

CB75-320Ah delivers 320Ah capacity and 1024Wh energy output with 3.2V nominal voltage, providing maximum energy footprint for high-density storage systems.
Engineered for over 8,000 deep cycles with high energy efficiency, dramatically reducing Levelized Cost of Energy (LCOE) and long-term maintenance costs.
Utilizes REPT's spatial Wending structural design to minimize internal resistance, boost safety margins, and ensure superior thermal management.
A high-performance standard cell tailored for commercial & industrial (C&I) energy storage, large solar power systems, UPS, and heavy-duty electric vehicles.
| Item | Parameter | Test Condition / Note |
|---|---|---|
| Model | CB75-320Ah | REPT Wending LiFePO₄ Prismatic Cell |
| Dimension (W × T × H) | 174.0 × 71.7 × 204.4 mm | Prismatic Cell Design (Excl. Terminals) |
| Nominal Voltage | 3.2V | Standard Discharge @25°C |
| Nominal Capacity | 320Ah | @0.5P / 0.5C, 25°C |
| Weight | 5.65 ± 0.20 kg | Typical Value |
| Nominal Energy | 1024Wh | Single Cell Energy Output |
| Internal Resistance | ≤0.30mΩ | AC 1kHz, 30%-40% SOC |
| Charge Cut-off Voltage | 3.65V | Standard Charging (0~55°C) |
| Discharge Cut-off Voltage | 2.5V (T ≥ 0°C) / 2.0V (T < 0°C) | Standard Discharge |
| Standard Charge Current | 160A (0.5P) | Recommended Continuous Charge |
| Standard Discharge Current | 160A (0.5P) | Recommended Continuous Discharge |
| Max Continuous Current | 320A (1P) | Continuous Operation |
| Energy Efficiency | ≥94.5% | @0.5P / 0.5P, 25°C |
| Cycle Life | ≥8,000 Cycles | @80% DOD, 25°C |
| Operating Temperature | Charging: 0 ~ 55°C Discharging: -30 ~ 55°C | Ambient Operating Range |
| Storage Temperature | -20 ~ 35°C | Recommended Long-Term Storage (30-50% SOC) |
| Terminal Type | M8 Threaded Terminal / Weldable Terminal | Standard Configuration |
Note: The REPT CB75-320Ah LiFePO₄ prismatic battery cell features innovative Wending technology, offering ultra-high volumetric energy density, superior thermal safety, and an extended cycle life of over 8,000 cycles. It is widely applied in commercial & industrial (C&I) energy storage systems, utility-scale solar farms, telecom microgrids, and heavy-duty electric transport.
The REPT CB75-320Ah battery cell utilizes a high-density prismatic structure engineered for optimal module layout and large-scale battery pack integration.
Dimensions: 71.7 ±0.5 mm x 174.0 ±0.5 mm x 204.4 ±0.5 mm.


Due to its unique properties, our LFP battery cell is widely used in fields requiring ultra-high power and long life:

Delivers the high-capacity storage required by C&I systems for effective peak shaving and energy load shifting.

Used for grid peak shaving and frequency regulation to enhance stability.

Efficiently integrates wind and solar energy to ensure a stable power supply.
Our products undergo strict testing and comply with multiple international standards to ensure quality and safety.

*Certification status may vary depending on region or project requirements. Relevant test reports or assistance for market-specific certification can be provided upon request.