6242Y Twin and Earth Cable 16mm² | Grey Outer Sheath (10m, 25m, Coils & 50m, 100m Drums)

Price range: £53.50 through £445.00

Our 16mm² Twin and Earth Cable (6242Y) is one of the highest capacity flat, PVC-sheathed surface-wiring cables available in the UK electrical trade.

It is the definitive choice for routing main power feeds from primary meter positions to remote multi-way consumer units.

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

Description

This 16mm² cable is BASEC Approved and manufactured in rigorous compliance with BS 6004, ensuring complete alignment with the IET Wiring Regulations (BS 7671) and UK Building Regulations.

The internal layout features copper-brown (Live) and blue (Neutral) cores, alongside a robust 6 mm² stranded bare copper circuit protective conductor (CPC/Earth) running down the centre.

Tailored Pre-Cut Coils & Bulk Drums to Reduce On-Site Scrap

Given the high premium on heavy copper wiring, minimising installation scrap is vital for protecting your job margins. We supply this premium 16mm² sub-main cable in four versatile length options:

  • 10-Metre Coil: Perfect for quick meter-tail extensions, localised commercial links, or short internal sub-board connections.

  • 25-Metre Coil: The standard choice for running a fresh sub-main supply out to a detached double garage, home workshop, or annex.

  • 50-Metre Coil: Ideal for commercial, agricultural building feeds, and deep residential extensions.

Technical Specifications

Feature Details
Cable Type 6242Y Twin & Earth (Flat)
Conductor Size 16.0mm²
Earth Conductor Size (CPC) 6.0mm²
Core Configuration 2 Cores (Stranded Copper) + Stranded Bare Earth Core
Core Identification Brown (Live), Blue (Neutral)
Outer Sheath Colour Grey (PVC)
Specification Standard BS 6004 & BASEC Approved
Voltage Rating 300V / 500V
Current Rating (Clipped Direct) Approx. 76A (Subject to correction factors and exact thermal environment)

Additional information

Length

10mtrs, 25mtrs, 50mtrs, 100mtrs