12V 50Ah 26650 LiFePO4 lithium storage battery

Electrical Characteristics:
Nominal voltage 12.8V
Nominal capacity 50Ah
Power 640Wh
Internal resistance ≤30mΩ
Cycle life >2000 cycles @1C 100%DOD
Monthly self-discharge <3%
Charging efficiency 100% @0.5C
Discharge efficiency 96~99% @1C
Standard Charge:
Charging voltage 14.6±0.2V
Charging method CC/CV
Charging current 25A
Maximum charging current 50A
Charging limit voltage 15.6V±0.2V
Standard discharge:
Continuous current 70A
Maximum pulse current 80A(<3s)
Discharge cut-off voltage 8V
Environmental characteristics:
Charging temperature 0 ~ 45 ℃
Discharge temperature -20~60 ℃
Storage temperature 0~ 40 ℃
Humidity 60±25%
Waterproof grade IP56
Mechanical properties:
Cell & Combination 26650-4S16P
Plastic case ABS
Size 257*132*200mm
Weight 7.520kg
Port M6
Communication protocol (optional) SMBus/RS485/RS232
SOC (optional) LED
LiFePO4 battery characteristics
Long cycle life: The cycle life is 5 times higher than that of lead-acid batteries, which can better reduce the comprehensive use cost
Light weight: The weight is about 40% lighter than that of lead-acid batteries, which is the best substitute for lead-acid batteries