Vapcell K40 INR21700 4000mah 30A/45A Max (2pcs/pack)

Specification:

  • Model: K40
  • Size: 21.1*70.6mm
  • Typical Capacity: 4000mAh (0.2C discharge)
  • Min capacity: 3900mAh (0.2C discharge)
  • Nominal voltage: 3.60V
  • Max Continuous Discharge Current:30A
  • Max Discharge Current: 45A with 80℃ cut
  • End-of-charge voltage: 4.20V
  • End-of-discharge Voltage: 2.5V
  • Weight: 68g ( Appr)
  • Internal resistance: 10mΩ ( Appr) (AC 1kHz)
  • Standard Charge: 2000mA,CCCV 100mA cut-off
  • Quick Charge Current: 6000mA

Unique Features :

  • Performance similar as 40T

Tips:

Button top can be added, and the size is 2-3mm longer than a standard 21700 cell like flat top & unprotected. The button top is widely required for flashlights, doorbells and other devices.

Professional Reviews By Battery Mooch:

1 Vapcell K40 21700 4000mah 3 1 Vapcell K40 21700 4000mah 4

BRANDS DEVICE

Vapcelltech

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