Nitecore 21700 3.6 V, 5000 mAh Lithium-ion Protected Battery (NL2150)
Nitecore 21700 3.6 V, 5000 mAh Lithium-ion Protected Battery (NL2150)Nitecore 21700 3.6 V, 5000 mAh Lithium-ion Protected Battery (NL2150)Nitecore 21700 3.6 V, 5000 mAh Lithium-ion Protected Battery (NL2150)Nitecore 21700 3.6 V, 5000 mAh Lithium-ion Protected Battery (NL2150)Nitecore 21700 3.6 V, 5000 mAh Lithium-ion Protected Battery (NL2150)

Nitecore 21700 3.6 V, 5000 mAh Lithium-ion Protected Battery (NL2150)

Brand:  Nitecore
Product Code:  NL2150

Availability:  

12 in stock
£22.95

Due to shipping regulations this battery can only be shipped to the Mainland UK, unless it is sent with a compatible torch or battery charger. Any orders to outside of the Mainland UK (including NI, Scottish Highlands, Channel Islands etc.) for this battery without compatible equipment will be cancelled. If you require advice prior to purchase please contact us

We are unable to accept the return of opened batteries, therefore please ensure they are the correct cell for your device before ordering.


The Nitecore NL2150 is a premium quality 21700, 5000 mAh lithium-ion battery specifically designed for high intensity torch use and is the perfect companion for the Nitecore New P12, New P30, MH10S, MH12S, MH25S and other 21700 compatible models.

As with all Nitecore batteries safety is paramount and the NL2150 cell has a range of internal features to keep you, your devices and chargers as safe as possible. The 21700 battery has an innovative anode design with high temperature resistance, built-in PTC to inhibit high current surges, pressure relief valve which activates in the event of a rapid temperature increase and a microporous barrier that protects the delicate internal components. Externally, the cell is equipped with nickel-plated stainless steel protectors at both ends and is coated with a durable metallic film to guard against abrasion.

The 21700 is compatible with the following Nitecore chargers: UI1, UI2, UM2, UM4, UMS2 and UMS4.

Product Features

5 A maximum discharge current
High capacity 45000 mAh, 3.6 V and 18 Wh
Protection circuit built into positive terminal for outstanding damage resistance
Innovative anode design with high temperature resistance
Built-in overcharge, over discharge and short-circuit protection
Unique structural design for better impact resistance
Button top positive contact for greater versatility


Pack Information
Batteries per Pack: 1
Weight: 73 grams per battery
Details for Nitecore NL2140 21700 Protected Li-ion Battery
Battery Technology: Lithium-ion (Rechargeable)
Diameter: 21.6±0.3 mm
Length: 75.2±0.3 mm
Voltage: 3.6 V
Capacity: 5000 mAh
Watt-hour: 18 Wh
Maximum Discharge Current: 5 A

Important Safety Information

Lithium-ion batteries should never be left charging unattended under any circumstances. The user must have knowledge of how to charge and discharge Li-ion batteries before using them - for more information please click here. Always use a charger that is designed to recharge the particular lithium-ion cell that you wish to recharge. Never use a DC adaptor to charge Li-ion batteries. We are NOT responsible for any damage that is caused by the misuse of lithium-ion batteries. We recommend charging any lithium-ion cell on a metal surface or other non-flammable surface.


Packaging and Contents

Supplied in retail packaging and contains:
Nitecore 21700 3.6 V, 5000 mAh rechargeable lithium-ion protected battery x 1

Nitecore UI1 Single Bay Li-ion Battery Charger

Nitecore UI1 Single Bay Li-ion Battery Charger

Charges Li-ion/IMR batteries

3 in stock

The Nitecore UI1 is a lithium-ion and IMR battery charger with a single charging bay.

[More details]
£11.45Add to Basket

Nitecore UI2 Dual Bay Li-ion Battery Charger

Nitecore UI2 Dual Bay Li-ion Battery Charger

Charges Li-ion/IMR batteries

5 in stock

The Nitecore UI2 is a lithium-ion and IMR battery charger with a two independent charging bays.

[More details]
£17.45Add to Basket

Nitecore UMS2 Dual Bay USB Li-ion/NiMH Battery Charger

Nitecore UMS2 Dual Bay USB Li-ion/NiMH Battery Charger

Capable of independently charging two Li-ion/IMR/LiFePO4 batteries or two NiMH/Ni-Cd battries.

