{"product_id":"walsio-26ft-4-pin-5-wire-trailer-wiring-harness-with-pvc","title":"WALSIO 26FT 4 Pin 5 Wire Trailer Wiring Harness with PVC","description":"\u003cstrong\u003eWALSIO’s 26ft 4-pin 5-wire trailer wiring harness is a weatherproof, Y-shaped replacement cable that supplies reliable lighting and ground connections for a wide range of trailers.\u003c\/strong\u003e\n\n\u003cp\u003eThis WALSIO harness delivers five fully insulated 18 AWG copper conductors inside a thick PVC jacket and includes a PVC protective tube and waterproof covers for connectors. The 26-foot overall length with a 2.5-foot ground lead provides flexible routing options, while the Y-harness layout avoids running wires across the axle. Designed to fit industry-standard 4-way flat sockets, it works with boat trailers, horse trailers, utility trailers, ATV trailers and many other light- to medium-duty applications.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this harness simplify trailer wiring and replacement?\u003c\/h3\u003e\n\u003cp\u003eThe harness arrives pre-assembled with five color-coded wires and a male 4-pin flat connector so it replaces worn or damaged wiring without splicing multiple cables. The included PVC protective tube organizes and shields the wires, reducing installation time and preventing abrasion against the frame.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePre-terminated male 4-way flat plug for direct connection\u003c\/li\u003e\n  \u003cli\u003eFive conductors eliminate the need for extra extensions\u003c\/li\u003e\n  \u003cli\u003ePVC tube keeps wires bundled and protected from chafing\u003c\/li\u003e\n  \u003cli\u003eWeatherproof plug covers for reliable outdoor use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and construction ensure long-term performance?\u003c\/h3\u003e\n\u003cp\u003eWALSIO uses 18 AWG pure copper for each conductor, chosen for its balance of flexibility and electrical conductivity. The thickened PVC outer coating and separate PVC protective tube provide insulation, moisture resistance and mechanical protection to withstand typical road and marine conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e18 AWG pure copper wires for stable signal and low resistance\u003c\/li\u003e\n  \u003cli\u003eThick PVC jacket for corrosion and abrasion resistance\u003c\/li\u003e\n  \u003cli\u003eWaterproof dust covers on plugs to block moisture and debris\u003c\/li\u003e\n  \u003cli\u003eDurable terminals and strain-relief where wires meet the plug\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill the 26-foot length and Y-harness shape fit my trailer layout?\u003c\/h3\u003e\n\u003cp\u003eThe generous 26-foot lead lets you route cable along frame rails and around components without needing extensions; the 2.5-foot ground lead offers additional reach for chassis attachment. The Y-harness splits near the front, so you can route left and right tail light wires down each side without crossing the axle.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e26ft total length for flexible routing on most trailers\u003c\/li\u003e\n  \u003cli\u003e2.5ft separate ground wire for easy chassis grounding\u003c\/li\u003e\n  \u003cli\u003eY-shaped split reduces wiring across the axle\u003c\/li\u003e\n  \u003cli\u003eSized to fit trailers up to and beyond 80 inches wide\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation for a DIYer or a mechanic?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward: the plug connects to any 4-way flat receptacle and the color-coded wires attach to standard trailer light points. The protective tube and labeled conductors make it accessible for users with basic wiring knowledge and quick for experienced mechanics.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eColor-coded wires match common trailer wiring schemes\u003c\/li\u003e\n  \u003cli\u003ePVC covers and tube simplify routing and protection steps\u003c\/li\u003e\n  \u003cli\u003eNo special tools required beyond standard hand tools\u003c\/li\u003e\n  \u003cli\u003eClear replacement for worn or damaged 4-way connectors\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The WALSIO 26FT 4-pin 5-wire harness is ideal for owners of boat, utility, ATV, horse and small equipment trailers who need a robust, weather-resistant replacement or an upgrade to simplify wiring layout. It suits DIY installers and professional shops that want a reliable, corrosion-resistant wiring solution compatible with industry-standard 4-way flat systems.\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 standard 4-way flat trailer sockets?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The WALSIO harness uses a standard male 4-way flat connector that fits industry-standard 4-pin flat sockets.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this on a boat trailer exposed to saltwater?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The PVC jacket, waterproof connector covers, and copper conductors provide good corrosion resistance for marine use.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"WALSIO","offers":[{"title":"Default Title","offer_id":48087106912414,"sku":"B0DJX5XJ2F","price":33.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/walsio-front-connector-and-plug.jpg?v=1785916609","url":"https:\/\/northtrailauto.ca\/products\/walsio-26ft-4-pin-5-wire-trailer-wiring-harness-with-pvc","provider":"North Trail Auto","version":"1.0","type":"link"}