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Mastervolt

35545000

CombiMaster 48/5000-70 - HT (120 V)

The Mastervolt CombiMaster 48/5000-70 - HT (120 V) is an integrated inverter-charger designed for high-consumption marine and mobile systems. It delivers 5000 W of AC power (120 V) from a 48 V DC source and includes a 70 A battery charger for complete energy management. The Mastervolt CombiMaster range is a reliable and high-performance solution for onboard electrical power. No accessories or mounting hardware are specified as included with this product.

Retail priceBenefit from the professional rate

2.181,33€

2.181,33€ ~~2.700,00€~~

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Prices shown excluding VAT for Türkiye. If your delivery address is in the European Union, the VAT of the destination country will be added at checkout.

Available in stock

Free pickup point from €150 in France
Pickup at Skysat possible

Custom installation

Trust Skysat to install the equipment on board

Request a quote

Installers near you

thanks to our network of approved installers

Find an installer

Support service

Opt for additional installation assistance

Technical specifications

Battery temperature sensor included	Oui
IP rating	IP21
Wired input	AC input (shore power/generator), DC input (battery)
Wired network	MasterBus, dry contacts
Recommended AC cable cross-section	16
AC input voltage range	90-135
Dimensions (W x H x D)	477 x 328 x 178
Recommended battery capacity	200.0
Supported battery chemistries	Lead-acid (GEL, AGM, flooded), Lithium-ion
Bulk/absorption charge voltage	57.6
Charge algorithm	3-step+ (Bulk, Absorption, Float)
Charge phases	Bulk, Absorption, Float, Equalization (optional)
Cooling method	Fan (active)
Max efficiency	92.0
Float voltage	54.0
Maximum AC input current	50.0
Max charge current (A)	70.0
Minimum DC cable cross-section	70.0
Mobile app compatibility	Oui
Mounting type	Wall mounting
Nominal voltage	48.0
Operating temperature range	0 to 40
Output voltage	120.0
Power factor (Cos Phi)	1.0
Recommended fuse rating	125.0
Application domain	Marine, Mobile
Charger type	Battery charger
Charge optimization benefit	Optimizing battery lifespan and performance
Continuous power at 25°C	5000.0
Continuous output power (40°C)	4500.0
Product creation date	2025-03-10 09:46:19
Currency	USD
Energy monitoring support	Yes
Galvanic isolation	Oui
Suitability for high-power applications	Appliances, Professional Tools
Input voltage range	40-62
Integrated functionalities	Battery charger converter
Nominal power rating (VA)	5000
Inverter technology	High frequency
Inverter waveform	True sine wave
Marine-ready	Oui
Model number	CombiMaster 48/5000-70 - HT (120 V)
Nominal input voltage	48.0
Nominal output voltage	120.0
Output frequency	60
Overload protection	Oui
Parallel connection	Oui
Peak power	10000.0
Power supply type	AC and DC
Level 0 product category	Electrical
Product category level 1	Converters
Product category level 2	AC/DC
Odoo category	Merchandise
Long product description	The Mastervolt CombiMaster 48/5000-70 - HT (120 V) is an integrated power solution for demanding marine and mobile applications. This unit combines the functions of a power inverter and a battery charger, providing complete electrical power management aboard. Designed for systems operating on a 48 V DC battery voltage, it can deliver an output power of 5000 W (or VA) in alternating current, suitable for powering a wide range of electrical equipment. Conversion and charging capabilities The CombiMaster 48/5000-70 integrates an inverter capable of converting the direct current from your batteries into 120 V alternating current, a critical specification for compatible electrical systems. Its 5000 W output is suited for heavy loads, ranging from household appliances to professional tools. Simultaneously, the charger section delivers a current of 70 A, ensuring efficient and rapid charging of 48 V DC battery banks, thereby optimizing their lifespan and performance. Integration and positioning within the Mastervolt range 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 superior 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 units...
Product range	CombiMaster
Product type	Battery charger/inverter
Remote on/off support	Oui
Short-circuit protection	Oui
Space optimization benefit	Simplified installation and space optimization
System voltage compatibility	48
Target vessel type	Large vessels, expedition vehicles
Warranty	2
Weight	23.0
Wired output	AC output (loads), DC output (battery)

Detailed description

The Mastervolt CombiMaster 48/5000-70 - HT (120 V) 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.

Conversion and charging capabilities

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.

Integration and positioning within the Mastervolt range

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.

Documentation

Type	Nom
	EN - Manuel utilisateur et installation - CombiMaster 120V 48/5000-70 HT

Expert opinion

Pol CONIN

Digital Manager

« CombiMaster 48/5000-70: Mastervolt's robust energy integration »

The Mastervolt CombiMaster 48/5000-70 is a cornerstone for any demanding marine or mobile power installation. Its all-in-one design seamlessly integrates a powerful inverter and an intelligent battery charger, reducing both space requirements and wiring complexity compared to modular solutions. The 48 V DC architecture is particularly relevant for high-consumption systems, enabling the use of larger-capacity batteries and better management of high currents. With a 5000 W conversion capacity at 120 V AC, this unit can handle significant onboard loads, ensuring stable and continuous power for all equipment. The 70 A charger provides fast and efficient battery bank recharging, a major advantage for maintaining autonomy at sea. The CombiMaster is engineered for maximum operational reliability—a critical factor in marine environments where energy system performance directly impacts safety and onboard comfort.

