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We stock thousands of circuit protection products for a broad range of applications from quality brands such as ABB, Bulgin, Bussman, E-T-A, Littelfuse, Schaffner and Schurter
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Over 40 Years Experience
E. Preston Electrical

Circuit Protection

What is a Circuit Protection device?

A circuit protection device is a fail-safe device that originates a disruption in an electrical circuit when it recognizes an excess and unsafe power load in a circuit. The main aims of circuit protection are to localise and isolate the situation or fault and avert and minimize any unnecessary power loss.

What Do We Supply?

We have broad selection of circuit protection devices, including:
Circuit breakers
Thermal circuit breakers
Thermal-magnetic circuit breakers
Magnetic circuit breakers
Hydraulic-magnetic circuit breakers
Fuses
LV fuse links
LV fusegear

Why Choose E. Preston?

Established in 1980, we offer customer service that is second to none. This is one primary factor behind the growth in business we have experienced over the past forty two years. We have expert knowledgeable staff who are always on hand to answer any technical questions you might have about our products – they are just a phone call away.

The second main reason behind the company’s growth is the sheer depth in our products. We stock, or have access to, thousands of circuit protection products for a broad range of applications. The quality brands that we deal with include ABB, Bulgin, Bussman, E-T-A, Littelfuse, Schaffner and Schurter. You don’t have to search anywhere else for your needs.

In addition, we will do our very best to make sure that you receive your order next day, as long as you order in time, and if required, and we can offer flexible payment terms.
to place an order or speak to our technical team about circuit protection devices.

Featured Products

Manufacturers

News

January 29, 2026

E-T-A Solid State Remote Power Controllers

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Solid state remote power controllers are used for reliable protection, switching and monitoring of DC 24 V circuits and loads in the steel industry, automation and chemical industry.

SSRPCs are suitable for reliable switching, protecting and monitoring of resistive and inductive loads. The offer a range of functions including overload and short circuit protection as well as wire break detection, they help to avoid consequential damage or system downtimes, thereby reducing costs.

ETA Controllers Pic1
ETA Controllers Pic2

Applications:

  • Factory Automation & Machinery: Used for switching and protecting DC 24V circuits, particularly in steel, chemical production, and machinery control, adhering to safety standards like EN 60204.
  • Commercial Vehicles & Transportation: Ideal for buses, trucks, construction machinery, and agricultural vehicles to replace mechanical relays for increased longevity.
  • Industrial Control & Process Control: Used for controlling solenoids, magnetic brakes, and clutches.
  • Power Distribution: Employed in intelligent power distribution systems (e.g., ControlPlex®).
  • Medical & Equipment Technology: Utilized in professional tools and commercial kitchen appliances.

Benefits:

  • Diagnostic Capabilities: Features built-in monitoring for wire breaks, overload, and short circuits.
  • Reduced Downtime: Eliminates mechanical wear, improving system reliability.
  • Reduced Wiring: Minimizes wiring efforts in complex control cabinets.

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

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

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January 28, 2026

Wieland Metalynx² Structured Installation Connector

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Designed to Improve Efficiency in the Construction Industry

Wieland Metalynx

Metalynx² is designed to fulfil the needs
of all building installations according to
British Standard, IEC and UL/CSA.

A comprehensive range of products offer
fast and failsafe installation using a
unique coding system for power distribution,
HVAC, Underfloor and complete integration
to lighting controlsusing DALI, KNX or LON
based systems.

The system offers cost and program savings
with maximum flexibility for the future,
this makes the Metalynx² system ideal for
many applications.

Future-Proof & Time Saving

  • With Metalynx², flexibility in project design can be easily achieved.
  • Compared to conventional methods, cost savings are achieved.
  • Considerable time savings are achieved in installation and program times.
  • The system is future-proof and allows changes and reconfigurations as required.
  • The structured and pre-tested system guarantees you cost security in your projects.
  • Environmentally friendly and without waste on site - we deliver what is needed.
  • Metalynx² meets all relevant European IEC and British standards.
  • All products are factory tested and manufactured to the highest standards (risk reduction).
  • Wieland is the market leader with OEM connectivity in building services engineering.
Wieland Metalynx Video
Wieland Metalynx Data

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

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

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