10ft 4 Pin Trailer Light Wire Harness Extension With 18AWG Copper Core Wire Male And Female PVC Plug Pro Grade Heavy Duty Replacement For Trailers Boats RVs Snowmobiles Watercraft Easy Install
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Single 10ft 4-Pin Trailer Light Harness with Copper Core
✔️ 10ft single-length, 18 AWG copper core, PVC, 4-pin, UV resistant
✅ White ground, Brown running, Yellow left, Green right color coding
✅ PVC sealed connectors resist corrosion and UV exposure
✅ Heavy-duty construction for reliable on-trailer lighting
✅ Direct replacement for worn or damaged 4-pin harnesses
✔️ 10ft single-length, 18 AWG copper core, PVC, 4-pin, UV resistant
This heavy-duty trailer light wire harness extension provides a reliable power and signal path for 4-pin connectors on cargo trailers, boats, RVs, snowmobiles, and watercraft. Made with 18 AWG copper core wire and corrosion-resistant PVC connectors, it is designed for long life in harsh environments.
✅ 10ft length with 18 AWG copper core wire✅ White ground, Brown running, Yellow left, Green right color coding
✅ PVC sealed connectors resist corrosion and UV exposure
✅ Heavy-duty construction for reliable on-trailer lighting
✅ Direct replacement for worn or damaged 4-pin harnesses
💡 What is a 4-pin trailer light wire harness used for in cargo trailers and watercraft?
It is handy for quick, dependable trailer wiring that powers lights and signals.
- It matches standard 4-pin plugs on most trailers and watercraft
- Color coded conductors White ground, Brown running, Yellow left, Green right
- Copper core 18 AWG wire and PVC sealed connectors for durability