Top 9 500W Light Bar Wiring Harness – Automotive Light Bars

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1. FieryRed

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Liteway One-To-Two Universal LED Light Bar Wiring Harness Kits 24V/40A Relay ON-OFF Blue Laser Rocker Switch Weatherproof2 Lead 6.5ft

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FieryRed #ad - Easy to install: more than 6. 5ft of wiring from relay to lights, 2 sets of power connectors to light fixtures. Sturdy and durable: made of strengthened plastic and well-conductive pins, and all patterns are etched directly onto the switch surface to ensure long lasting durability.

Universal fitment: compatible with all vehicles or boats 12-24V, used for all LED lights bar and work lights. Dual protection wiring system: 40a power Relay & Inline Blade Fuse for multiple safety protection, 1 Year Warranty. Up to 500w load capacity: 2 lead wiring harness with On/Off sealed rocker switch, blue laser rocker switch for perfect visual effect and use experience.
BrandFieryRed #ad
ManufacturerZhongxin #ad
Height2.76 Inches
Length4.72 Inches
Width4.72 Inches
Part NumberBPWKLS-2WAY-UFA
Model5559036926

2. MICTUNING

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3 Free Fuse, MICTUNING HD+ 12 Gauge LED Light Bar Wiring Harness Kit with 60Amp Relay, On-off Waterproof Switch Red2 Lead

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MICTUNING #ad - Early burnout defense - the inline water-resistant fuse and 60amp Relay efficiently protect the circuit against voltage spikes and burnouts, also come with 3 pieces of different amperes fuses, great for various LED light bar/work lights connection.

Mictuning hd+ wiring harness kit with 2-leads - ultra heavy duty 12-gauge wires, Fog lights and other auxiliary lamps, suitable for offroad light bar, Spot lights, HID work lights, Your Expensive High-power LED Lights Deserved for Superior Quality Harness!. What you'll get - 1x hd+ wiring harness with on/off waterproof Switch, 1x User Manual, 3x fuses and 4x spade connectors. Caution: professional installation of this harness kit is highly recommended. Waterproof on-off switch - equipped with premium spsT switch, sealed with a rubber ring that works against dust, simple touch on and shines charming red, moisture and water jets, Easy control your led light bar on/off!.

Details make perfect - pre-wired design of all spade connectors, wrapped by a thermoplastic PVC jacket that insulates up to 105??, plug-n-play! The 10ft long wire is flexible enough for mounting anywhere you wanted, convenient for Quick & Easy Installation, better protects against moisture and heat.
BrandMICTUNING #ad
ManufacturerMICTUNING #ad
Height26.4 Inches
Length144 Inches
Width26.4 Inches
Part NumberMIC-12GWH-B1002
Model13
Warranty1 Yr Warranty

3. TURBO SII

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TURBO SII Off Road LED Light Bar Wiring Harness Kit w/ 40A Relay, Free Fuse, Rocker Switch Blue,Up to 500W 2 Leads

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TURBO SII #ad - Protective and durable:adopt 12 gauge flexible strand copper wire, IP67 weatherproof rating, UL approved, up to 500 watt load capacity. It is universal fit for any light bars that is within 500W.

Performance: plug and play, easy to install. Stable the power and extend the lifespan for the HID conversion kit and the LED work lights. Fit for led light bars,LED work lights and fog lights. Package included:1 x wiring harness, with 1 year warranty and Lifetime Friendly Customer Service. Extendable wiring harness, 1 x Fuse, 1 x Relay, 1 x Rocker Switch, put it where you want.

Premium quality:excellent electrical conductivity, outstanding bending performance, high temperature and melting resistant, longer lifespan Protective blade fuse: inline blade fuse prevents from overcurrent or short circuit. Wide applications:suitable for almost all 12V battery vehicles, UTVs, cars, ships, such as personal watercraft, ATVs, motorcycles, yachts and trailers etc.
BrandTURBO SII #ad
ManufacturerTURBO SII #ad
Part NumberTUR-DY-18#1-2Wir

4. Willpower

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Willpower 42 inch 240W Spot Flood LED Work Light Bar with Wiring Harness Kit for Truck Car ATV SUV 4X4 4WD Jeep Truck Driving Lamp,DC10-30V

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Willpower #ad - Ip67, full aluminum housing for extra durability while doubling as heat sink. Great performance of waterproof, dustproof, shockproof and anti-corrosion in extreme weather condition.

Use for: off-road vehicles, suv, pickup, 4wd, ute, motorcycle, project vechicle, 4x4 ,ATV, tractor, Jeep, truck, van, tow truck, bus, Truck, heavy equipments, Boat, mining vehicle, Race Trucks ect. Led power: 240w combo spot 30degree +flood 60degree led light bar, 80 x 3w high intensity white LEDs Dimension:42*3. 4*3'' inch 1059. 8*86. 5*78. 4mm. Voltage:dc 10~30v; 6, 000k white color temperature,Super Bright with 24000 LM. 2 year Quality Warranty. Long lifespan: eco-friendly low power consumption design with integral heatsink for longer lifespan More than 30, 000 hours.
BrandWillpower #ad
ManufacturerWillpower #ad
Height3.5 Inches
Length42 Inches
Width3.4 Inches
Part Number01-240+01
Model8542100046

5. AAIWA

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Wiring Harness AAIWA LED Light Bar Wiring Harness Kit for Off Road Lights LED Work Light with 12V 40A Fuse Relay On Off Switch,2 Lead

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AAIWA #ad - And all automobiles, boats and equipment with a 12V DC power source. 10 feet harness: 10ft heavy-duty harness, up to 500W load capacity, 14-gauge stranded wire, the length from relay to switch is extendable.

