Knightsbridge GSK335D 3G 35mm Single Plus Double Galvanised Steel Box (5 Pack)

The Knightsbridge GSK335D 3G 35mm Single Plus Double Galvanised Steel Box is designed to mount one 1-gang and one 2-gang wiring accessory side by side, making it an ideal solution for a wide range of domestic, commercial and industrial electrical installations. Manufactured from durable 1mm galvanised steel, it offers excellent strength, corrosion resistance and long-lasting reliability.

Featuring a 35mm depth, this metal back box provides generous space for wiring and modern electrical accessories. It includes four fixed mounting lugs for secure installation, integrated earth terminals for improved safety, and multiple 20mm knockouts to allow flexible cable entry. Manufactured to EN 60670, this pack of five is supplied in shrink-wrapped Knightsbridge trays, making it ideal for professional electricians and trade use.

Key Features

• Pack of 5 galvanised steel single plus double back boxes.
• Designed to mount one 1-gang and one 2-gang wiring accessory side by side.
• 35mm depth provides ample space for wiring and deeper accessories.
• Manufactured from durable 1mm galvanised steel (±1% tolerance).
• Four fixed mounting lugs for secure installation.
• Integrated earth terminals for safe electrical installations.
• 20mm knockouts for flexible cable entry.
• Manufactured in accordance with EN 60670.
• Supplied bulk packed in shrink-wrapped Knightsbridge trays.

Important Information

• Suitable for use with 86 × 86mm 1 Gang and 86 × 146mm 2 Gang wiring accessories.
• Please check the dimensions of your electrical accessories before installation.
• Note: This product is supplied as part of a multipack and individual boxes are not separately barcoded.

Specifications

• Brand: Knightsbridge
• Model: GSK335D
• Product Type: Single Plus Double Galvanised Steel Back Box
• Configuration: 1 Gang + 2 Gang
• Depth: 35mm
• Material: Galvanised Steel
• Steel Thickness: 1mm (±1% tolerance)
• Mounting Lugs: 4 Fixed
• Earth Terminals: Yes
• Knockouts: 20mm
• Compatible Accessories: 86 × 86mm 1 Gang and 86 × 146mm 2 Gang Plates
• Standard: EN 60670
• Pack Quantity: 5

Data Sheet

Download the Knightsbridge GSK335D Data Sheet