lifepo4 battery pack 12 volt 50Ah with plastic box and BMS for solar system

Item    

     Basic parameters

Model        

12V50AH

Material of Anode/Cathode

LiFePO4/Graphite

Size  

70(T)×340(W)×295(H)(mm)

Weight    

<6Kg

Nominal capacity

50Ah

Nominal Voltage  

12V

Internal resistance

≤8mΩ

Energy density

≥130Wh/k at 0.2CDC

Volumetric energy density

≥220WH/L at 0.2CDC

Discharge cut-off voltage

8V

Charge voltage

14.6V

Standard charging    

0.2C constant current charge to 14.6V, then constant voltage 14.6V charge till charge current decline to≤0.05C

Standard discharging  

0.2C CC discharge to 8V.

Low temperature performance  

0.2C capacity higher than 70% of nominal capacity under -20°C

High temperature performance

0.5C capacity higher than 98% of nominal capacity under 55°C

Standard charge/discharge cycle life

Cycle life of standard charge/discharge capacity after 2000 cycles greater than 80% of initial capacity.

Max .continual charge current

50A ( 1C)

Max. continual discharge current  

100A (2C)

Max. Charge/discharge pulse current (10S)

250A (5C)

Operating temperature    

Charging: 10~45°C, Discharging:-20~55°C