{"product_id":"cheemuii-15ft-coiled-7-way-trailer-cord-air-brake-hose-assembly-pure-copper-7-pin-with-pa12-coiled-hoses","title":"CheeMuii 15FT Coiled 7-Way Trailer Cord \u0026 Air Brake Hose Assembly — Pure Copper 7-Pin with PA12 Coiled Hoses","description":"\u003cp\u003e\u003cstrong\u003eCheeMuii's 15FT Coiled 7-Way Trailer Cord \u0026amp; Air Brake Hoses Assembly is a complete OEM-style replacement combining a 7-way pure-copper electrical cord with coiled PA12 air brake hoses and DOT brass fittings for reliable towing connections.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis all-in-one assembly pairs a high-conductivity 7-way trailer power cable with reinforced coiled air brake hoses built from PA12 Nylon and finished with CA360 brass DOT fittings. It’s manufactured to meet SAE and DOT specifications so you can swap it into many truck, trailer, and RV applications as a direct replacement for common OE parts.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this assembly ensure consistent trailer lighting and signals?\u003c\/h3\u003e\n\u003cp\u003eThe electrical cord uses pure copper conductors for improved conductivity and heat dissipation, helping maintain clear power flow to brake lights, turn signals, and auxiliary circuits. Robust insulation and quality connectors reduce voltage drop and resist wear from vibration and weather.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e7-way connector wired to SAE J2394-style standards\u003c\/li\u003e\n  \u003cli\u003ePure copper conductors for low resistance\u003c\/li\u003e\n  \u003cli\u003eDurable insulation to resist abrasion and moisture\u003c\/li\u003e\n  \u003cli\u003eFits common 7-pin trailer sockets used on trucks and RVs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat makes the coiled air hoses and fittings reliable for brake systems?\u003c\/h3\u003e\n\u003cp\u003eThe air hoses are produced from PA12 Nylon using a three-layer integrated molding process for uniform wall thickness and strong burst-pressure performance. Each hose end is protected by a stainless-steel spring and terminated with DOT-approved CA360 brass fittings to meet SAE and FMVSS requirements.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePA12 Nylon construction for flexibility and durability\u003c\/li\u003e\n  \u003cli\u003eThree-layer molding for consistent thickness and strength\u003c\/li\u003e\n  \u003cli\u003eStainless-steel spring guards to prevent kinking at terminations\u003c\/li\u003e\n  \u003cli\u003e1\/2\" CA360 brass DOT fittings meeting FMVSS 571.106\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this assembly fit my trailer as a replacement for OE parts?\u003c\/h3\u003e\n\u003cp\u003eThe CheeMuii assembly is designed to match common OEM dimensions and standards, making it a drop-in replacement for many brand-specific parts. It lists direct-fit cross-references used in the industry, so you can confirm compatibility with your existing connectors and hose fittings before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with popular OE references like Tectran, Phillips, Tremec, Sloan, and Velvac\u003c\/li\u003e\n  \u003cli\u003eAir hoses meet SAE J844; power cord meets SAE J2394\u003c\/li\u003e\n  \u003cli\u003eIntended for direct replacement installations without modification\u003c\/li\u003e\n  \u003cli\u003e15 ft coiled length provides slack while minimizing drag\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the assembly handle installation and everyday wear?\u003c\/h3\u003e\n\u003cp\u003eInstallation follows standard trailer wiring and air hose procedures: attach the 7-pin connector to the tow vehicle socket, secure the coiled air hoses to glad hands or fittings, and ensure springs protect the hose ends from sharp bends. The materials and construction are chosen to withstand repetitive movement, temperature changes, and road exposure.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSimple plug-in 7-way connector for most tow vehicles\u003c\/li\u003e\n  \u003cli\u003eCoiled design keeps hoses compact and reduces drag\u003c\/li\u003e\n  \u003cli\u003eSpring guards absorb bending stress at terminations\u003c\/li\u003e\n  \u003cli\u003eCorrosion-resistant brass fittings for long service life\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The CheeMuii 15FT Coiled Assembly is aimed at truck owners, trailer operators, RV enthusiasts, and fleets that need a rugged, standards-compliant replacement for combined electrical and air brake connections. Choose this kit if you want OEM-style fit, DOT\/SAE-rated components, and a compact coiled hose length that reduces snags while giving sufficient reach for common towing setups.\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 assembly compatible with my trailer's OE parts?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Likely—CheeMuii lists cross-references to common OE part numbers and meets SAE\/DOT standards; confirm connector type and 1\/2\" fitting size before purchasing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is the installed length and does the coil retract?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The assembly is 15 feet coiled length; the coiled hoses retract to reduce drag while extending as needed during towing.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"CheeMuii","offers":[{"title":"Default Title","offer_id":48081579245726,"sku":"B0CGHKYMPH","price":114.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/cheemuii-front-connector.jpg?v=1785808318","url":"https:\/\/northtrailauto.ca\/products\/cheemuii-15ft-coiled-7-way-trailer-cord-air-brake-hose-assembly-pure-copper-7-pin-with-pa12-coiled-hoses","provider":"North Trail Auto","version":"1.0","type":"link"}