Custom Lithium Ion Battery Pack

3.7V 4400mAh 18650 Low Temperature Lithium Ion Battery Pack for Flashlight

  • Model number:L4.YQ603-0015-A

  • Nominal voltage:3.7V

  • Nominal capacity:4400mAh

  • Battery cell:18650/3.7V/2200mAh

  • Dimension:71*38*21mm(Max)

  • Application:cryogenic monitor, flashlight of low temperature

Product Detail

Product number: L4.YQ603-0015-A

Cell model:18650/3.7V/2200mAh

Battery specification: 18650-1S2P/3.7V/4400mAh

Nominal voltage:3.7V

Nominal capacity:4.4Ah

Charging voltage: 4.2V

Charging current: ≤1.3A

Discharging current: 2A

Instant discharging current: 4A

End-off voltage: 2.5V

Internal resistance: ≤120mΩ

Battery weight: 90g

Product dimension: 71*38*21mm(Max)

Charging temperature:0~45℃

Discharging temperature: -40~60 ℃

Lithium ion battery protection: short circuit protection, overcharge protection, over-discharge protection and overcurrent protection.

Application field: cryogenic monitor, flashlight of low temperature


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