Service guarantee: package includes: 1 x LED Light Bar Wiring Harness; Purchase from us, we offer lifetime aftersale service, 1 year quality warranty. Universal fitment: this wiring harness for led light bar is compatible with driving light, fog light, work Light etc. 2 available leads: with 2 lights output connections, it can hook with 2 led work light or 2 led light bar and any else off road LED bar. Circuit protection: waterproof 3 pin on/off toggle switch with red indicator light when turning on and easy to install, 40A power relay and inline blade fuse for multiple safety protection.
BrandAAIWA #ad
ManufacturerAaiwa #ad
Height1.97 Inches
Length7.09 Inches
Width1.97 Inches
Part Number4003
Model8542100378
Warranty5 years warranty

6. LAMPHUS

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RED ON/OFF Switch, LAMPHUS 12V 40A Off Road LED Light Bar Relay Wiring Harness Kit for ATV

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LAMPHUS #ad - Massive led light bar support- engineered to safely and efficiently power led light bars up to 50" or 300w; perfect for off-road LED light bars, work lights & accessory lights on your SUV, ATV, UTV or boat with a 12V power source; includes heavy-duty 12AWG Power Wire.

Professional-grade construction- heavy-duty 30a blade fuse and 40a power relay for all your power demands; durable 25A LED rectangular rocker switch is IP65 rated for dust and water intrusion; ideal for all-weather off-road exploration. Simplifies installation- with a 40a relay, over 8ft of wiring, two 0250" male insulated connectors, installing your favorite LED light bars has never been easier; double leads are excellent for powering up multiple smaller lights, and a versatile mounting bracket, or combine them to power a larger light bar.

Oem-style mounting bracket- includes a premium quality mounting bracket for the On/Off rocker switch; OEM style & protection for your vital wiring harness. Back-lit & ip65 waterproof on/switch- heavy-duty waterproof & backlit 25a on/off rectangular rocker switch provides ergonomic and convenient control over LED lights; fits into 7/16" holes with a maximum panel thickness of 1/8".
BrandLAMPHUS #ad
ManufacturerLAMPHUS #ad
Height2.75 Inches
Length9 Inches
Width4.5 Inches
Part NumberORWH03-RD

7. MICTUNING

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MICTUNING Heavy Duty 14AWG 300W 2-Circuit Led Light Bar Wiring Harness Kit with Fuse, 60Amp Relay, Dual Waterproof Switches Red Blue14AWG

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MICTUNING #ad - Mictuning dual purpose 2-circuit wiring harness- new style wire harness with 2 Toggle Switches, freely control one LED light bar with backlight or Separately control front and rear lights both on/off, single on/off.

Reliable defense - inline a 60a relay and a blade fuse, being as the first line of defense to well protect the whole harness from Over-current and Short circuit. Heavy duty wires - ul approval, wrapped by thermoplastic insulated PVC jacket, bears max. Easy installation - operated at dc 12v, 10ft long wires for flexible mounting to your desired location. You'll get 1 yr mictuning limited warranty, lifetime technical support and friendly aftermarket service! Caution: Professional installation of this harness kit is highly recommended.

300 watts high power led lights, 14AWG premium copper wire, heat resistant up to 105?? All weather suitable - come with red and blue waterproof switches and a close-fitted fuse holder, Sand-proof, Dust-tight, Moisture and Water jets Resistant.
BrandMICTUNING #ad
ManufacturerMICTUNING #ad
Height26.4 Inches
Length144 Inches
Width26.4 Inches
Part NumberMIC-DSWH-072
Warranty1 Yr Warranty

8. MICTUNING

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MICTUNING HD+ 12 Gauge LED Light Bar Wiring Harness Kit with 60Amp Relay, Rocker Switch Blue2 Lead, 3 Free Fuse

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MICTUNING #ad - What you'll get - 1x hd+ wiring harness, 1x user Manual, 3x fuses and 4x spade connectors. Mictuning hd+ wiring harness kit with 2-leads - ultra heavy duty 12-gauge wires, fog lights and other auxiliary lamps, suitable for offroad light bar, Spot lights, HID work lights, Your Expensive High-power LED Lights Deserved for Superior Quality Harness!.

Early burnout defense - the inline water-resistant fuse and 60amp Relay efficiently protect the circuit against voltage spikes and burnouts, also come with 3 pieces of different amperes fuses, great for various LED light bar/work lights connection. Caution: professional installation of this harness kit is highly recommended. Details makes perfect - pre-wired design of all spade connectors, convenient for Quick & Easy Installation, wrapped by a thermoplastic PVC jacket that insulates up to 105¡æ, Plug-N-Play! The 10ft long wire is flexible enough for mounting anywhere you wanted, better protects against moisture and heat.

Illuminated rocker switch - equipped with superior SPST rocker switch featuring etched patterns, it works like a seesaw, simple touch on and shines charming blue, Easy control your led light bar on/off!.
BrandMICTUNING #ad
ManufacturerMICTUNING #ad
Height26.4 Inches
Length120 Inches
Width26.4 Inches
Part NumberMIC-12GWH-047
Warranty1 Yr Warranty

9. Willpower

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Willpower Wiring Harness Kit 1 Lead 10ft for Led Work Light Bar 12 24V Wiring ON/Off Switch Relay Harness Kit for Off Road ATV Jeep Included

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Willpower #ad - 14vdc 40a switching relay. Up to 52 / 50 inch light bars or 300 watts. Perfect for led bar applications! operating voltage: 14v amp: 40a Power Relay Fuse: 40A Blade Fuse. New heavy duty wiring suitable for led work light, led light bar, HID and Halogen lights.
BrandWillpower #ad
ManufacturerWillpower #ad
Height7 Inches
Length20 Inches
Width7 Inches
Part NumberWiring kit