{"product_id":"nilight-10016w-dt-wiring-harness-kit-for-led-light-bars-12v-dual-dt-leads-on-off-switch","title":"Nilight 10016W DT Wiring Harness Kit for LED Light Bars — 12V, Dual DT Leads, On\/Off Switch","description":"\u003cp\u003e\u003cstrong\u003eThe Nilight 10016W DT Wiring Harness Kit is a ready-made 12V power and control loom that provides a safe on\/off switch, relay protection, blade fuse and two DT output leads for easy connection to LED light bars.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis wiring harness bundles the electrical components you need to power and control LED light bars without splicing: a sealed DT plug for direct mating with compatible lights, an inline blade fuse and relay for circuit protection, and a convenient dashboard-style on\/off switch. The kit is long enough for flexible routing, supports dual light outputs, and is built for automotive and marine 12V systems where a reliable, plug-and-play solution speeds installation and reduces electrical mistakes.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I install this harness on my vehicle?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward: route the harness from the battery to the light bar, secure the relay and switch, and plug the DT connector into the light. The kit includes an instruction sheet and uses common terminals so basic mechanic skills and simple hand tools are sufficient.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConnect fused positive lead to battery terminal or distribution post.\u003c\/li\u003e\n  \u003cli\u003eGround the negative lead securely to chassis metal.\u003c\/li\u003e\n  \u003cli\u003eMount relay and switch where accessible and protected from moisture.\u003c\/li\u003e\n  \u003cli\u003ePlug DT connector directly into compatible LED light bar—no cutting required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat electrical protection does the harness provide?\u003c\/h3\u003e\n\u003cp\u003eThe harness integrates a blade-style inline fuse and a power relay to keep the circuit protected from overcurrent or accidental shorts. The relay reduces current through the switch, extending switch life and improving overall safety.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInline blade fuse limits current to prevent wiring damage.\u003c\/li\u003e\n  \u003cli\u003ePower relay isolates the switch from main load current.\u003c\/li\u003e\n  \u003cli\u003eQuality connectors and sealed DT plug help resist moisture and corrosion.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I run two LED lights from this harness, and what load can it handle?\u003c\/h3\u003e\n\u003cp\u003eYes — the kit supplies two output leads so you can connect dual lighting fixtures. It’s designed for combined loads under the harness rating (check light wattages); using two fixtures that together stay within the relay and fuse limits keeps the connection stable and safe.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTwo DT output leads for dual fixtures, simplifying wiring for multi-bar setups.\u003c\/li\u003e\n  \u003cli\u003eIntended for 12V systems; confirm combined wattage is below the relay\/fuse rating.\u003c\/li\u003e\n  \u003cli\u003eProvides cleaner wiring and more reliable connections versus ad-hoc splicing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long is the harness and is it suitable for boats or off-road vehicles?\u003c\/h3\u003e\n\u003cp\u003eThe package includes a 12-foot (approx.) harness that gives ample length for routing across most vehicles and marine craft. The sealed DT connector and inline protection make it suitable for exposed and mobile installations when mounted and routed properly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e12-foot overall length for flexible routing and neat installation.\u003c\/li\u003e\n  \u003cli\u003eSealed connector and quality terminals suitable for damp environments.\u003c\/li\u003e\n  \u003cli\u003eIdeal for SUVs, trucks, ATVs, UTVs, boats and other 12V applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Installers, DIY vehicle owners, and marine hobbyists who want a plug-and-play electrical harness to power one or two LED light bars with built-in circuit protection and a convenient on\/off switch. If you need a neat, reliable wiring solution that eliminates guesswork and reduces time spent splicing or sourcing separate relays and fuses, this kit is designed to simplify the job.\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 my 12V LED light bar?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes if your light bar uses a DT-style plug or you adapt to the DT connector; confirm combined wattage stays under the harness rating.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the kit include the fuse and relay?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the harness comes with an inline blade fuse, a power relay, an on\/off switch, and installation instructions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Nilight","offers":[{"title":"Default Title","offer_id":48086821929118,"sku":"B076C4MXR1","price":30.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/nilight-front-packaging-wiring-harness_f6e44c41-b259-4c0f-b8ef-8ef227ac1f94.jpg?v=1785906694","url":"https:\/\/northtrailauto.ca\/products\/nilight-10016w-dt-wiring-harness-kit-for-led-light-bars-12v-dual-dt-leads-on-off-switch","provider":"North Trail Auto","version":"1.0","type":"link"}