Nitecore 21700 Li-ion Battery 4500mAh NL2145

Code: 6952506492831

Nitecore NL2145 21700 rechargeable Li-ion battery 4500mAh.

The Nitecore NL2145 21700 high performance li-ion battery has a capacity of 4500mAh. First introduced by the electric car industry, 21700 li-ion batteries offers a long lifespan, high energy density and powerful performance.

The battery has a range of internal safety features including an innovative anode design with high temperature resistance, built-in PTC to inhibit high current surges, press relief valve which activates in the event of a rapid temperature increase and a microporous barrier protecting the delicate internal components of the cell. Externally, the NL2145 is equipped at both ends with a nickel plated stainless steel protector which ensures high impact resistance, good electrical conductivity and oxidation resistance. The battery is coated with a durable metallic film to guard against abrasion and a tough plastic circuit board protector.

The NL2145 Nitecore 21700 battery is compatible with the following Nitecore chargers: UMS2, UMS4, UI1 and UI2.

Please note: Due to customs restrictions we are unable to send Li-ion batteries outside of the UK. Any orders for these batteries with EU or Worldwide delivery will be cancelled and refunded.

We are unable to accept returned batteries once they have been opened, so please ensure they are the correct cell for your device before ordering.

  • Capacity: 4500mAh
  • Voltage: 3.6V
  • Continuous Discharge Current: 5A max
  • Weight: 75 g / 2.65 oz. (approx.)
  • Length: 75.5±0.3 mm /2.97"±0.01"
  • Diameter: 21.8±0.3 mm / 0.86"±0.01"
  • Never expose the battery to water or fire
  • When charging or using batteries, ensure the positive and negative ends correspond with the positive (+) and negative (-) symbols
  • To extend battery life it is recommended that it is charged every three months when unused for long periods
  • Keep out of reach of children
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