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18650 lithium ion battery pack

Technical Parameters Specification
 

Capacity

Typical 2600mAh
Minimum 2550mAh
Nominal Voltage 3.7V
Internal Impedance ≤ 60mΩ (with PTC)
Discharge Cut-off Voltage 3.0V
Max. Charge Voltage 4.20V

18650 lithium ion battery pack

Lithium-ion Rechargeable Cell

Technical Parameters Specification Condition/Note
Standard Charge Current 0.2C(510mA)  
Rapid Charge Current 0.5C(1275mA)  
Max. Charge Current 1C(2550mA)  
Standard Discharge

Current

 

0.2C(510mA)

 
Constant Discharge Current  

1C(2550mA)

 
Max. Pulse Discharge Current  

2C(5100mA, 200ms)

 
Weight 45.5±1.0g  
 

Max. Dimension

Diameter (Ф) 18.6mm  
Height (H) 65.2mm
 

 

 

 

Operating Temperature

 

 

Charge

0℃ ≤ T ≤ 15℃ Charge current ≤ 510mA
15℃ ≤ T ≤ 25℃ Charge current ≤ 1275mA
25℃ < T ≤ 45 ℃ Charge current ≤ 2550mA
 

Discharge

 

-20℃ ≤ T ≤ 60℃

surface temperature of the

cell < 65℃

 

 

Storage Temperature

One month -20℃ ~ 50℃ Relative humidity ≤ 80%
Three months -20℃ ~ 45℃ Relative humidity ≤ 80%
One year -20℃ ~ 25℃ Relative humidity ≤ 75%
Tube color Gray, matte