Decoduct EDF252 3x6 GI Box – Brass with Washer Terminal
The Decoduct EDF252 3x6 GI Box (Brass with Washer Terminal) is a flush-mounted galvanized steel back box designed to securely house double-gang electrical switches, sockets, and wiring connections behind faceplates. Its larger 3x6 footprint accommodates a greater number of cables and electrical components than a standard 3x3 box, making it ideal for busier wiring points. Manufactured to BS 4662:1970 from high-quality galvanized steel, it offers excellent durability and corrosion resistance, fitted with a reliable brass terminal for secure earth connections.
Why You'll Love It
- Spacious 3x6 Size – Accommodates a larger number of cables and electrical components than a standard single-gang box, ideal for double switches and sockets.
- Durable Galvanized Steel Construction – High-quality GI steel provides excellent corrosion resistance and long-term structural integrity.
- Brass Terminal with Washer – Ensures a secure, reliable earth/ground connection point within the box.
- Adjustable Lug – One fixed and one adjustable lug allow for correction of out-of-square wall alignment during installation.
- Ample Knockouts – 10 x 20mm and 4 x 25mm knockouts provide flexible, easy cable entry from multiple conduit sizes and directions.
- BS 4662:1970 Compliant – Manufactured to the recognized British Standard for flush-mounted electrical boxes.
Key Specifications
| Feature | Detail |
|---|---|
| Brand | Decoduct |
| Part Number | EDF252 |
| Product Type | 3x6 GI Box (Flush-Mounted Back Box) |
| Size | 3 x 6 inch |
| Dimensions | 132 x 72 x 35 mm |
| Thickness | 0.9mm |
| Terminal | Brass, with washer |
| Material | Galvanized steel (GI) |
| Standard | BS 4662:1970 |
| Lugs | One fixed, one adjustable (fixing centres 120.6mm) |
| Conduit Entries | 10 x 20mm and 4 x 25mm knockouts |
| Application | Flush-mounted double switches/sockets & general wiring |
Perfect For
Housing double-gang switches, sockets, and wiring connections behind faceplates in residential and commercial flush-mounted electrical installations requiring extra space.
Installation Note
Mount flush within the wall cavity using the adjustable lug for correct alignment, then connect earth wiring to the brass terminal. Installation should be carried out by a licensed/qualified electrician in accordance with local electrical codes.
Highlights (short bullet block)
- ✅ 3x6 GI back box with brass washer terminal
- ✅ Spacious — ideal for double-gang fittings
- ✅ 10 x 20mm & 4 x 25mm knockouts for flexible entry
- ✅ BS 4662:1970 compliant
- ✅ Genuine Decoduct — Part Number EDF252