Li ion 18650 2600mAh Battery

Items

Parameter

Battery model

18650-2600mAh

Nominal voltage

3.7V

Minimum capacity

2600mAh

Typical capacity

2600mAh

Dimension

18*65mm 

Charging voltage

4.2V

Discharging cut-off voltage

3.0V

Standard charging

0.2C /4.2V

Max charging

1.0C /4.2V

Standard discharging

2C/3.0V

Max discharging

Continuous discharge

1C/3.0V

Peak discharge

2C/3.0V

Weight

Appr:30g

Shipment voltage

≥3.85V

Battery impedance

≤21mΩ

Operating temperature

Charging: 0°C ~ 45°C

Discharging: -20°C ~60°C

Storage (At 50% SOC and specified temp, recoverable capacity in % vs time )

-10℃~25℃

(12 months ≥85% )

-10℃ ~45℃

(6 months  ≥85% )

-10℃~55℃

(1 month   ≥90% )

20±5℃ is the recommended storage temperature

Visual Inspection

There should not be any remarkable scratches, cracks, bolts, cauterization, deformations, swelling , leakage and so on the surface of the cell.

Reference standard

GB/T 18287-2013,IEC/EN61960,UL1642