A reliable 12‑way junction box designed for domestic heating circuits and general low‑current applications. Rated for 250 V AC and up to 10 A per terminal, this Tower‑branded wiring centre offers a tidy, safe solution for connecting thermostats, pumps, and other heating controls.
Key features
- 12 double‑screw terminals – each capable of handling 10 A, perfect for multi‑point heating layouts.
- Maximum working voltage: 250 V AC, compliant with UK standard BS 6220:1983.
- Robust cable entry: 24‑way entry slots with built‑in cable restraints keep wires secure and organized.
- Compact dimensions: approx. 147 mm × 98 mm × 24 mm, fitting easily into most boiler rooms or control panels.
- Versatile use: Ideal for connecting heating controls, zone valves, circulators, or any low‑voltage circuit up to 1.5 mm² wire size.
The box pairs smoothly with Tower’s multi‑core flex cables, simplifying installation and reducing wiring clutter. Whether you’re upgrading an existing boiler system or fitting a new central heating network, this junction box delivers the durability and compliance you need—without the hassle.
Keywords: 12‑way junction box, heating system wiring centre, 250V AC junction box, Tower junction box, BS6220 compliant, 10A terminals.





Reviews
There are no reviews yet.