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CombiMaster 48/5000-70 - HT (120 V)

2.181,33€

2.181,33€ ~~2.700,00€~~

Frequently Asked Questions

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What is the Mastervolt CombiMaster 48/5000-70 - HT (120 V)?

The Mastervolt CombiMaster 48/5000-70 - HT (120 V) is an integrated all-in-one power solution that combines the functions of a power inverter and a battery charger. It is designed to convert DC from your batteries into 120 V AC power and to efficiently recharge your battery banks.

What is the AC output power of this CombiMaster?

This CombiMaster can provide a continuous output power of 5000 W (or 5000 VA) in alternating current. This power is sufficient to supply a wide range of electrical equipment on board.

What is the AC output voltage supplied by the device?

The Mastervolt CombiMaster 48/5000-70 - HT provides an AC output voltage of 120 V. This specification is essential for compatibility with electrical systems and appliances designed for this voltage.

What is the required DC battery voltage for this CombiMaster?

This device is specifically designed to operate with battery systems having a nominal voltage of 48 V DC. It is imperative to use a 48 V battery bank for proper operation.

What is the maximum charging current for the batteries?

The CombiMaster 48/5000-70 - HT charger section delivers a maximum charge current of 70 A. This enables efficient and relatively fast charging of 48 V DC battery banks.

Does this CombiMaster produce a pure sine wave output?

Yes, the Mastervolt CombiMaster 48/5000-70 - HT produces a pure sine wave. This ensures that all connected devices, including sensitive electronic equipment, operate optimally and without risk of damage.

What types of batteries can the charger recharge?

The built-in charger is compatible with a wide range of battery types, including lead-acid batteries (gel, AGM, flooded) and lithium-ion batteries, thanks to its configurable charging profiles.

Does the CombiMaster integrate a transfer switch?

Yes, the CombiMaster 48/5000-70 - HT integrates an ultra-fast AC transfer switch. This switch enables a near-instantaneous transition between shore power (dock or generator) and battery power via the inverter, ensuring continuous power supply without any perceptible interruption for connected devices.

What are the built-in protections in the CombiMaster?

The CombiMaster is equipped with multiple protections to ensure system safety and durability, including:

- Overload protection

- Short-circuit protection

- Overheat protection

- Protection against battery voltages that are too low or too high

What does "HT" stand for in the product name?

The suffix "HT" stands for "High Temperature". This indicates that this model is optimized for reliable performance even in environments where ambient temperatures may be higher, such as often encountered in engine compartments or hot areas of vessels.

Can the CombiMaster be monitored and controlled remotely?

Yes, the CombiMaster 48/5000-70 - HT is compatible with MasterBus, CZone, and NMEA 2000 communication systems. This allows for easy integration into a larger energy management system and remote monitoring and control via multifunction displays or dedicated interfaces.

Is this CombiMaster compatible with 230 V AC systems?

No, this specific model, the CombiMaster 48/5000-70 - HT (120 V), is designed for systems with an AC input and output voltage of 120 V. It is not compatible with 230 V AC systems. It is important to select the model that matches your network voltage.

Can multiple CombiMaster 48/5000-70 units be connected in parallel?

Yes, this CombiMaster model supports parallel operation. You can connect multiple identical units to increase the total AC output power of your system, which is useful for installations requiring higher energy capacity.

Is it possible to use this CombiMaster in a three-phase configuration?

Yes, it is possible to configure multiple CombiMaster 48/5000-70 - HT (120 V) units to create a three-phase system. This allows for a three-phase power supply for specific equipment or more complex installations by combining three units configured for each phase.

Which communication systems is the CombiMaster compatible with?

The CombiMaster 48/5000-70 - HT is compatible with MasterBus, CZone, and NMEA 2000 communication systems. This compatibility simplifies integration into existing energy management networks and enables centralized monitoring and remote control.

Is this CombiMaster suitable for a marine installation?

Yes, the Mastervolt CombiMaster 48/5000-70 - HT (120 V) is specifically designed and optimized for marine and mobile applications. Its robustness and features make it an ideal choice for larger vessels or expedition vehicles requiring high autonomy and energy capacity.

What are the main considerations for installation?

For optimal and safe installation, consider the following points:

- Ventilation: Ensure sufficient space around the device for proper airflow to prevent overheating.

- Location: Install the device in a dry area, protected from moisture and water spray.

- Wiring: Use cables of appropriate cross-section for DC and AC power, and protect them with suitable fuses or circuit breakers.

- Mounting: Secure the device to a solid and stable surface.

Is professional installation required?

Given the complexity of marine electrical systems and the power of this device, it is strongly recommended to use a qualified professional installer. A professional will ensure installation complies with safety standards, optimize system performance, and maintain warranty validity.