Jun. 16, 2025
In residential wiring, nothing matters more than safety and accuracy. If you're seeking a durable, fully licensed cable that seamlessly integrates into UK and international electrical installations, the PX 1.5 mm 6242Y Grey Twin & Earth Cable – 100 m is your one-stop solution. This article dives deep into its construction, certifications, applications, and buying guidance to help you make an informed choice.
Conductor Type: Two solid copper cores—brown (live) and blue (neutral)—paired with a bare copper earth conductor. This design remains standard for fixed domestic power and lighting circuits
Cross-Section: Precisely 1.5 mm² for conduits requiring up to 18–20 A of current—ideal for general lighting and socket circuits .
Insulation & Sheath: Durable PVC inner insulation with a grey outer PVC sheath—flattened profile simplifies installation under floorboards or inside trunking
Voltage & Temperature Ratings: Rated for 300/500 V, operable between 0 °C to +70 °C; fixed installation down to −15 °C.
Certifications: BASEC approval, compliance with BS 6004, IEC 60332‑1 flame retardancy—essential for regulatory compliance and peace of mind.
By choosing the PX 1.5 mm 6242Y Grey Twin & Earth Cable – 100 m, you’re investing in a product built to meet real-world installation standards in domestic environments.
This cable is meticulously engineered for everyday residential wiring needs:
Lighting circuits – ideal for ceiling lights, downlights, pendant fixtures.
Socket circuits – suitable for room plug outlets supporting low/medium-power appliances.
Integrated appliances – cookers, extractors, kettles, fridges—the flat design allows discreet routing under floor screed or in plastered walls.
Installation methods: surface clipping, trunking, conduit, or romantic plaster embedding—versatility fits any project.
Indoor & damp-rated only – not recommended for outdoor or UV-exposed environments without additional protection.
| Feature | PX 1.5 mm 6242Y Grey T&E (100 m Drum) |
|---|---|
| Sheath Colour | Grey—low-profile, discreet |
| Core Construction | Solid copper, easy stripping |
| Cable Profile | Flat – space-efficient installation |
| Voltage Capacity | 300/500 V—versatile for domestic circuits |
| Current Rating | 18–20 A—meets general lighting & socket needs |
| Safety Standards | BASEC, BS 6004, IEC 60332‑1 |
| Stranded Option | Available in select sizes |
| Compatible Variants | LSZH (6242B/6242Y LSZH) options for sensitive settings |
1. Choose correct length & packaging
The 100 m drum is ideal for contractors, while 50 m reels suit smaller home jobs. Bulk buying may reduce cost per meter.
2. Verify certifications
Always look for BASEC, BS 6004, IEC compliance on labels. Ask suppliers for test reports and batch traceability.
3. Observe the installation environment
Ensure it's always used indoors in dry or damp locations—not direct sun or heavy mechanical stress zones.
4. Partner with a trusted vendor
Reputable sellers like Toolstation, Screwfix, and B&Q stock authentic PX cabling with next‑day delivery and reliable returns.
Minimum bending radius: ~8–10 × outer sheath; longer cables may require conduit around corners.
Temperature: Keep cable temperature between 0 °C to +70 °C.
Protect from abrasion: Clip securely to surfaces, avoiding sharp edges.
Sleeve the earth core: Apply green/yellow sleeving at ends for compliance.
Electrical contractor’s take: “PX 1.5 mm 6242Y cable is easy to staple, strips cleanly, and installs fast. I’ve never faced rework due to quality issues.”
DIY homeowner: “Rewired four ceilings with 100 m drum—zero faults, great value.”
Unwavering quality – consistently meets or exceeds electrical regulations.
Pro-level stock – 50 m & 100 m options suit all project sizes.
Competitive pricing – bulk packaging results in lower cost per meter.
Stock availability – stocked at major UK vendors, ensuring minimal downtime.
Q. Can I bury this cable under plaster?
A. Yes, this 6242Y cable is suitable for plaster embedding or conduit placement inside walls and ceilings.
Q. What’s the maximum current?
It's rated typically at 18 A (clipped direct) and up to 20 A depending on installation method
Q. Can I use it outside?
Not directly—exterior use requires conduit or trunking to shield from UV and moisture.
Q. Is LSZH available?
Yes—6242B LSZH variants offer low-smoke, low-halogen properties for enhanced fire safety
If you're sourcing reliable wiring cable for lighting or plug circuits, the PX 1.5 mm 6242Y Grey Twin & Earth Cable – 100 m delivers unmatched value. Its compliance with UK standards, contractor-friendly profile, and broad specification fit make it a top-tier choice.
Next steps:
Decide: 50 m reel or 100 m drum.
Place your order via trusted distributors (Screwfix, B&Q, Toolstation).
Prepare for installation—check certifications and batch info.
Enjoy a safe, trouble-free wiring experience backed by a quality guarantee.
