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Official distributor of Johnson Electric, including Microswitches, limit switches, proximity and safety switches and more
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Over 40 Years Experience
E. Preston Electrical

Johnson Electric Official Distributor

Johnson Electric Components

Microswitches (including the Saia and Burgess brands), limit switches, proximity and safety switches, ultraminiature switches, pushbuttons, snap action, door and key switches, Solenoids (LEDEX), Motors, and flat flexible cable (Parlex)

About Johnson Electric

One of the world’s largest providers of motion subsystems and motion components for automotive and industrial applications. The company manufactures three main groups of products — the Automotive Products Group, the Industry Products Group and the Components & Services group. Amongst this huge product offering is a comprehensive line of switches.

With its headquarters in Hong Kong, Johnson Electric employs around 45,000 in 20 different countries. They have engineering centres in Hong Kong, Germany, Switzerland, Italy, Japan, China, Israel, Hungary, the USA and here in the UK.

Buy Johnson Electric products from E. Preston

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

Featured Products

Manufacturers

News

December 5, 2025

Finder 7S Series Modular Relays with Forcibly Guided Contacts 6-10A

7S Series Modular Relays with Forcibly Guided Contacts 6-10A

Finder 7S

The 7S Series consists of relays with forcibly guided contacts for SIL 2/SIL 3 safety applications, include the following features (according to Type)

Functions & Features:

  • For safety applications, with class A forcibly guided
    contact relays (EN 50205)
  • 2 pole (1NO + 1 NC), 4 pole (2 NO + 2 NC and 3 NO + 1 NC)
    or 6 pole (4 NO + 2 NC)
  • 35 mm rail (EN 60715) mount, 22.5 mm wide
  • Available version for railway applications

Applications:

  • Hoists and Cranes
  • Carousel Warehouses
  • Escalators
  • Elevators and Lifts
  • Automatic Car-Washes
  • Chemical and Petrochemicals
  • Process Industry

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

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

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December 4, 2025

Crouzet Industrial Monitoring Relays

Image

Choose Crouzet for superior performance and compliance with industry standards.

Crouzet Monitor1

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:

Crouzet Monitor3
Crouzet Monitor2

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

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

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