Excellent battery efficiency
Kinstar LiFePO4 51.2V 20Ah rechargeable battery pack made of cylinder 18650 cells with BMS for full protection, with high energy density, small sizes and low weight - guaranteeing maximum output power.
Fast charge and no memory effect
Kinstar LiFePO4 51.2V 20Ah battery pack can be full charged in about 6 hours, faster than Ni-MH, Ni-Cd or Lead acid batteries. Durable energy storage without memory effect and with minimal self-discharge.
Long service life
The battery management system(BMS) offers maximum protection against overcharging, overdischarging, overcurrent, overheating and short circuits as well as extending the service life of the battery pack.
Environment friendly and easy handling
LiFePO4 batteries are clean energy provider with staying power and zero emission. It is simple to handle them without any danger, if read instruction before using the batteries.
| Items | Specifications | Notes |
| Nominal capacity | 20Ah | 0.2C discharge at 25°C |
| Nominal voltage | 51.2V | Average operating voltage |
| Nominal energy | 1024Wh | Capacity(Ah) × Voltage(V) |
| Charging voltage | 57.60 ± 0.05V | |
| Charging current | 4000mA 丨6000mA | Standard丨Rapid |
| Charging time | 6.0 hours 丨4.5 hours | Standard丨Rapid |
| Charging method | CC - CV | Constant current, constant voltage |
| Continuous discharge current | 4000mA 丨25A | Standard丨Maximum |
| Peak discharge current | 60A | Within a short time |
| Discharge end voltage | 32V | Discharge cut-off voltage |
| Dimensions | 380mm丨295mm丨115mm | Length丨Width丨Height |
| Typical weight | 11500g | 405.60 oz |
| Charge temperature range | +10 ~ +45°C | +50 ~ 110°F |
| Discharge temperature range | -20 ~ +60°C | -4 ~ +140°F |
| Storage temperature | -20 ~ +45°C | Within 3 months |
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