterBus. It supports a wide range of equipment, including all CombiMaster and ChargeMaster Plus models, MLI Ultra lithium batteries (from model 1250 to 6000), as well as MasterShunt 500. The network requires at least one device capable of providing MasterBus power.\u003c\/p\u003e\n\u003ch3\u003eInstallation and physical specifications\u003c\/h3\u003e\n\u003cp\u003eThe SmartRemote is designed for indoor installation with an IP20 protection rating. It operates within a temperature range of -20 to 55 °C (maximum humidity of 95% without condensation). Its compact format of 72 x 72 x 30 mm and weight of 75 g allows for standard surface mounting (52 mm cutout) or seamless integration into Blue Sea Systems Custom 360 panels. As for the OEM version (reference 77010500), the display is supplied bare; MasterBus connection cables must be ordered separately.\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723874328916,"sku":"77010500","price":95.34,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_7bd19214-4c55-45f8-bee5-aa0bb370a3fc.jpg?v=1778053788"},{"product_id":"mastervolt-afficheur-smartremote-ecran-couleur-masterbus","title":"SmartRemote Display","description":"\u003cp\u003eThe \u003cstrong\u003eSmartRemote display\u003c\/strong\u003e from \u003cstrong\u003eMastervolt\u003c\/strong\u003e is a compact control screen designed for local monitoring of onboard power equipment. Unlike the complex multifunction displays in the range, this 2.8-inch color monitor (320 x 240 pixels) provides a plug-and-play entry-level solution for consulting and configuring a specific device on the network. Ideal for MasterBus systems, it allows you to check battery status, adjust AC input limits, or control a charger\/inverter with a simple three-button interface.\u003c\/p\u003e\n\u003ch3\u003eNetwork integration and compatibility\u003c\/h3\u003e\n\u003cp\u003eThe SmartRemote natively communicates with the MasterBus network and is powered directly via it (11-14 V), eliminating the need for a dedicated power supply. Its consumption is extremely low, at 180 mW in standby mode, with an adjustable energy-saving mode. It is compatible with a wide range of \u003cstrong\u003eMastervolt\u003c\/strong\u003e products, including the CombiMaster and ChargeMaster Plus series, MLI Ultra lithium batteries (models 1250 to 6000), as well as the MasterShunt 500 and 500 CZone. When connected, it automatically detects compatible devices for immediate pairing.\u003c\/p\u003e\n\u003ch3\u003eInstallation and physical characteristics\u003c\/h3\u003e\n\u003cp\u003eWeighing just 75 grams and measuring 72 x 72 x 30 mm, this display fits easily into any layout. It offers two mounting options: surface-mounted with a standard 52 mm diameter cutout, or perfect integration into Blue Sea Systems 360 custom panels using its bayonet collar. With an IP20 protection rating, it is not waterproof and must be installed indoors, protected from moisture (max 95% without condensation). The retail version (reference 77010600) comes ready to use with the necessary communication cables.","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723874492756,"sku":"77010600","price":107.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_cc5260da-e7e1-4b7e-aa9b-863b458a3f4b.jpg?v=1778053809"},{"product_id":"mastervolt-alternateur-alpha-12-130-iii-regulateur-alpha-pro","title":"Alpha 12\/130 III Alternator with Alpha Pro III","description":"\u003cp\u003eDesigned to meet the energy requirements of modern vessels, the \u003cstrong\u003eAlpha 12\/130 III alternator\u003c\/strong\u003e from \u003cstrong\u003eMastervolt\u003c\/strong\u003e turns your engine into a high-performance energy source. Unlike standard alternators that require high engine speeds to deliver their rated capacity, this 130 A model is specifically optimized to provide full charging power even at low speeds. It offers a silent and efficient alternative to installing a generator, particularly when used as a secondary alternator in combination with a high-capacity battery bank.\u003c\/p\u003e\n\n\u003ch3\u003eSmart regulation with Alpha Pro III\u003c\/h3\u003e\n\u003cp\u003eThe integrated \u003cstrong\u003eAlpha Pro III\u003c\/strong\u003e charge regulator ensures optimal efficiency and extends battery life. With its 3-stage charging process (Absorption at 14.25 V and Float at 13.25 V), this system is compatible with lead-acid and lithium-ion battery banks. The regulator precisely controls output voltage and current, preventing overcharging while ensuring fast recharging. Adding a Battery Mate-type charge distributor allows simultaneous management of multiple banks (start and service) safely.