Description: 25.6V 20Ah Li-ion energy storage Battery
Product No.: HG40AE2001
Cell model:  26650 / 4000mAh / 3.2V   
Battery Specification: 25.6V/20Ah 
Nominal voltage: 25.6V
Nominal capacity:  20Ah  
Charging voltage:  28.8V    
Charging current: 20A
Discharge current: 20A
Maximum discharge current: 60A
Discharge cut-off voltage: 16V
Internal resistance : ≤ 400m Ω
Delivery voltage: 25-27V  
Battery weight: 6.8kg
Product size: 250*155*210mm (max)
Operating temperature:
Charging temperature: 0-45°C;
Discharge temperature: -20-60°C
Storage temperature environment:1 month - 20-60 ° C;     3 months - 20-45 ° C;     12 months - 20-25 ° C
Relative humidity:65 ± 20%
Battery structure:
Lithium Battery protection:short circuit protection, overcharge protection, over discharge protection, over current protection, power management, etc            
Application field: Energy storage,Lithium instead of lead acid