•  - 18650 10S4P 37V 8.8Ah Li-ion portable battery pack for electric bike
  •  - 18650 10S4P 37V 8.8Ah Li-ion portable battery pack for electric bike
 
  • 18650 10S4P 37V 8.8Ah Li-ion portable battery pack for electric bike
  • 18650 10S4P 37V 8.8Ah Li-ion portable battery pack for electric bike
 

18650 10S4P 37V 8.8Ah Li-ion portable battery pack for electric bike

Model: AY-AX229

Voltage: 37V

Capacity: 8.8Ah

Size (can be customized): 330*Φ91mm

Cell Model:

Details

18650 10S4P 37V 8.8Ah Li-ion portable battery pack for electric bike

18650 10S4P 37V 8.8Ah Li-ion portable battery pack for electric bike
Model:AY-AX229
ltem Specification Remark
Nominal capacity 2200mAh Samsung ICR18650-22PM
Nominal voltage 37V 3.7V/1 Cell
Charging voltage 42V±0.2V 4.2V/1 Cell
Charging method CC/CV (Constant-current and-Voltage with Limited current)
Standard charging time 4.4A/3hours
  2A/6.6hours  
Battery capacity÷charging current×1.5
Charging current 1.76A(0.2C) 0~+40℃
Maximum charging current 4.4A(0.5C) 0~+40℃
Continuous discharge current 15A -20~+60℃
Discharge cutoff  voltage 25V 2.5V/1 Cell
Short circuit protection Exterior short circuit Cut load
Intermal resistance ≤200mΩ AC lmpedance 1kHz
Cycle life ≥300 At the 300 times discharge capacity should not be less than 80%
Operating temperature Standard Charge  
0~+40℃
 
Standard Discharge -20~+60℃  
Outline dimension 330*Φ91mm Length x diameter
Pre-wired   Red=Positive,Black=Negative
Protection Circuit Module: PCM-L12S20-915(10S)
Maximal continuous charging current 5A  
Maximal continuous Discharging current 15A  
Over-charge detection voltage 4.25V±0.025V Single cell
Over-charge release voltage 4.05V±0.05V Single cell
Over-charge detection delay time 0.5S-1.5S Single cell
Over-discharge detection voltage 2.5V±0.05V Single cell
Over-discharge release Voltage 3.0V±0.05V Single cell
Over-discharge detection delaytime 10-200mS Single cell
Over-current detection 50±20A  
Over-current delay time 5ms-20ms  

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