2-Gang Galvanised Steel Knockout Back Box 47mm

£0.70 £0.84 Inc VAT

Extra Deep Flush Mounting Electrical Back Box: Heavy-duty 2-gang 47mm galvanised steel knockout back box designed for high-current accessories, cooker control units, and deep grid modules. Features 20mm knockouts and an adjustable lug. In stock at EWS Flint.

1000 in stock

Estimated Standard Delivery Sep 2, 2026 - Sep 3, 2026

Description

Designed for flush wall installation, this 47mm extra-deep 2-gang galvanised steel back box offers maximum internal volume for complex double faceplate applications. The extra depth provides essential clearance for housing cooker control units, dual RCD sockets, multi-gang grid module plates, and installations with large cable cross-sections or heavy ring-main looping.

Pressed from high-grade steel with a protective zinc finish, it delivers maximum structural durability and long-term corrosion resistance. The box features multiple 20mm cable knockouts on the sides and rear for versatile conduit and cable routing.

Ideal for demanding domestic, commercial, and industrial electrical installations in solid plaster or masonry walls.

Stock Availability & Trade Counter: In stock for fast delivery or trade counter collection at Unit 5, Heinzel Park, Flint CH6 5EX. Call 01352 733200 or email sales@electricalwholesalesupplies.co.uk.

Key Features & Benefits

  • 47mm Maximum Depth: Accommodates deep 45A cooker units, dual RCD sockets, grid systems, and bulky wiring loops.

  • Galvanised Steel Construction: Provides structural strength and indoor rust resistance.

  • Multiple Cable Knockouts: 20mm knockouts on all sides and base for quick cabling entry.

  • Adjustable Lug: Simplifies faceplate alignment and leveling during fitting.

  • Integrated Earth Terminal: Includes brass earth rivet for secure circuit protective conductor bonding.

Specifications

Feature Specification
SKU / Part Code 247
Gangs 2-Gang (Double)
Depth 47mm
Material Galvanised Steel
Knockout Sizes 20mm Knockouts
Mounting Type Flush Wall Mounting
Standards BS 4662 Compliant

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