Data Sheet:

Rated power:640w

Nominal Voltage:12.8v

Nominal Capacity:50Ah@0.2c

Energy:640Wh

Max charge voltage:14.0-14.6v

Charge current:10A

Max charge voltage:25A

Max continuous discharge current:50A

max surge current:200A(200ms)

Discharge closing voltage:9.4v

Enclosure Protection Rating:IP55

Series-parallel mode:4s1p

Shell material:plastic

Terminal:M6

Operating temperature：-20-60°c 

Cycle life:>2000 times