Model Number: SD-ESS-4875 Brand Name: Sound Key Specifications/Special Features: Specification:Rated capacity: 75AhStandard discharge current: 0.3CDischarge cut off voltage: 30VAverage voltage: 48VOperating voltage: 30-54.8VStandard charge current: 0.2CRapid charge current: 0.5CInstantaneous charge current: 2CStandard discharge current: 0.3C
Rapid discharge current: 2C
Instantaneous discharge current: 3C
Impedance: ≤100mΩ
Operating temperature charge (0-60)°C 60±25% humidity
Discharge (-20-60)°C
Cycle life: ≥2000 times (90%)
Operating voltage: 30-54.8V
In 0.2C charge/0.3C discharge
Storage temperature: 15°C-45°C
Relative humidity: ≤90%

Application:

Energy storage: solar, wind complementary stored energy streetlights, energy storage systems,household energy storage.
Power supply: communication base station power supply, utility power supply, communication industry, emergency power supply and other system standby power and more.