About Us

Custom Power Is A Leading Battery Pack Manufacturer

With over 30 year’s of experience in manufacturing battery packs, Custom Power is a leading UK battery pack manufacturer providing power technology solutions for critical industrial applications. We supply custom built battery packs and battery technology for use in some of the harshest and most demanding environments.

Operating from modern facilities in Crewkerne, Somerset, and Fountain Valley, California, we have almost 60,000 sq ft of manufacturing, distribution and office space dedicated solely to battery pack development and assembly.

We offer sound technical advice through all aspects of the product life and will guide you through the process of designing chargeable and non rechargeable Lithium battery packs, approvals and disposal. We work closely with our customers to develop safe solutions designed specifically for their requirements, including battery protection circuits, safety devices and energy gauges.

Our partnerships with world class battery manufacturers and component suppliers provides us with access to the best technologies available. With vast experience and a strong heritage we are regarded as a leading supplier of custom built Lithium battery packs in the UK and across the globe.

We understand that successful co-operation is key to establishing long standing business relationships. With this in mind, our dedicated in-house team design, build and supply you the most advanced range of components and systems supported with the reassurance of first class quality standards.

Take back information

As a producer of industrial batteries under the Waste Batteries and Accumulators Regulations 2009, Steatite Ltd produce battery packs using the following chemistry types:

  • Lithium Thionyl Chloride
  • Lithium-Ion
  • Lithium Polymer
  • Nickel Metal Hydride
  • Nickel Cadmium
  • Lead Acid
  • Alkaline


We are obliged to take back free of charge, waste industrial batteries supplied to an end user for treatment and recycling. We are required to do this in any calendar year we place new industrial batteries on the market.

If any of our customers or in certain cases other end users, require us to take back Industrial batteries, they should contact us at:


01460 980100

Custom Power
Unit 17 Northern Way
Cropmead Industrial Estate
TA18 7HJ

We will agree the necessary arrangements for the return, proper treatment and recycling of the waste industrial batteries.

Our take back form can be found here.

Our battery producer registration number is BPRN01202.

Speak To A Specialist About Your Custom Battery Pack Requirements


+44 (0) 1460 980 100