24V 22AH LiFePO4 Battery Pack
Features:
UL1642 approved cells;
Battery are UL2054, IEC62133, FCC & UN38.3 approved;
Built-in BMS to prevent battery from abuse;
3~4 times longer cycle life vs lead acid battery;
1/3 lightweight vs lead acid battery;
Enviroment Friendly;
Specification:
| No. | Item | General Parameter | Remark |
| 1 | Rated Capacity | 22.0Ah | Standard discharge (0.2C) after standard charge (0.2C) |
| 2 | Minimal Capacity | 21.0Ah | |
| 3 | Nominal Voltage | 25.6V | |
| 4 | Life Expectation | Residual capacity is more than 60% of the rated capacity | 1)Charge: CC at 0.2C to 29.2V, then CV till current taper to 0.05C |
| 2)Rest: 30min. | |||
| 3)Discharge: 0.2C to 20.0V | |||
| Temperature:20±5°C | |||
| Carry out 1200cycles | |||
| 5 | Discharge cut-off voltage | 2.0V / cell(≥16.0V) | 20.0V recommended |
| 6 | Charging cut-off voltage | 3.9V / cell(≤31.2V) | 29.2V recommended |
| 7 | Assembly method | IFR18650EC-1.5AH | 8S15P |
| 8 | Housing material | ABS+PC | Flame Retardant Plastic |
| 9 | Standard charge | 0.2C constant current (CC) charge to 29.2V,then constant voltage (CV) 29.2V charge till charge current decline to ≤0.05C | Charge time : Approx 7.0h |
| 10 | Standard discharge | Constant current 0.2C | |
| Cut-off voltage 20.0V | |||
| 11 | Maximum Continuous Charge Current | 11A at 20°C | Heat will accumulate inside, 10A or less recommended for better performance and life |
| 12 | Maximum Continuous Discharge Current | 20A at 20°C | Over current 60±10A (7.2ms~11ms) |
| 13 | Operation Temperature Range | Charge: 0~50°C | 60±25%R.H. |
| Discharge: -10~50°C | |||
| 14 | Storage Temperature Range | Less than 1 year: 0~25°C | 60±25%R.H. |
| Less than 3 months:-5~35°C | at the shipment state | ||
| 15 | Approx. Weight | 5.9Kg | Specific energy: 93Wh/Kg |
| 16 | Dimension | L195*W130*H183mm | Energy density: 116Wh/L |
| (BCI Group: U1R) | |||
| 17 | Balancing function | Yes | |
| 18 | Short circuit protection | Recover after charging | |
| 19 | Terminals | Female-threaded terminals: M6*1.25 |
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