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We have stock of numerous terminals and terminal blocks, manufactured by Hylec, Entrelec/TE and Wieland
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E. Preston Electrical

Terminals and Terminal Blocks

What are Terminals and Terminal blocks?

SNK Terminals are a type of industrial control terminal that is used in industrial automation, process control, and other applications. These terminals are designed to provide a secure and reliable connection between the user and the machine. They are typically used to control machinery, monitor production processes, and manage data. SNK Terminals are available in a wide range of sizes and configurations, allowing them to be used for many different types of applications.

Modular terminals are components that can be used to connect two or more devices together in a network. They are typically used to connect computers, servers, routers, switches, and other network devices. Modular terminals are often referred to as RJ-45 connectors because they use an 8-pin RJ-45 connector.

A terminal block is a type of electrical connector used to connect two or more wires together. It typically consists of a metal or plastic housing containing multiple terminals, which are the points at which the wires are connected. Terminal blocks are commonly used in industrial and commercial applications to provide a secure connection between electrical circuits.

What Do We Supply?

We supply a great range of terminals and terminal blocks, including:
SNK Terminals
Modular Terminals
Pillar Terminal blocks
Fused Terminal blocks

Why Choose E. Preston?

Since our inception in 1980, our business focus has been on providing two things: a reputation for outstanding customer service, and an unbeatable range and stock of electrical and electronic components.

We feel we have achieved that at E Preston, and that probably explains our company growth over the years. We do not want to become complacent though, and we always work hard to exceed customers expectations when they deal with us, if we can.

Our service is unashamedly a little old fashioned, ensuring we follow up on promises to customers, and phoning back when we said we were going to. We also do our best to ensure the customer receives their order next day. You can also talk to us about flexible payment terms, if needed.

We have stock of numerous terminals and terminal blocks, manufactured by Hylec, Entrelec/TE and Wieland.

Please contact us if you need technical assistance about them or any of our products – our team of expert operatives will be happy to help.
whether you want to place an order for terminals or terminal blocks or to get assistance. We look forward to hearing from you!

Featured Products

Manufacturers

News

April 7, 2026

E-T-A Timer Relays

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Timer relays are especially suitable for the use in passenger cars, trucks, buses as well as construction machinery and emergency vehicles. They control pumps, valves or motors, which are meant to overtravel or stay open for a defined period of time. They equally control the co-ordinated, sequential switch-on of loads to avoid load peaks (e.g. with fans).

E-T-A timer relays are available for DC 12 V and DC 24 V applications and are suitable for standard automotive relay sockets to ISO 7588.

ETA Timer Relay Pic

Key Features:

  • Functions: Provide ON delay, OFF delay, and interval timing, allowing for flexible, programmable operation.
  • Technical Design: Features include solid-state reliability
  • Installation: Designed to fit standard automotive relay sockets to ISO 7588, facilitating easy replacement.

Key Benefits:

  • Load Management: Enables sequential switching to avoid power peaks and protects batteries.
  • Durability: Engineered for harsh conditions with robust construction.
  • Customization: Offers flexible, programmable parameters for specific vehicle needs.

Applications:

  • Buses
  • Trucks
  • Construction Machinery
  • Specialized Vehicles
  • Protecting Circuits and Controlling Devices that need to run for a specific duration

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

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

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March 27, 2026

Schurter 4792: Outlet 16A for Flexible Wiring

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4792 Pic

4792 – Outlet 16A for Flexible Wiring

  • Mechanically Robust Design
  • Available in Three Colors: Black, White, Grey
  • 90° Rotated Terminals

When space is limited and wiring must be efficient, every detail counts. The new Schurter 4792 outlet type J offers an intelligent solution: horizontally aligned connections, rotated 90° compared to standard designs. This variant facilitates wiring in power distribution units (PDUs).

The 4792 outlet combines space-saving design with easy installation. The snap-in mounting system for wall thicknesses from 0.8 to 3.0 mm (standard: 1.2 and 1.5 mm; variants on request) enables quick and secure installation.

Available in black, white, or gray, the 4792 outlet offers greater design freedom for a variety of applications. With several connection options (standard: QC 6.3 mm; QC 4.8 mm, solder or PCB connections available on request), it offers various wiring possibilities. Certified according to VDE, UL, and CCC, the 16 A outlet guarantees worldwide conformity and safety.

The new 4792 outlet with a rated current of 16 A is suitable for use as a component in power distribution units (PDUs), which are used in particular in data centers, but also for other applications such as industry, IoT, and IT/telecommunications.

4792 Apps

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

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

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