\u003c\/p\u003e\n\n\u003ch3\u003eMechanical and thermal design for marine environments\u003c\/h3\u003e\n\u003cp\u003eWeighing 10.1 kg and featuring an insulated design, this 12 VDC alternator is built for harsh environments. Its bidirectional fan provides powerful forced cooling, enabling it to maintain high performance even in engine rooms where temperatures exceed 40 °C. Supplied as standard with a double V-belt pulley (2xA section, 89 mm nominal diameter) and featuring a \"six o'clock\" mounting type, it adapts to many engine mounts. Unlike the Alpha Compact range, the classic Alpha series offers bidirectional rotation, facilitating integration into a wider variety of mechanical configurations.\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723874689364,"sku":"48612130","price":1035.94,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_838c21e8-4465-42fd-80c5-6672b3f34442.jpg?v=1778053269"},{"product_id":"mastervolt-alternateur-alpha-24v-110a-energie","title":"Alpha 24 V 110 A Alternator","description":"\u003cp\u003e\n    L'alternateur Mastervolt Alpha 24V 110A (référence 48224110) est conçu pour les systèmes énergétiques marins exigeants, offrant une solution de charge haute performance pour les parcs de batteries de servitude en 24V. Avec un courant de sortie de 110A, il assure une recharge rapide et efficace.\n\u003c\/p\u003e\n\n\u003ch3\u003eIntégration et compatibilité moteur\u003c\/h3\u003e\n\u003cp\u003e\n    Cet alternateur se distingue par sa flexibilité d'intégration sur diverses motorisations. Il peut être monté comme second alternateur sur les moteurs Volvo Penta D4 (D4-180I-F à D4-300I-F) et D6 (D6-280I-A à D6-435I-WJ-F) avec le support Volvo Penta numéro 3584501. De même, sur les moteurs MD20 (MD2010C à MD2040D), il s'installe en tant que second alternateur via le support Volvo Penta numéro 3581049.\n\u003c\/p\u003e\n\u003cp\u003e\n    Pour les moteurs Volvo Penta D2 (D2-55C à D2-75F), l'alternateur Alpha 24V 110A peut remplacer l'alternateur standard. Cette configuration nécessite un kit spécifique (Volvo Penta numéro 3885212) qui permet de déplacer l'alternateur d'origine pour alimenter le moteur. Un faisceau de câbles supplémentaire (Volvo Penta numéro 3886482) est requis pour connecter l'alternateur 12V standard dans sa nouvelle position. Sur les moteurs de la série 2000 (2002, 2003, 2003T, etc.), l'alternateur Mastervolt Alpha peut également être monté en remplacement, avec des ajustements nécessaires. Le modèle 24V 110A pèse 10,1 kg, garantissant une construction robuste adaptée aux environnements marins.\n\u003c\/p\u003e\n\n\u003ch3\u003ePositionnement dans la gamme Alpha\u003c\/h3\u003e\n\u003cp\u003e\n    L'alternateur Alpha 24V 110A s'inscrit dans la gamme complète d'alternateurs Alpha de Mastervolt, qui comprend également les modèles 12\/90A, 12\/130A, 24\/75A et 24\/150A. Cette diversité permet d'adapter la solution de charge aux besoins spécifiques de chaque installation, que ce soit en termes de tension ou de puissance. Bien que la documentation technique date de 2013, le produit est toujours référencé avec un tarif 2025 Q2, confirmant sa pertinence et sa disponibilité actuelle sur le marché, comme une alternative performante aux alternateurs d'origine ou pour l'ajout de capacité de charge dédiée à la servitude. Il n'est pas conçu comme une pièce de rechange universelle mais comme un composant d'optimisation énergétique, nécessitant des supports et kits d'installation spécifiques non inclus avec l'alternateur lui-même.\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723874885972,"sku":"48224110","price":1048.39,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_17d4dda1-5702-4a71-8bca-df6eccff2394.jpg?v=1778059834"},{"product_id":"mastervolt-alternateur-alpha-24v-150a-evo-alpha-pro-iii-masterbus","title":"Alpha 24 V 150 A EVO Alternator with Alpha Pro III","description":"\u003cp\u003e\n    The \u003cstrong\u003eMastervolt Alpha 24V 150A EVO\u003c\/strong\u003e alternator, paired with the \u003cstrong\u003eAlpha Pro III\u003c\/strong\u003e charge regulator, is a high-efficiency marine power generation solution designed to replace the use of a diesel generator. Unlike first-fit models that require high engine RPM, this unit is specifically calibrated to deliver maximum charging current at low RPM and idle. This system ensures rapid and complete charging of service and starting battery banks.