{"product_id":"mecmo-4-pin-flat-trailer-extension-cable-9ft-heavy-duty-18awg-copper-weatherproof-pu-jacket","title":"MECMO 4-Pin Flat Trailer Extension Cable 9FT — Heavy-Duty 18AWG Copper, Weatherproof PU Jacket","description":"\u003cp\u003e\u003cstrong\u003eThe MECMO 4-pin flat trailer extension cable is a 9-foot, 18 AWG male-to-female wiring harness that extends 4-way trailer lights with a weatherproof, plug-and-play connection.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis heavy-duty 108-inch trailer extension provides a straight-forward way to increase reach between your tow vehicle and trailer without cutting factory wiring. Designed for common 4-way flat connectors, the cable uses pure copper conductors, reinforced joints, and a durable PU jacket so taillights, brake lights and turn signals keep reliable contact in road and marine environments.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this cable improve my towing setup?\u003c\/h3\u003e\n\u003cp\u003eAdding this extension removes tight bends and strain on your original wiring when trailers and vehicles have mismatched coupler positions. It creates a secure plug-in path that preserves original harnesses and reconnects quickly when hitching up.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e9-foot length gives flexible routing and less tugging on factory wires\u003c\/li\u003e\n  \u003cli\u003e18 AWG pure copper conductors for consistent signal and low resistance\u003c\/li\u003e\n  \u003cli\u003eMale and female 4-pin ends maintain simple plug-and-play hooking\u003c\/li\u003e\n  \u003cli\u003eDust cover on the female socket protects terminals from moisture\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this fit my trailer and vehicle?\u003c\/h3\u003e\n\u003cp\u003eThe MECMO extension is built to match standard 4-way flat trailer connectors found on cars, trucks, ATVs, boats and small utility trailers. It works equally well on the vehicle side or trailer side whenever extra reach is required.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUniversal 4-pin flat configuration compatible with most light-only trailer systems\u003c\/li\u003e\n  \u003cli\u003eUse on boat trailers, horse trailers, motorcycle trailers, ATV trailers and cargo trailers\u003c\/li\u003e\n  \u003cli\u003ePlug-in design avoids splicing into original harnesses or altering factory wiring\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable is the extension in rough or wet conditions?\u003c\/h3\u003e\n\u003cp\u003eThe cable is covered in a flexible polyurethane (PU) sheath that resists abrasion, oil and road grime while staying pliable in varying temperatures. Reinforced joints reduce failure points and the female end includes a protective cap to keep corrosion out when not in use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHeavy-duty PU jacket for abrasion and weather resistance\u003c\/li\u003e\n  \u003cli\u003eReinforced cable joint reduces stress where wires meet the connector\u003c\/li\u003e\n  \u003cli\u003eDust cover keeps pins dry and reduces corrosion risk\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is this to install and maintain?\u003c\/h3\u003e\n\u003cp\u003eInstallation is simple: align the 4-pin flat connectors and press to lock — no tools, cutting or splicing required. Maintenance is minimal; periodically cleaning the pins and replacing the dust cap after use keeps electrical contact reliable.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePlug-and-play connection eliminates need for wiring tools or splices\u003c\/li\u003e\n  \u003cli\u003eEasy-grip handles on both connectors for quick attach\/detach\u003c\/li\u003e\n  \u003cli\u003eClean contacts with contact cleaner and cover when idle to extend life\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The MECMO 4-pin flat trailer extension cable is ideal for drivers who tow boats, ATVs, motorcycles, horse trailers or cargo trailers and need extra length without modifying factory wiring. It suits weekend boaters, landscapers, small-fleet operators and anyone wanting a durable, washable, and easily serviceable 4-way extension for safer towing hookups.\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 cord compatible with 5-pin or 7-pin trailers?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No — the MECMO cable is a 4-pin flat extension and only fits standard 4-way flat connectors.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I leave the dust cap on while towing?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No — remove the dust cap before connecting. Use it only when the female socket is disconnected to protect pins.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"MECMO","offers":[{"title":"Default Title","offer_id":48086811050142,"sku":"B0D6FSFWY4","price":30.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/mecmo-front-view-4-pin-flat-extension.jpg?v=1785906106","url":"https:\/\/northtrailauto.ca\/products\/mecmo-4-pin-flat-trailer-extension-cable-9ft-heavy-duty-18awg-copper-weatherproof-pu-jacket","provider":"North Trail Auto","version":"1.0","type":"link"}