3.2V 52Ah 50Ah 3.2V LiFePO4 Cells for EV Ebike ESS Solar Battery
| Item | Parameter | Remark |
| Rated Capacity | 53.5Ah | 1/3C |
| 52Ah | 1C | |
| Nominal voltage | 3.2V | 1/3C |
| 3.13V | 1C | |
| Operating Voltage | 2.0V～3.65V | |
| Charge and discharge voltage range | 2.0～3.65 | ＞0℃ |
| 1.8～3.65 | ≤0℃, continuous charging is not allowed | |
| Cell thickness | 28±0.5mm | |
| Energy Density | 180Wh/kg | |
| 170Wh/kg | 1/3C | |
| Weight | 950±15g | 1C |
| Dimension | 28±0.5mm*148±0.3mm*115±0.3mm | |
| AC internal resistance | 0.5～1.0mΩ | |
| DC internal resistance | ≤2.5mΩ | 50%SOC |
| Cycle life | ≥3000 times | 25℃，0.5C/1C |
| Max continuous charge current | 0.1C | 0℃～5℃ 0%SOC～80%SOC |
| 0.5C | 5℃～15℃ 0%SOC～100%SOC | |
| 1.0C | 15℃～35℃ 0%SOC～100%SOC | |
| 0.5C | 35℃～55℃ 0%SOC～100%SOC | |
| Max allowable charging voltage | 3.9V | |
| Max allowable charging temperature range | 0℃～55℃ | |
| Optimum charging temperature range | 10℃～35℃ | |
| Constant current charging capacity ratio | ＞95% | 1C |
| Max continuous discharge current | 1C | Temperature rise≤15℃(25℃) |
| Minimum allowable discharge voltage | 1.8V | |
| Max allowable temperature range for discharge | -30℃～55℃ | |
| Optimum discharge temperature range | 10℃～35℃ | |
| Room temperature discharge capacity | ≥52Ah | |
| High temperature discharge capacity | ≥52Ah | 55℃，1C |
| Low temperature discharge capacity/energy retention | ≥90% / ≥80% | 0℃, 1C, cut-off voltage 1.8V |
| ≥85% / ≥70% | -10℃, 1C, cut-off voltage 1.8V | |
| ≥80% / ≥60% | -20℃, 1C, cut-off voltage 1.8V | |
| ≥70% / ≥50% | -30℃, 1C, cut-off voltage 1.8V | |
| Rate discharge capacity retention | ≥95% | 25℃，2C |
| Charging and discharging energy efficiency | ≥90% | 25℃，1C |
| Mass Power Density | ≥1300W/kg | 50%SOC，25℃ |
| Volume power density | ≥2500W/L | 50%SOC，25℃ |
| Max discharge power | 1300W | 50%SOC，25℃ |
| Max feedback power | 600W | 50%SOC，25℃ |
| Cold start power | 60W | 50%SOC，-20℃ |
| Optimum storage temperature range | 10℃～35℃ | |
| Self-discharge rate | ≤4% | 25°C, 28 days |
Product Application:
Electric vehicle, RV, electric bicycles/scooters, golf carts, boats, trolling Motor, off-gird solar energy storage, electric ships, construction machinery, communication energy storage, electric energy storage, household energy storage and ESS.
Product Feature:
- Highly automated production equipment to ensure battery consistency.
- Square aluminum shell structure, high-precision explosion-proof valve design, good safety performance.
- Low internal resistance, high discharge rate, and stable discharge platform.
- Green environment, ISO14000 approval, products meet GB and UN criteria, and ROHS compliant.
- Long cycle life.
NOTE!
1. Each cell shall be used under the strict monitor, control, and protection by the BMS.
2. Before the first use, always charge the cells to full voltage. | Please refer to: LiFePO4 battery charging guide.
3. We will match (capacity, voltage, resistance) all cells before delivery.
4. The battery is suitable for DIY lovers with experience.
