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.
Read more
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 – Green
£4.71
The WTB5-GN is a 5 way 100A terminal block in green, designed for earth and bonding connections in residential, commercial, and small industrial installations. With a rating of 100A and capacity for 2.5 mm² to 35 mm² conductors, it provides a safe, tamper-resistant way to...
5 Way 100A Terminal Block – Blue
£4.71
The WTB5-BL is a 5 way 100A terminal block in blue, designed for neutral connections in single-phase and three-phase systems. Rated at 100A and suitable for conductors from 2.5 mm² to 35 mm², it provides a safe and tamper-resistant solution for splitting meter tails, feeding...
5 Way 100A Terminal Block – Brown
£4.71
The WTB5-BR is a 5 way 100A terminal block in brown, typically used to identify live connections in single-phase and three-phase systems. Designed for safe, neat, and secure electrical terminations, it accepts cables from 2.5 mm² to 35 mm², making it ideal for splitting meter...
5 Way 100A Terminal Block – Black
£4.71
WTB5-BK is a 5 way 100A single pole terminal block in black, designed to accommodate conductors from 2.5 mm² to 35 mm². It provides a compact and secure solution for distributing multiple outgoing conductors in electrical installations where a robust terminal block is required. Like...
5 Way 100A Terminal Block – Pink
£4.71
The WTB5-PK is a 5 way 100A terminal block in pink, designed as an additional identifier for specialist installs. It offers the same robust design as the rest of the WTB5 range, with capacity for 2.5 mm² to 35 mm² conductors, making it ideal for...
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.