{"product_id":"szdystar-led-driving-light-bar-wiring-harness-kit-400w-12awg-with-remote-switch-11-5ft-heavy-duty","title":"Szdystar LED Driving Light Bar Wiring Harness Kit 400W 12AWG with Remote Switch, 11.5ft Heavy-Duty","description":"\u003cstrong\u003eSzdystar's 400W remote control wiring harness kit powers and protects a single LED driving light bar with heavy-duty 12AWG cable, a 40A relay, blade fuse, and a mountable remote switch.\u003c\/strong\u003e\n\n\u003cp\u003eThis pre-assembled wiring harness delivers reliable DC12V power to most off-road and auxiliary LED light bars while keeping installation straightforward. It combines thick copper conductors, durable PVC insulation, and a waterproof plug so you can route power from the battery to your lights with minimal voltage drop. The kit includes a long harness (approx. 11.5 ft \/ 3.5 m), circuit protection, and a compact adhesive remote switch rated for up to 100 feet (30 meters) of wireless control.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this kit simplify installing an LED driving light bar?\u003c\/h3\u003e\n\u003cp\u003eThe harness comes fully assembled to reduce wiring mistakes and shorten installation time. You connect the harness directly to the battery, attach the universal plug to the light bar, and secure the mountable remote switch inside the cabin. Everything needed for a basic install is included, along with clear instructions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePre-wired heavy 12AWG copper cable for minimal voltage drop\u003c\/li\u003e\n  \u003cli\u003e11.5 ft (3.5 m) length gives flexible routing through engine bays\u003c\/li\u003e\n  \u003cli\u003eMountable adhesive remote switch for convenient in-cab placement\u003c\/li\u003e\n  \u003cli\u003eSimple battery, relay, and fuse connections with an easy-to-follow manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat electrical protection and capacity does the harness provide?\u003c\/h3\u003e\n\u003cp\u003eProtection is built in with a 40A automotive relay and a blade fuse to guard against overloads and short circuits. The wiring supports up to 400W on a DC12V system, which suits most single-row and many dual-row LED driving light bars when properly wired. For DC24V systems, swapping the relay to a DC24V-rated unit is required.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e40A relay and blade fuse for circuit safety\u003c\/li\u003e\n  \u003cli\u003eRated up to 400W on DC12V vehicles\u003c\/li\u003e\n  \u003cli\u003eFor DC24V vehicles, replace relay with DC24V model (not included)\u003c\/li\u003e\n  \u003cli\u003eTemperature tolerance up to approx. 185°F (85°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the remote and connector design improve daily use?\u003c\/h3\u003e\n\u003cp\u003eThe wireless remote offers extended control range so you can toggle lights from outside the vehicle or from a distance. The remote’s adhesive backing and compact housing let you mount it on any flat surface for quick access. The harness uses a universal waterproof plug that fits most standard LED light bar inputs for a secure connection in wet conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eExtended remote range: up to 100 ft (30 m)\u003c\/li\u003e\n  \u003cli\u003eStrong adhesive-mounted switch for easy placement inside the cab\u003c\/li\u003e\n  \u003cli\u003eUniversal waterproof plug for reliable outdoor connections\u003c\/li\u003e\n  \u003cli\u003eDurable terminals resist corrosion for longer service life\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this kit made for? Szdystar’s wiring harness suits DIYers and professional installers fitting auxiliary lighting on trucks, SUVs, ATVs, work vehicles, and recreational rigs who need a durable, easy-to-install power solution. It’s aimed at users who want robust 12AWG wiring, in-line protection, and a convenient remote switch without rewiring factory systems. If your setup is DC12V and the total light wattage stays at or below 400W, this harness offers a dependable, weather-resistant way to power and control your LED driving lights.\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: Can I use this harness on a 24V vehicle?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, but you must replace the included relay with a DC24V-compatible relay; other components remain suitable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What maximum wattage does the harness support?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The kit supports up to 400W on DC12V systems when properly installed with the included 40A relay and fuse.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Szdystar","offers":[{"title":"Default Title","offer_id":48085961801886,"sku":"B0GKVNNGQ1","price":45.47,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/szdystar-harness-full-assembly.jpg?v=1785881386","url":"https:\/\/northtrailauto.ca\/products\/szdystar-led-driving-light-bar-wiring-harness-kit-400w-12awg-with-remote-switch-11-5ft-heavy-duty","provider":"North Trail Auto","version":"1.0","type":"link"}