\n\u003c\/p\u003e\n\n\u003ch3\u003eElectrical performance and intelligent regulation\u003c\/h3\u003e\n\u003cp\u003e\n    This model delivers a total current of 150 A at a system voltage of 24 VDC. Control is provided by the Alpha Pro III regulator (firmware version 4.0 or higher), which enforces a 3+ stage intelligent charging cycle. Setpoint voltages are fixed at 28.5 V for absorption and 26.5 V for float (measured at 25°C). The system includes a temperature probe for thermal compensation of the charge, thus optimizing the lifespan of lead-acid and lithium-ion battery banks. It also integrates the \"Keep Alive\" function and natively communicates via the MasterBus protocol, enabling configuration, real-time monitoring, alarm management, and event history, particularly when paired with a MasterShunt. The connection between the alternator and the regulator is via a 1.5-meter hydrocarbon-resistant marine-grade cable supplied as standard.\n\u003c\/p\u003e\n\n\u003ch3\u003eMechanical specifications and thermal tolerance\u003c\/h3\u003e\n\u003cp\u003e\n    The alternator weighs 13.1 kg and operates with electrical isolation from ground. It features bidirectional rotation, adapting to various engine configurations. To efficiently transmit power without premature wear, it is equipped with a double pulley (2xA belt section) with a nominal diameter of 89 mm. Thermal management is ensured by a forced-cooling system via an integrated pulley fan, maintaining output power even in engine compartments where ambient temperature exceeds 40°C. Mounting options are flexible thanks to multiple mounting points (positions five to six, six o’clock, and five after six), facilitating installation on custom mounts.\n\u003c\/p\u003e\n\n\u003ch3\u003ePositioning and technical comparison\u003c\/h3\u003e\n\u003cp\u003e\n    Within the Mastervolt range, the Alpha 24\/150 EVO stands as the \"heavy-duty\" solution compared to lower-capacity models like the 24\/75, doubling the charging capacity for vessels with high energy demands (air conditioning, watermakers). Compared to standard OEM alternators, the Alpha EVO eliminates the issue of voltage collapse at high temperatures. When compared to direct competitors such as the Balmar XT or AT series, Mastervolt’s positioning stands out due to native and seamless integration with the MasterBus ecosystem without requiring additional gateways, as well as the systematic inclusion of the external Alpha Pro III regulator. Paired with a Battery Mate distributor, this alternator can simultaneously charge up to three separate battery banks with near-zero voltage drop.\n\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723875082580,"sku":"48624152","price":1926.38,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_d08edc29-ac8d-45d2-b1be-13875cdee7c0.jpg?v=1778059840"},{"product_id":"mastervolt-alternateur-alpha-compact-14-120-alpha-pro-iii","title":"Alpha Compact 14\/120 Alternator with Alpha Pro III","description":"\u003ch3\u003eAlpha Compact 14\/120 Alternator with Alpha Pro III Regulator\u003c\/h3\u003e\n\u003cp\u003e\n    The \u003cstrong\u003eAlpha Compact 14\/120 Alternator\u003c\/strong\u003e by \u003cstrong\u003eMastervolt\u003c\/strong\u003e (reference 46614120) is a high-performance charging system designed for marine and mobile energy storage installations. Operating on a 12 V network (14 V charging voltage) with a 120 A output current, it is specifically optimized to deliver high power continuously, even at low engine speeds (idle). The unit weighs 6.7 kg and features an open construction with an integrated dual internal fan for optimal cooling, even in high ambient temperature environments.\n\u003c\/p\u003e\n\n\u003ch3\u003eComparison with standard alternators and the Alpha range\u003c\/h3\u003e\n\u003cp\u003e\n    Unlike OEM alternators installed by default by engine manufacturers, or Mastervolt’s standard Alpha range, the \u003cstrong\u003eAlpha Compact\u003c\/strong\u003e series stands out with a 25 % smaller footprint and 40 % lighter weight. Its patented magnetic design reduces fuel consumption by 30 to 40 % compared to equivalent competitors. Designed to fit directly onto factory power take-off (PTO) mounts, it offers a superior alternative to basic alternators, capable of handling the intensive charging cycles required by modern service battery banks.