•  - 18650 2S2P 3.7V 6.8Ah Li-ion battery pack
  •  - 18650 2S2P 3.7V 6.8Ah Li-ion battery pack
 
  • 18650 2S2P 3.7V 6.8Ah Li-ion battery pack
  • 18650 2S2P 3.7V 6.8Ah Li-ion battery pack
 

18650 2S2P 3.7V 6.8Ah Li-ion battery pack

Model: AY-J173

Voltage: 7.4V

Capacity: 3400mAh

Size (can be customized): Max 70*40*38mm

Cell Model:

Details

18650 2S2P 3.7V 6.8Ah Li-ion battery pack

18650 2S2P 3.7V 6.8Ah Li-ion battery pack 
Model:AY-J173
ltem Specification Remark
Nominal capacity 3400mAh Panasonic NCR18650B 3.7V/3400mAh
Nominal voltage 7.4V 3.7V/1 Cell
Charging voltage 8.4V±0.05V 4.2V/1 Cell
Charging method CC/CV (Constant-current and-Voltage with Limited current)
Standard charging time 1.36A/7.5hours   2A/5hours   Battery capacity÷charging current×1.5
Charging current 1.36A(0.2C) 0~+40℃
Maximum charging current 2A 0~+40℃
Continuous discharge current 2A -20~+60℃
Discharge cutoff  voltage 5V 2.5V/1 Cell
Short circuit protection Exterior short circuit Cut load
Intermal resistance ≤180mΩ 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 Max 70*40*38mm Length x width x height
Pre-wired   Red=Positive,Black=Negative,
Protection Circuit Module:  PCM-L02S06-336 (2S)
Maximal continuous charging current 2A  
Maximal continuous Discharging current 2A  
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 5-10A  
Over-current delay time 5ms-20ms  

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