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Showing Results For: Terminal Blocks

Terminal Blocks

Terminal blocks, also called connection terminals or terminal strips, are modular electrical connectors designed to secure two or more wires together between circuits. They usually feature insulated frames and a conducting strip, keeping connections substantially more secure and efficient. A terminal block allows quick and easy installation for screw-clamp, spring-clamp, and push-in termination connections in commercial, residential, and industrial applications. Most terminal connectors are generally secluded and mounted on DIN rails that permit the terminals’ expansion as indicated by the prerequisites. Additionally, terminal blocks are high-performance electrical connectors that facilitate electrical connections, terminate wire ends, distribute electrical power, and protect against overcurrent and short circuits. 

Popular Types of Terminal Blocks:

Terminal blocks come in various types, including:

  • Barrier Terminal Blocks – These have a plastic or insulating barrier between each connection point, providing electrical isolation between terminals. They are commonly used for applications where short-circuit prevention is critical.
  • Barrier Strips – Barrier strips are similar to barrier terminal blocks but are often used for high-density or high-current applications. They are commonly found in industrial settings.
  • DIN Rail-Mounted Terminal Blocks – These are designed to mount onto DIN rails–standard mounting rails used in industrial control panels and enclosures. DIN rail-mounted terminal blocks are often used in industrial automation and control systems.
  • Distribution Blocks – Distribution blocks split and distribute power or signals from a single source to multiple destinations. They come in various configurations to accommodate different wire sizes and numbers of connections.
  • Feed-Through Terminal Blocks – These allow wires to pass through the terminal block, making it easier to connect wires on both sides. They are commonly used in applications where daisy-chaining or passing through connections is necessary.
  • PCB (Printed Circuit Board) Terminal Blocks – PCB terminal blocks are designed for mounting on PCBs and are used to connect wires to a circuit board. They often have solder pins or screw terminals for wire connections.
  • Plug-In Terminal Blocks – These have connectors that allow quick and easy installation and removal of wires without requiring specialised tools. They are commonly used in applications where wires may need to be disconnected frequently.
  • Fuse Terminal Blocks – Fuse terminal blocks incorporate fuse holders or clips, protecting circuits by inserting fuses. 

Other terminal block types include:

  • Standard Terminal Blocks
  • Earth Terminal Blocks
  • Commoning Blocks
  • Panel-Mount Terminal Blocks 
  • Terminal Block Contacts.

Typical Applications of Terminal Blocks:

Terminal blocks offer easy panel or electrical enclosure fixing with DIN rail mounting and are widely used in settings where multiple connections are required. They provide a safe and organised way to connect wires and components in a circuit. Some typical applications of terminal connectors include:

  • Electrical Panels and Control Cabinets
  • Power Distribution
  • Industrial Automation
  • Telecommunications
  • Building Wiring
  • Renewable Energy Systems
  • Automotive and Transportation
  • Electronics and PCB Design
  • Test and Measurement Equipment
  • HVAC and Lighting Systems
  • Railway Infrastructure
  • Security Systems.
We offer free shipping for orders over £200 if delivery is in the UK. All other orders in the UK, shipping from £7.99 depending on the weight and measurement. Mainland Europe shipping charges start from £25. For all other countries shipping charges start from £50 for products like Terminal Blocks and all others.
You can email us directly at sales@enrgtech.co.uk or via our website for any queries regarding Terminal Blocks or any other product.
This depends on the Terminal Blocks individual product and information that can be found on our website.
Yes, we offer special discounts on orders above £200 for Terminal Blocks and all other products.
UK orders normally take between 2/3 working days. International orders normally take between 3/5 working days for all products including Terminal Blocks.
Yes. We keep updating our stock frequently and if a product like Terminal Blocks is not in stock then we will let you know.