{"product_id":"oyviny-7-way-to-4-way-trailer-adapter-7-5ft-coiled-cable-pu-jacket-18awg-copper","title":"Oyviny 7-Way to 4-Way Trailer Adapter — 7.5ft Coiled Cable, PU Jacket \u0026 18AWG Copper","description":"\u003cp\u003e\u003cstrong\u003eThe Oyviny 7-way to 4-way coiled trailer adapter converts a vehicle's 7-pin blade connector into a 4-pin flat plug, giving a simple, stretchable, waterproof wiring solution for towing.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis compact, heavy-duty adapter is built for drivers who need to link modern 7-pin RV sockets to older 4-pin trailers without splicing or extra hardware. Featuring a 7.5-foot maximum reach with a coiled memory cord, PU jacket protection and pure copper 18AWG conductors, the adapter focuses on reliability and convenience in a small package.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this adapter make towing simpler?\u003c\/h3\u003e\n\u003cp\u003eThe Oyviny adapter eliminates the need to carry multiple loose plugs or perform on-the-spot rewiring. It plugs directly into a 7-way blade vehicle connector and presents a standard 4-way flat trailer plug, so you can tow trailers with a four-pin electrical system immediately.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect plug-and-play design: no splicing required\u003c\/li\u003e\n  \u003cli\u003e2 handle hooks on both connectors for easier grip\u003c\/li\u003e\n  \u003cli\u003eConverts lighting and basic trailer functions from 7-pin to 4-pin\u003c\/li\u003e\n  \u003cli\u003eCompact, single-piece adapter replaces multiple adapters\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill the coiled cable hold up to outdoor use and towing movement?\u003c\/h3\u003e\n\u003cp\u003eThe coiled construction is designed to stretch when needed and retract to avoid dragging on the ground, reducing wear during turns and reversals. The outer PU jacket resists abrasion, sunlight and temperature changes to protect the 18AWG copper wires inside.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePU jacket offers temperature and wear resistance\u003c\/li\u003e\n  \u003cli\u003eCoil keeps cable off the road and reduces tangling\u003c\/li\u003e\n  \u003cli\u003eRubber dust cover seals connector when not in use\u003c\/li\u003e\n  \u003cli\u003eDurable 18AWG pure copper conductors for stable conductivity\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat length and reach should I expect from this 7.5ft adapter?\u003c\/h3\u003e\n\u003cp\u003eThe adapter’s total stretched length reaches about 7.5 feet (90 inches) while its normal coiled working length measures roughly 5.5 feet (66 inches). Confirm these dimensions against your tow setup to ensure there’s enough slack during turns and docking.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStretched length: approximately 7.5ft \/ 90 inches\u003c\/li\u003e\n  \u003cli\u003eNormal working (coiled) length: about 5.5ft \/ 66 inches\u003c\/li\u003e\n  \u003cli\u003eCompact when retracted for tidy storage\u003c\/li\u003e\n  \u003cli\u003eSuitable for most truck-to-trailer distances within these limits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and ongoing use?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward — simply plug the 7-pin blade into the vehicle socket and the 4-way flat into the trailer receptacle. The adapter is designed for quick connecting and disconnecting, with grip hooks to help manage plugs in wet or cold conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePlug-and-play: no tools or wire splicing required\u003c\/li\u003e\n  \u003cli\u003eGrip hooks on both sides for easier handling\u003c\/li\u003e\n  \u003cli\u003eRubber dust cover keeps contacts clean between uses\u003c\/li\u003e\n  \u003cli\u003eLow-maintenance construction for repeated towing cycles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Oyviny 7-way to 4-way coiled adapter is ideal for RV owners, pickup drivers and anyone who needs to tow older trailers from vehicles with modern 7-pin connectors. It suits users who want a durable, weather-resistant, and easy-to-store wiring solution without altering vehicle or trailer wiring. If you need reliable basic trailer lighting and a tidy cable that resists dragging, this adapter provides a practical, plug-and-play option.\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: Does this adapter handle trailer lights and brakes?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It converts the basic lighting and signal circuits from a 7-way to a 4-way flat plug; it does not provide electric brake controller functionality.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the cable waterproof and durable for outdoor storage?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the PU jacket and rubber dust cover offer water resistance and abrasion protection for outdoor use.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Oyviny","offers":[{"title":"Default Title","offer_id":48085923889310,"sku":"B0CBCDG5VV","price":48.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/oyviny-front-view-adapter_219f9a2d-dacf-4e1c-b491-016714c26d93.jpg?v=1785880695","url":"https:\/\/northtrailauto.ca\/products\/oyviny-7-way-to-4-way-trailer-adapter-7-5ft-coiled-cable-pu-jacket-18awg-copper","provider":"North Trail Auto","version":"1.0","type":"link"}