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The UK's No.1 Source for 18650 and 21700 Lithium Ion Batteries

Why Choose Nu Battery for all your lithium ion battery needs?

Discover the Widest Range of Lithium Ion Batteries, in the UK.

At Nu Battery Ltd, we take pride in offering an extensive collection of lithium ion batteries tailored to meet your diverse needs. Our selection includes popular battery sizes like 18650, 21700, and 26650, ensuring that you find the perfect fit for your devices.

Variety of Connection Types

Our lithium ion batteries come with three convenient connection options: Flat Top, Button Top (unprotected), and "with Tabs." These choices provide you with the flexibility to match your battery requirements accurately.


Simplify Electronics Repair

Say goodbye to complicated electronics repairs! Our batteries can be equipped with "Tabs," making the process of repairing your devices a breeze. These Tabs eliminate the need for a spot welder to safely attach wires to cells, saving you time and effort.

Protected Button Top Batteries

Explore our range of Protected Button Top Batteries, an excellent choice for torches and other devices. These batteries combine reliability and performance, ensuring your devices stay powered when you need them the most.


Shop with Confidence

Browse our user-friendly categories below to find the perfect battery for your needs. If you're uncertain about your choice, don't hesitate to get in touch with us. Our team is here to assist you in making an informed decision.


Fast UK Shipping

Enjoy the convenience of fast shipping from our UK stock. We process orders daily, Monday through Friday, up to 3pm. This means you can count on receiving your batteries promptly and efficiently.


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