[US Direct] HANIWINNER 12.8V 54Ah LiFePO4 Lithium Battery Pack 691.2Wh Energy Backup Power With BMS Waterproof for Replacing Most of Backup Power RV Boats Solar Off-Grid Support in Series/Parallel HD009-07

Nominal Voltage

12.8V

Rated Capacity

54Ah @0.2C

Power

691.2Wh

Internal Resistance

≤55mΩ

Cycle Life

≥2000 Cycle (0.2C 100% DOD Charge

/Discharge Cycle until the Capacity Decays to 70%)

Self Discharge

≤3.5% Per month (25±5 Celsius)

Max.Charging Voltage

14.6±0.2V

Charging Mode

At 0 – 45 Celsius, Constant Current 0.2C5A Charging to 14.6V,

Constant Voltage 14.6V charging Current is Reduced to 0.02C5A

and then Stop

Charging Current

10A

Max.Charging Current

25A

Discharging Cut-off Voltage

10.0V

Discharging Current

10A

Max. Continuous Discharge Current

50A

Charge Temperature

0 – 45 Celsius (40-75% Humidity)

Discharge Temperature

-20 – 60 Celsius (40-75% Humidity)

Storage Temperature

0 – 45 Celsius (40-75% Humidity)

Water Dust Resistance

IP55

Internal Combination Mode

IFR32700/6000mAh, 4S9P

Casing