KB19

Liquid-cooling Battery Pack Gen 2

Energy storage block is the basic unit used in energy storage system and it can be stacked in series and parallel to assemble into various energy storage systems. 


  • Energy Efficiency ≥ 94% @ 0.5P, room temperature

  • Standard modules, flexible system expansion

  • Compact Design, lightweight    

  • Low internal resistance, stable discharge

liquid cooling battery pack gen 2 01
liquid cooling battery pack gen 2 03
liquid cooling battery pack gen 2 02
liquid cooling battery pack gen 2 04
liquid cooling battery pack gen 2 06
liquid cooling battery pack gen 2 07
liquid cooling battery pack gen 2 01
liquid cooling battery pack gen 2 03
liquid cooling battery pack gen 2 02
liquid cooling battery pack gen 2 04
liquid cooling battery pack gen 2 06
liquid cooling battery pack gen 2 07

Technical Data of Liquid-cooling Battery Pack Gen 2


ModelLS280-1P52S-BLS320-1P104SNote
Cell Configuration1P52S1P104S
Nominal Voltage 166.4V332.8V
Minimum Working Voltage140.4V260VT>0℃@cell 2.7V
Maximum Working Voltage189.8V379.6VT>0℃@cell 3.65V
Rated Energy46.592KWh106.496kWh25±2℃, 0.5C
Weight330Kg±5kg690±5kg
Dimensions810*1140*240mm779*2150.5*259WxDxH, ±2mm
Energy Density>155Wh/Kg>154Wh/Kg
Cell Capacity280Ah320Ah0.5C discharge current, ±2°C
Cycle Life6000600025±2℃, 0.5C, SOC≥80%
Maximum Continuous Charging Current140A/0.5C160A/0.5C20~35℃, SOC: 0~90%
Maximum Continuous Discharging Current140A/0.5C160A/0.5C15~35℃, SOC: 10~100%
Self-discharge Rate≤3%/month

25±2℃, 30% SOC,storage 

for 3 months

Operating TemperatureCharge: 0~55℃  Discharge: -20~55℃

Charging below 0°C requires 

external heating

Insulation GradeResistance≥500MΩ@1000VDC

Battery pack main positive and 

negative terminals referenced to 

ground

Withstand VoltageLeakage Current ≤ 1mA@4500VDC
Battery Pack Casing Protection RatingIP67
Cooling ModeLiquid-cooling
Product State Of Charge At Shipment30%±5%


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