3 in stock

This Nitecore UMS2 is a speedy charger that is cable of 3 A maximum output in a single slot with one battery charging or 2 A maximum output per slot with two batteries charging when using a QC 2.0 input (Quick Charge).

[More details]
£29.95Add to Basket

Nitecore UMS4 Four Bay USB Li-ion/NiMh Battery Charger

Nitecore UMS4 Four Bay USB Li-ion/NiMh Battery Charger

Capable of independently charging four Li-ion/IMR/LiFePO4 batteries or two NiMH/Ni-Cd battries.

5 in stock

This Nitecore UMS4 is a speedy charger that is cable of 3 A maximum output in a single slot with one battery charging, 2 A maximum output per slot with two batteries charging or 1 A maximum output per slot with four batteries charging when using a QC 2.0 input (Quick Charge).

[More details]
£38.95Add to Basket

Nitecore MH10S Rechargeable LED Torch

Nitecore MH10S Rechargeable LED Torch

1800 lumens output

6 in stock

Nitecore 4000 mAh 21700 lithium-ion battery included

The Nitecore MH10S is the big brother MH10 V2, still featuring a 21700 lithium-ion battery, yet in a more compact body. A Luminus SST-40-W LED provides a higher output of 1800 lumens with a longer beam range of up to 294 metres.

[More details]
£81.95Add to Basket

Nitecore MH12S Rechargeable LED Torch

Nitecore MH12S Rechargeable LED Torch

1800 lumens output

4 in stock

Nitecore 5000 mAh 21700 lithium-ion battery included

The Nitecore MH12S is the big brother MH12 V2, still featuring a 21700 lithium-ion battery, yet in a more compact body. A Luminus SST-40-W LED provides a higher output of 1800 lumens with a longer beam range of up to 294 metres.

[More details]
£94.95Add to Basket

Nitecore MH25S Rechargeable LED Torch

Nitecore MH25S Rechargeable LED Torch

1800 lumens output

4 in stock

Nitecore 5000 mAh 21700 lithium-ion battery included

The Nitecore MH25S is the big brother MH12S, still featuring a 21700 lithium-ion battery and a Luminus SST-40-W LED with an output of 1800 lumens, but with a bigger head to provide a longer longer beam range of up to 504 metres.

[More details]
£111.95Add to Basket

Nitecore MH10 V2 Rechargeable LED Torch

Nitecore MH10 V2 Rechargeable LED Torch

1200 lumens output

3 in stock

Nitecore 4000 mAh 21700 lithium-ion battery included

The Nitecore MH10 V2 is the second torch in the MH Series range to feature the next generation 21700 lithium-ion battery, with an updated higher output of 1200 lumens from a Cree XP-L2 V6 LED and the ability to charge the battery inside the torch, using USB Type C for faster charging.

[More details]
£71.95Add to Basket

Nitecore MH12 V2 Rechargeable LED Torch

Nitecore MH12 V2 Rechargeable LED Torch

1200 lumens output

2 in stock

Nitecore 5000 mAh 21700 lithium-ion battery included

The Nitecore MH12 V2 is the first torch in the MH Series range to feature the next generation 21700 lithium-ion battery, with an updated higher output of 1200 lumens from a Cree XP-L2 V6 LED and the ability to charge the battery inside the torch, using USB Type C for faster charging.

[More details]
£79.95Add to Basket

Nitecore New P12 LED Torch

Nitecore New P12 LED Torch

1200 Lumens Output

2 in stock

Please note that this torch does not come supplied with batteries

The Nitecore New P12 is the next generation 21700 tactical torch, now powered by a 21700 lithium-ion battery yet still retaining the compact size with the 25.4 mm barrel diameter. It utilises a Cree XP-L HD V6 LED for a maximum output of 1200 lumens and a beam range of 238 metres on the high setting.

[More details]
£75.95Add to Basket

Nitecore New P30 LED Torch

Nitecore New P30 LED Torch

1000 Lumens Output

4 in stock

Nitecore 21700 USB-C rechargeable lithium-ion battery included

The Nitecore New P30 is the next generation 21700 searching and hunting torch, now powered by a 21700 lithium-ion battery yet still retaining the compact size with the 25.4 mm barrel diameter. It utilises a Cree XP-L HI V3 LED for a maximum output of 1000 lumens and a beam range of 618 metres on the high setting.

[More details]
£79.95Add to Basket

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