Terminal Blocks & Electrical Connector Strips
Terminal blocks provide safe, organised terminations for electrical wiring in consumer units, distribution boards and control panels. Our range includes screw terminal blocks, DIN rail terminal blocks, three-phase terminal boards and high-current connector blocks – all UK stocked and ready for professional installation.
Suitable for domestic rewires, commercial board builds and industrial panel wiring, every product is clearly rated and compliant with relevant BS EN standards.
Quick overview: Terminal blocks (also known as connector strips or terminal boards) safely join multiple conductors while keeping installations compliant, secure and easy to maintain.
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Our range includes:
- Screw terminal blocks – general-purpose connector strips for residential and light commercial wiring
- DIN rail terminal blocks – clip-in modules for panels and distribution boards
- Three-phase terminal blocks – balanced phase distribution
- High-current blocks (up to 100A+) – suited for mains and sub-distribution
- Modular and pluggable terminal blocks – expandable panel solutions
All products are dispatched from our UK warehouse with fast delivery options available.
5 Way 100A Terminal Block – Grey
£4.71
The WTB5-GY is a 5 way 100A terminal block in grey, typically used for alternate phase identification in single-phase or three-phase systems. It provides a secure, tamper-resistant solution for splitting meter tails, connecting consumer units, or managing multiple outgoing circuits in residential and commercial installs....
Electrical Terminal Blocks for Professional Installers
Terminal blocks allow multiple conductors to be terminated securely within enclosures, panels and boards. Used widely in consumer units, industrial control panels and three-phase distribution, they help maintain organised wiring layouts and safe current handling.
Types of Terminal Blocks Available
- Screw terminal blocks – simple and reliable for lighting circuits and general wiring
- DIN rail terminal blocks – modular solutions for panel builds
- High-current and 100A blocks – designed for mains and submain connections. Popular option: 5-Way 100A Terminal Block
- Three-phase terminal blocks – distribute load across phases in commercial installs
- Plastic and insulated connector strips – compliant and clearly rated for safe terminations
Applications
- Consumer unit upgrades and rewires
- Commercial distribution boards
- Industrial control panels
- Sub-distribution and high-load terminations
Specification Considerations
- Current rating – match to supply and cable size
- Number of ways – choose based on circuit layout
- Mounting type – screw-fixed or DIN rail
- Single-phase vs three-phase – ensure compatibility with system design
Why Buy From Power & Data UK?
We supply BS EN compliant electrical terminal blocks with fast UK delivery and clear technical specifications. All items are trade-ready and backed by manufacturer warranties. See our delivery information and returns policy for full details.