\n\u003c\/p\u003e\n\n\u003ch3\u003eTechnical specifications and wiring\u003c\/h3\u003e\n\u003cp\u003e\n    This alternator features a clockwise rotation direction and is mounted using a swivel arm. It includes two M8 positive output studs, an isolated W (RPM) signal connection via Faston terminal, and a dedicated Mastervolt connector for excitation current. By default, the system is not galvanically isolated (negative pole connected to the housing), but isolated operation is possible by installing optional insulating sleeves. Cables and electronics are sealed against oil, moisture, and contaminants. Note that the multi-groove free-wheel pulley is not included, allowing selection of the exact diameter suited to the installation.\n\u003c\/p\u003e\n\n\u003ch3\u003eAdvanced regulation with Alpha Pro III and MasterBus compatibility\u003c\/h3\u003e\n\u003cp\u003e\n    The package includes the \u003cstrong\u003eAlpha Pro III\u003c\/strong\u003e charge regulator (firmware 4.0 or higher), which transforms this alternator into a true three-stage (Bulk, Absorption, Float) smart charger. It is compatible with lead-acid, Gel, AGM, and Lithium-Ion battery banks. The charging process is temperature-compensated via an integrated probe (RJ12 connection) to prevent overcharging. The Alpha Pro III is fully connectable to the MasterBus network for real-time monitoring of RPM, charge state, and alarm configuration. It also features an engine load balancing function to reduce mechanical wear and a \"Keep alive\" function ensuring reliable signal transmission to the onboard tachometer.","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723875246420,"sku":"46614120","price":2081.93,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_e9daf780-7bec-49ab-91a9-36c563fad4ae.jpg?v=1778053088"},{"product_id":"mastervolt-alternateur-alpha-compact-14-140-vp-alpha-pro-iii-12v","title":"Alpha Compact 14\/140 VP Alternator with Alpha Pro III","description":"\u003cp\u003eThe \u003cstrong\u003eAlpha Compact 14\/140 VP\u003c\/strong\u003e alternator from \u003cstrong\u003eMastervolt\u003c\/strong\u003e is a high-performance marine energy production solution, specifically designed to fit Volvo Penta engines via its saddle mount. Delivering a nominal current of 140 A at a 12 V system voltage, it stands out from the standard Alpha series with its reduced footprint and optimized cooling thanks to an integrated dual-fan system, allowing it to operate up to 120 °C. For its drive, this alternator requires a 4.8 kW power take-off (PTO) on the engine.\u003c\/p\u003e\n\u003ch3\u003eIntegrated Alpha Pro III smart regulator\u003c\/h3\u003e\n\u003cp\u003eThis kit includes the advanced \u003cstrong\u003eAlpha Pro III\u003c\/strong\u003e charge regulator, turning this alternator into a three-stage smart charger (Bulk, Absorption, Float). Unlike standard regulators, it automatically compensates the charging voltage based on temperature (-30 mV\/°C at 12 V) to effectively protect battery banks (lead, gel, AGM, or lithium-ion). Fully compatible with the MasterBus communication network via its two RJ-45 ports, it provides complete system monitoring, including alternator temperature, excitation current, and voltage alarms, facilitating integration with other equipment such as the MasterShunt.\u003c\/p\u003e\n\u003ch3\u003eReady for installation\u003c\/h3\u003e\n\u003cp\u003eThe Alpha Compact 14\/140 VP alternator is supplied ready-to-use with a standard pulley for 8-rib multi-groove belt (48.1 mm diameter). The kit also includes a hydrocarbon-resistant wiring harness, a battery temperature sensor, and robust connections, including an M8 stud for the positive terminal. While not isolated by default, an insulating bushing kit is available as an option for systems requiring strict galvanic isolation.