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Official distributor of Tranilamp electrical components, including encapsulated transformer lamps, DC mains lamps, flashing lamps and more
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Over 40 Years Experience
E. Preston Electrical

Tranilamp Official Distributor

Tranilamp Electrical Components

Encapsulated transformer lamps, DC mains lamps, flashing lamps, solid state flashers, LED clusters, variable colour lamps and “push to test” buttons.

About Tranilamp Electrical

Tranilamp was founded in 1963 as a manufacturer of control panel transformer lamps. Today the transformer lamp remains a major product of the company, but the range has been extended to include many other kinds of indicator lamps, LED clusters bulbs, pushbutton switches, rotary switches and transformers.

Tranilamp products are used by several well-known businesses and organisations including the Bank of England, NEC, Buckingham Palace, Heathrow Airport and the O2 Arena.

Buy Tranilamp transformer & electrical products from E. Preston

E. Preston Electrical Ltd is an official distributor for Tranilamp electrical products, we have thousands of components available.
If you have a specific question, please
to speak to a representative.

Featured Products

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December 4, 2025

Crouzet Industrial Monitoring Relays

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Choose Crouzet for superior performance and compliance with industry standards.

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Ensure the safety, efficiency, and reliability of your industrial and commercial installations with Crouzet Monitoring Relays. Protect AC motors, HVAC systems, pumps, conveyors, and more by continuously monitoring phase, voltage, current, and level. Prevent costly downtime and equipment damage with our versatile three-phase and single-phase options.

Feature & Benefits:

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Enquiry Form: https://www.epreston.co.uk/contact/

Home Page: https://www.epreston.co.uk/epblog/

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November 21, 2025

Bulgin Power Entry Modules

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With over 26,000 combinations Bulgin’s mains power entry modules offer a very adaptable and flexible solution to panel design. Power entry modules allow combinations of mains inlets and outlets, filtered inlets, switches, fuseholders, voltage selectors and indicators mounted in either horizontal or vertical format bezels ready for quick snap-fit assembly.

The compact design occupies the minimum of panel area and a single rectangular mounting hole, offering easy installation for this mains power entry module.

Our range offers a flange fixing alternative for designers who prefer the security of screw fixing. All types and variations are available through Bulgin’s extensive distribution network.

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Enquiry Form: https://www.epreston.co.uk/contact/

Home Page: https://www.epreston.co.uk/epblog/

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