



Resistors - From Watts to Mega Watts.
UK’s No. 1 resistors technology company, Electrohm Ltd is the fastest growing high power resistors manufacturing company in this sector, offering the widest range of resistors manufactured under one roof.
Our resistors are utilised globally, and we have customers from Europe, USA, Middle East and Asia.
Quality resistors is what we at Electrohm Ltd are committed to produce, operating a total quality management system,
accredited to BS EN ISO 9001:2000. We also hold a third party certification
from our major customers for our quality management system.
Electrohm Ltd was established in 1988 as a privately owned firm, in response to a gap in the sector where specialist knowledge was required for application designs for high power resistors systems. Due to the high quality of resistors, Electrohm has maintained it's commitment to the high quality of its resistors and has been gradually growing since and has been successful, based upon long term customer support through excellent service and innovative products (resistors).
Our mission statements
We are committed to building on our success by meeting and anticipating our customer needs with flexibility, reliability and efficiency.
The quality of our high power resistors is core to our business and our road to expansion as we develop further business relationships.
Resistors - our business definition
We are the market leader in the field of high power resistors technology. Specialist experience of heavy industrial applications and the ability to respond to the customer’s requirements rapidly.
Call: +44 (0)1639 844 454
Email: sales@electrohm.co.uk
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Standard loose elements from 20 Watts wire wound to 6 KWatts HD Type edge-coil resistors.
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Standard enclosed high power resistors unit from 100 Watts to 10 KWatts.
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Custom built resistors units to exact requirements from Watts to Mega Watts.
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A comprehensive data base of previous resistor designs which enable us to provide high power resistors units at very reasonable cost.
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Resistors - expertise in designing for applications such as Motor Starting & Speed Control, Dynamic Braking, HV Neutral Earthing, Railway Traction, Generator, UPS & Battery Load Tests, Appliance Testing, Filter & Snubber high power resistors, and many more.
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Repair or replacement of obsolete resistors .
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24 Hrs supply available under emergency breakdown service.
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Customer focused with high level of attention to all orders, small or large.
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Please browse the Site for more information about our quality high power resistors and services.

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Resistors Edge-coil E type from 20 to 100 Amps
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Resistors Edge-coil HD type from 6 to 10 KW
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Resistors - Flat mica high power
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Resistors - Zdex grid high power banks
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Resistors - Replacement obsolete
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Resistors - Barmet banks
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Motorised potentiometers & rheostats
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“Manufactured well over 360 Compressor Ballast Resistors in a period of 3 months. Custom designed to fit into a very confined space.”
- London Underground
“Supplied portable load bank for DC circuit tests.”
- Eurostar
“Resistors unit with protection cover for crane/hoist application. An all weather stainless steel composite crane resistors.”
- Container Terminal, Hong Kong Port Authority
“A fully automatic 630KW, 400V load bank for testing and providing base load for a standby generator. Designed in modules to be transported through the lift and assembled on a roof of a sky scraper in Canary Wharf - London.”
- Transcon Global Industires, Ireland (for Teleglobe)