Description
The 6943X 3 core 4mm² SWA cable manufactured to BS5467 standards is engineered for low-voltage mains power and sub-circuit installations requiring higher current capacities. Built with cross-linked polyethylene (XLPE) insulated copper conductors, an inner bedding layer, galvanised steel wire armouring, and a black PVC outer sheath, this 3 core 4mm² SWA cable provides outstanding mechanical protection against impact, crushing, and environmental strain.
The 3-core setup (Brown, Black, Grey) is ideal for heavy-duty outdoor power supplies, workshop sub-mains, hot tub connections, and high-load outdoor socket runs.
Sold cut to length per metre to suit your exact installation requirements.
Pricing, Stock & Branch Collection: For live pricing, stock availability, and cut-to-length orders for 3 core 4mm² SWA cable, please contact our team on 01352 733200 or sales@electricalwholesalesupplies.co.uk. Available for Flint Trade Counter Collection ONLY (Unit 5, Heinzel Park, Flint CH6 5EX).
Key Features & Benefits
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BS5467 Compliant: Fully manufactured to British Standard BS5467 for low voltage steel wire armoured cables.
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Steel Wire Armouring: Heavy-duty galvanised steel wire armouring gives this 3 core 4mm² SWA cable the strength needed for direct burial.
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XLPE Insulation: Cross-linked polyethylene insulation supports higher operating temperatures (up to 90°C) and greater current delivery.
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Versatile 3-Core Configuration: Brown, Black, and Grey cores suit single-phase supplies with dedicated earth/neutral or control circuits.
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Weatherproof PVC Outer Sheath: Durable, UV-resistant black PVC outer jacket built for harsh exterior environments.
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Sold Per Metre: Order exact meterage of 3 core 4mm² SWA cable to reduce material waste.
Specifications
| Feature | Specification |
| Cable Code / Type | 6943X |
| Standard | BS5467 |
| Voltage Rating | 600 / 1000V (0.6/1kV) |
| Conductor Size | 4.0mm² |
| No. of Cores | 3 Core |
| Core Colours | Brown, Black, Grey |
| Conductor Material | Class 2 Stranded Plain Annealed Copper |
| Insulation | XLPE (Cross-Linked Polyethylene) |
| Armouring | Galvanised Steel Wire Armour (SWA) |
| Outer Sheath | Black PVC |
| Max Operating Temp | 90°C |
| Unit of Sale | Sold Per Metre (Cut to Length) |





