A 7.68 kWh LiFePO4 (Lithium Iron Phosphate) battery is a versatile and efficient energy storage solution, suitable for mid-sized solar systems, home energy storage, off-grid applications, and backup power solutions. Here’s a detailed overview of its typical specifications and features:
Key Specifications:
- Battery Type: Lithium Iron Phosphate (LiFePO4)
- Capacity: 7.68 kWh (kilowatt-hours)
- Voltage: Usually 48V (though other voltages may be available depending on the model)
- Rated Capacity: Typically around 150-200 Ah (Amp-hours)
- Cycle Life: Often rated for 3000-7000 cycles at 80% Depth of Discharge (DoD), ensuring longevity
- Efficiency: High round-trip efficiency, generally between 95-98%
- Operating Temperature:
- Discharge: -20°C to 60°C
- Charge: 0°C to 45°C
- Weight: Approximately 60-90 kg, depending on the specific model and configuration
- Dimensions: Designed for compact installation, often compatible with wall-mount or rack-mount setups
Features:
- Safety: LiFePO4 chemistry is known for stability, reducing the risk of overheating, thermal runaway, and fires, making it one of the safest lithium battery options.
- Longevity: These batteries are optimized for a long lifespan, suitable for applications requiring frequent charge-discharge cycles, such as renewable energy systems.
- Battery Management System (BMS): Equipped with advanced BMS for monitoring voltage, current, temperature, and overall system health, ensuring safety and maximizing battery life.
- Scalability: The system allows for series or parallel connections to increase voltage or capacity, making it adaptable for expanding energy needs.
Specifications:
|
Electrical Characteristics
|
 Nominal Voltage |  51.2V |
|  Nominal Capacity |  150Ah (C5,25°C) | |
| Â Energy | Â 7680Wh | |
|  Internal Resistance |  <50mΩ | |
|  Cycle Life |  >10000 cycles @25°C | |
| Â Months Self Discharge | Â <3% | |
| Â Efficiency of Charge | Â 100% @0.2C | |
| Â Efficiency of Discharge | Â 96~99% @1C | |
|
Standard Charge
|
 Charge Voltage |  58.4V |
| Â Charge Mode | Â 0.2C to 58.4V, then 58.4V charge current 0.02C(CC/CV) | |
| Â Charger Current | Â 20A | |
| Â Max. Charge Current | Â 50A | |
| Â Charge Cut-off Voltage | Â <59.2V | |
|
Standard Discharge
|
 Continuous Current |  75A |
| Â Max. Pulse Current | Â 110A(<3s) | |
| Â Discharge Cut-off Voltage | Â 44V | |
|
Environmental
|
 Charge Temperature |  0°C to 45°C (32F to 113F) @60±25% Relative Humidity |
|  Discharge Temperature |  -20°C to 60°C (-4F to 140F) @60±25% Relative Humidity | |
|  Storage Temperature |  0°C to 40°C (32F to 104F) @60±25% Relative Humidity | |
| Â Water Dust Resistance | ||
|
Mechanical
|
 Cell & Method |  3.2V50AH-16S2P |
| Â Plastic Case | ||
|  Dimensions (in./mm.) |  600*420*210±2mm | |
| Â Weight (lbs./kg.) | Â 75Kg | |
| Â Terminal | Â 180A terminal | |
| Â Protocol (optional) | Â RS485/CAN | |
| Â BMS | Â 16S100A |






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