\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723875410260,"sku":"46614142","price":1997.85,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_643623ab-fed6-4f4b-a2c3-97445cd0887b.jpg?v=1778053117"},{"product_id":"mastervolt-alternateur-alpha-compact-14-200-alpha-pro-iii-12v","title":"Alpha Compact 14\/200 Alternator with Alpha Pro III","description":"\u003cp\u003eThe \u003cstrong\u003eAlpha Compact 14\/200\u003c\/strong\u003e alternator from \u003cstrong\u003eMastervolt\u003c\/strong\u003e is the ultimate solution for high-energy demands onboard. Designed specifically for demanding marine environments, it delivers a powerful nominal current of 200 A at 12 V, ensuring rapid charging of your battery banks, whether they are lead-acid (acid, gel, AGM) or lithium-ion. Unlike standard alternators that require high engine speeds, the Alpha Compact provides exceptional output even at low speeds (generation speed at 1350 rpm), making it ideal for harbor maneuvers or extended anchoring.\u003c\/p\u003e\n\u003ch3\u003eAlpha Pro III charge regulator included\u003c\/h3\u003e\n\u003cp\u003eThis model comes standard with the intelligent \u003cstrong\u003eAlpha Pro III\u003c\/strong\u003e charge regulator, which optimizes the process through its three-stage charging algorithm (Bulk, Absorption, Float). It automatically adjusts the voltage (up to 14.25 V in Bulk and Absorption) and compensates for temperature (-30 mV\/°C at 12 V) thanks to the supplied battery temperature sensor. This preserves the lifespan of your batteries while maximizing energy efficiency. Additionally, its full integration with the MasterBus network allows for advanced monitoring and configuration from a display or centralized system.\u003c\/p\u003e\n\u003ch3\u003eRobust design and thermal performance\u003c\/h3\u003e\n\u003cp\u003eEquipped with a patented magnetic design and optimized cooling, the Alpha Compact 14\/200 alternator supports a maximum operating temperature of 120 °C. With a compact weight of 7.5 kg and a power input of 5.6 kW (7.6 HP), it fits perfectly into compact engine compartments. Its ability to withstand rotation speeds up to 20,000 rpm makes it an extremely reliable and durable piece of equipment compared to standard Alpha models, positioning it as a top choice for demanding sailors.","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723875606868,"sku":"46614200","price":2226.39,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_d978d8b9-f4e2-472d-9893-601a0ddf7052.jpg?v=1778053146"},{"product_id":"mastervolt-alternateur-alpha-compact-28-110-24v","title":"Alpha Compact 28\/110 Alternator","description":"\u003cp\u003eMastervolt’s Alpha Compact 28\/110 alternator is a high-performance energy generation solution designed specifically for demanding marine environments. Capable of continuous operation under the high temperatures of an engine room, this 24V model delivers 110A to ensure rapid charging of your service and starter battery banks. Unlike standard alternators often limited by heat, the Alpha Compact series maintains optimal mechanical and electrical efficiency even at full load.\u003c\/p\u003e\n\u003ch3\u003eIntegration and charge regulation\u003c\/h3\u003e\n\u003cp\u003eThis model is designed to operate in synergy with the external Alpha Pro charge regulator (sold separately). This combination enables a precise 3-stage charging algorithm, essential for maximizing the lifespan and performance of lead-acid and lithium-ion (Li-ion) battery banks. Whether used as a primary or secondary alternator, it converts your engine’s mechanical power into a reliable and regulated electrical energy source.\u003c\/p\u003e\n\u003ch3\u003eMechanical specifications and installation\u003c\/h3\u003e\n\u003cp\u003eMastervolt’s Alpha Compact 28\/110 alternator weighs 7.4 kg and requires clockwise rotation (viewed from the pulley side) to ensure proper operation of its internal cooling fans. Unlike the classic Alpha series (such as the standard 24\/110), which features a bidirectional fan, rotation direction is critical here. Additionally, this model is supplied as standard non-insulated (grounded to the housing) and without a pulley. For engines requiring insulated mounting to protect onboard electronics, the optional insulating bushing kit (reference 48420242) must be used, which will reduce the diameter of the mounting holes when installed on the mounting bracket.\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":53723875770708,"sku":"46228110","price":1636.48,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/files\/main-square_3a1e59b6-e087-4a89-9e23-6557959eeb97.jpg?v=1778053003"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/3274\/4788\/collections\/logo_mastervolt.png?v=1772522734","url":"https:\/\/skysat.fr\/en-us\/collections\/mastervolt.oembed?page=2","provider":"Skysat","version":"1.0","type":"link"}