deep cycle battery supplier

20KWH Capaciousness Battery with BMS Built Inside For Off-grid System and Power Backup

Features

  • LiFeP04 battery, more stable and safe .
  • Intelligent BMS equipped inside to maintain the battery always work at best condition .
  • Max charge and discharge current as 200A which is specially designed for solar energy .
  • With 1.2A equalizer can balance each lithium cell voltage difference as small as 0.05V in a very short time .
  • Excellent standby self-consumption as low as 4mA.
  • Automatically output cut off after 30days no charge and discharge to ensure security , also can cut off output by manual operation .
Battery Specification
Nominal Characteristics
Nominal Voltage N 51.2
Nominal Capacity /Ah (25° C , 0.2C) 400
Mechanical Characteristics
Weight (approximate)/Kg 260.0
Dimension L*W*H /mm 745*449*606
Terminal Double M8
Electrical Characteristics
Voltage windowA/ 44.8 to 58.4
Float charge voltageA/ 55.2
Max. continue discharge current/A 200
Max. pulse discharge current/A 300A 1Sec.
Max. continue charge current/A 200
Operating Conditions
Cycle life (+25°C 0.2C 100%DOD) > 3000 Cycles
Operating temperature Discharge -10°C to 50°C

Charge 0°C to 50°C

Storage temperature 0 to 30°C
Storage duration 6 months at 25°C
Safety standard UN38.3,MSDS
IP Degree IP20

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