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Official distributor of Crydom electrical components, including solid state relays (din rails, pcb and panel mount), auxiliary modules, I/O modules.
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Over 40 Years Experience
E. Preston Electrical

Crydom Official Distributor

Crydom Electrical Components

Solid state relays (din rails, pcb and panel mount), auxiliary modules, I/O modules.

About Crydom

Crydom is a world leader in solid state relays, offering thousands of off-the-shelf items as well as custom-designed solid state relays and related products. With over 40 years of experience in the industry, they are the supplier of choice for several major manufactures.

The majority of Crydom products are approved by UL, CSA, VDE and TUV as well as the CE mark — signifying conformance with European directives.

Buy Crydom electrical products from E. Preston

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

Featured Products

Manufacturers

News

July 9, 2026

Wieland Series SELOS WTN + SELOS WTPN

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Modern control cabinet solutions are no longer created from individual components, but from integrated systems that seamlessly combine planning, wiring, and labeling.

This is exactly where the selos system comes in: a modular, perfectly coordinated overall concept consisting of terminal blocks, digital planning tools, professional labeling, and services. Developed to make your processes easier, faster, and safer.

Wieland WTN + WTPN

Safe Wiring
With our selos WTPN terminal blocks with push-in connection, you can wire quickly, safely and completely without tools. For maximum flexibility, the selos WTN series with screw connection is also available - ideal for a wide range of applications and proven technology.

Your Advantages:

  • Tool-free quick wiring or proven screw technology
  • Extensive range of accessories for all variants
  • Space-saving design, high contact quality, and excellent vibration resistance
  • Faster installation processes
Wieland WTN

The SELOS WTN Din Rail Terminal Blocks with Screw Connection provides a reliable connection, solid and functional, known worldwide, and in use millions of times over.

The selos series combines the classic screw connection with modern connection technology, with the focus on customer benefits and increased efficiency in wiring and the supply chain.

  • Includes feed-through and ground blocks with 2, 3 or 4 termination points
  • Multi-tier blocks in two and three tier designs
  • Knife-edge disconnect blocks and fuse blocks
  • Specialty function blocks are available with a wide variety of diode circuits
  • Diverse application-specific terminals, such as transformer disconnect terminals
  • Smaller size – Uniform design – Fewer accessories
  • Rated cross-section 1.5mm2 to 240mm2
Wieland WTPN

The SELOS WTPN Din Rail Terminal Block with
Push-In Connection
terminates wires easily,
directly and without tools.

With an effective global concept, compact design
and high-performance contact technology, selos WTPN
minimizes the installation time and reduces inventory
costs to a minimum.

  • Includes Feed-through and ground blocks with 2, 3 or 4 termination point
  • Multi-tier blocks in two and three tier designs
  • Knife-edge disconnect blocks in one and two tier designs and fuse blocks
  • Specialty function blocks are available with application specific diode circuits

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

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

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July 7, 2026

Finder Solid State Relays

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Finder SSR Series 34, 38, 39, 41, 77

Finder Solid State Relays (SSRs) are silent, high-speed electronic switches that use semiconductor components rather than mechanical contacts to control electrical loads. They offer exceptional reliability, a longer lifespan, and are ideal for frequent switching, industrial automation, and HVAC systems.

Finder offers several SSR product lines tailored to various mounting types, current loads, and voltage requirements:

Finder SSRs

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

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

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