Smart-a lithium battery 25.6V 200Ah
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Technical specifications
Technical specifications
| Battery technology | Lithium LiFePO4 (Lithium Iron Phosphate) |
| Nominal voltage | 25.6 |
| Capacity | 200.0 |
| Energy | 5120.0 |
| Mobile app compatibility | Oui |
| Max charge current (A) | 400.0 |
| Recommended charge current | 100.0 |
| Max discharge current (A) | 400.0 |
| Peak discharge current | 400.0 |
| Discharge cut-off voltage | 22.4 |
| Bulk/absorption charge voltage | 28.4 |
| Float charge voltage | 27.0 |
| Depth of discharge (DoD) | 80.0 |
| Cycle life | 2500.0 |
| Max batteries in series | 2.0 |
| Max batteries in parallel | Up to 20 (limited by the system BMS) |
| Terminal size | M8 |
| Mounting orientation | Vertical or side-mounted |
| Temperature range (charge) | +5 °C to +50 °C |
| Temperature range (discharge) | -20 °C to +50 °C |
| Storage temperature range | -45 °C to +70 °C |
| IP rating | IP22 |
| Dimensions (W x H x D) | 650 x 237 x 163 mm |
| Weight | 39.0 |
| Certifications | UL1973, IEC62619:2017, UL9540A, IEC62620:2014, EN 60335-1, EN-IEC 62368-1, IEC 61427-1, EN-IEC 61000-6-3, EN 55014-1 |
| Low temperature protection | Yes (for charging) |
| App Instant Readout Data Types | Cell voltages, temperature, alarm status |
| App Instant Readout Support | Yes |
| Nom de l'application mobile | VictronConnect |
| Integrated battery monitoring | Oui |
| Bms Connection Cable Length Cm | 50 |
| Bms Connection Type | M8 circular (male/female) |
| Bms Requirement | External |
| Capacity Ah 0c | 160 |
| Capacity Ah Minus 20c | 100 |
| Capacity Loss Per 100 Cycles Percent | 1 |
| Cell Count | 8 |
| Cell Nominal Voltage | 3.2 |
| Cycle Life 50 Dod | 5000 |
| Cycle Life 70 Dod | 3000 |
| Energy Loss Per 100 Cycles Percent | 1 |
| Max Storage Time Fully Charged | 1 |
| Humidité de fonctionnement (sans condensation) | 95 |
| Operating temperature range | -20 °C to +50 °C |
| Product type | Lithium battery |
| Recommended continuous discharge current | 200.0 |
| Round Trip Efficiency Percent | 92 |
| Vendor | VICTRON ENERGY |
| Wireless connectivity | Bluetooth |
Detailed description
Detailed description
Designed for demanding marine applications, the Victron Energy Smart-a 25.6V 200Ah lithium battery provides a high-performance and durable power solution. Using LiFePO4 (lithium iron phosphate) technology, it stands out for its high efficiency and long service life.
Advantages of LiFePO4 technology
Unlike lead-acid batteries that suffer from sulfation when partially or deeply discharged, LiFePO4 batteries do not require a full charge cycle. Their lifespan is even optimized by partial charge cycles, making them suitable for solar or wind systems where a 100% charge is not always achievable. This technology also offers a wide operating temperature range, excellent cycle performance, low internal resistance, and high efficiency.
Technical performance and connectivity
With a nominal voltage of 25.6 V and a capacity of 200 Ah at 25 °C (5120 Wh), this battery delivers 160 Ah at 0 °C and 100 Ah at -20 °C, ensuring stable performance across a wide discharge temperature range (-20 °C to +50 °C). Its round-trip energy efficiency reaches 92%, exceeding lead-acid batteries (80%). It supports a maximum continuous discharge current of 400 A and a maximum charge current of 400 A, with recommended values of ≤200 A for discharge and ≤100 A for charge. Internal resistance is 1.5 mΩ, and the end-of-discharge voltage is 22.4 V.
Lifespan and system integration
The battery offers a lifespan of 2500 cycles at 80% depth of discharge (DoD), up to 5000 cycles at 50% DoD. It includes cell balancing and monitoring. Bluetooth connectivity, via the VictronConnect app, enables real-time monitoring of cell voltages, temperature, and alarms. It is compatible with six Victron Energy BMS (Battery Management System) models, essential for system management and protection, supporting up to 20 batteries for a maximum capacity of 102 kWh per BMS. The BMS connection uses a 50 cm male/female cable with an M8 circular connector.
Dimensions and certifications
Its dimensions are 237 x 650 x 163 mm with a weight of 39 kg. It is rated IP22 and can be installed on its side. Power connection terminals are M8 threaded inserts. Cells comply with UL1973, IEC62619:2017, and UL9540A standards, and the battery meets IEC62619:2017 and IEC62620:2014 standards, as well as EMC EN-IEC 61000-6-3 and EN 55014-1. Within the Victron Energy Smart lithium battery range, this 25.6V 200Ah model is positioned as a mid-capacity solution for 24V systems, balancing power and footprint, comparable to 12.8V 330Ah models in stored energy but optimized for 24V architectures.
Expert opinion
Expert opinion
Pol CONIN
Digital Manager
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