{"product_id":"walsio-26ft-4-pin-5-wire-trailer-wiring-harness-y-split-with-pvc-jacket-weatherproof-18-awg-copper","title":"WALSIO 26ft 4-Pin 5-Wire Trailer Wiring Harness Y-Split with PVC Jacket — Weatherproof, 18 AWG Copper","description":"\u003cp\u003e\u003cstrong\u003eThe WALSIO 26FT 4 Pin 5 Wire Trailer Wiring Harness is a weatherproof Y-shaped trailer connector kit with a 26-foot lead and PVC-protected 18 AWG copper conductors for easy, reliable trailer rewiring.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you need a straightforward replacement or an upgrade for a trailer's 4-way flat hookup, this WALSIO harness supplies an extended run, extra grounding wire and a protective PVC jacket to resist moisture and abrasion. Built to fit most 4-pin flat sockets, the kit simplifies installation with a Y-split design that avoids running a wire across the axle and gives enough length for boat, horse, ATV and utility trailers.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the Y-shaped design simplify trailer wiring?\u003c\/h3\u003e\n\u003cp\u003eThe Y-harness divides the wiring at the front of the trailer so you don't have to route a conductor across the axle. That reduces pinch points and makes routing around suspension components easier, cutting installation time and lowering risk of damage.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFront-mounted Y split avoids axle crossing and simplifies routing.\u003c\/li\u003e\n  \u003cli\u003eTwo branch runs let you reach both sides of the trailer without extensions.\u003c\/li\u003e\n  \u003cli\u003eReduces exposure to moving parts and potential chafing points.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and construction protect this harness outdoors?\u003c\/h3\u003e\n\u003cp\u003eThis harness uses 18 AWG pure copper conductors with a thick PVC outer coating and sealed plug covers to resist water and dirt. The heavier PVC jacket increases abrasion resistance and the dustproof covers keep contacts cleaner for longer life in marine or road environments.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e18 AWG pure copper wires for consistent conductivity.\u003c\/li\u003e\n  \u003cli\u003eThickened PVC jacket for abrasion and moisture protection.\u003c\/li\u003e\n  \u003cli\u003eWaterproof\/dustproof plug covers to protect electrical contacts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill the length and wiring layout fit my trailer type?\u003c\/h3\u003e\n\u003cp\u003eWith a 26-foot overall length and an additional 2.5-foot ground lead, the harness accommodates small and larger trailers without needing splices. It's compatible with most trailers using a 4-way flat connector and suits marine, ATV, horse and utility trailers.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e26ft main length for flexible routing and rewiring options.\u003c\/li\u003e\n  \u003cli\u003e2.5ft ground lead for secure chassis grounding placement.\u003c\/li\u003e\n  \u003cli\u003eDesigned to match industry-standard 4-way flat sockets for easy swap-in.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is it to install if I'm not an electrician?\u003c\/h3\u003e\n\u003cp\u003eThe PVC-protected wires are color-coded and sized to work with standard 4-pin flat connectors, making installation accessible for DIYers. Basic tools and a few mounting decisions are all that's required to replace a worn harness or add a new Y-split to an existing trailer.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eColor-coded 5-wire layout simplifies identifying brake, turn and ground circuits.\u003c\/li\u003e\n  \u003cli\u003ePVC jacket keeps wires manageable while you route and secure them.\u003c\/li\u003e\n  \u003cli\u003ePlug-ready male 4-way flat connector fits common trailer sockets without special adapters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The WALSIO 26FT 4 Pin 5 Wire Trailer Wiring Harness is aimed at trailer owners, boaters, equestrians and small-fleet operators who need a durable, weather-resistant replacement or retrofit harness. It suits DIY installers and service shops looking for a ready-made Y-harness that reduces wiring complexity, protects conductors from the elements, and gives extra length for flexible routing on trailers up to and beyond 80 inches wide.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this harness compatible with a standard 4-way flat trailer socket?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The WALSIO harness uses a standard 4-pin male flat plug designed to mate with typical 4-way flat trailer sockets.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this harness for boat trailers in wet conditions?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The PVC jacket and waterproof plug covers help protect the 18 AWG copper wires from moisture and salt exposure.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"WALSIO","offers":[{"title":"Default Title","offer_id":55163273118039,"sku":"B0DJX5XJ2F","price":33.97,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/walsio-front-view-harness.jpg?v=1790342893","url":"https:\/\/britishgarage.co.uk\/products\/walsio-26ft-4-pin-5-wire-trailer-wiring-harness-y-split-with-pvc-jacket-weatherproof-18-awg-copper","provider":"British Garage","version":"1.0","type":"link"}