12.8V 54Ah/100Ah/200Ah HD009 LiFePO4 Lithium Battery

Features Lithium iron phosphate core, mature technology, high safety, 100% DOD for normal use,Charge and discharge for more than 2000 cycles Perfect replacement for lead-acid batteries, 40-50% lighter and maintenance-free Built-in lithium protection against overcharge, overdischarge, overcurrent and overtemperature Wide operating temperature range: -20°C to 60°C Support for series use (subject to technical guidance from the manufacturer) Application Scenarios Solar street lights and lighting systems Electric two-wheelers, three-wheelers, low-speed vehicles Sightseeing vehicles, golf carts Energy storage systems for photovoltaic, wind, hydroelectric, household etc. UPS back-up power supply Specification Nominal voltage 12.8V Rated capacity 54Ah@0.2C Capacity 691.2Wh Internal resistance ≤55mΩ Cycle life 2000 times (0.2C/100% DOD charge/discharge cycle until capacity decay to 70%) Self-discharge rate ≤3.5%/month (25±5°C) Charge limit voltage 14.6±0.2V Charging method 0℃~45℃, constant current 0.2C5A charge to 14.6V, then constant voltage 14.6V charge until the current is reduced to 0.02C5A and then stop. Charging current 10A Maximum charge current 25A Discharge cut-off voltage 10.0V Discharge current 10A Max. continuous discharge current 50A Charging temperature 0℃~45℃ (40-75% humidity) Discharge temperature -20°C~60°C (40-75% humidity) Storage temperature 0℃~45℃ (40-75% humidity) Waterproof and dustproof rating IP55 Internal combination method IFR32700/6000mAh，4S9P Case material ABS Case material M6 screw Dimensions (L/W/H) 229*138*212*217mm (including total height of terminal block) Weight about 6.7Kg