Top 10 300W Wiring Harness – Automotive Replacement Electrical Wiring Harnesses

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1. MICTUNING

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MICTUNING HD 14AWG 300w LED Light Bar Wiring Harness Fuse 40 Amp Relay ON-OFF Rocker Switch Blue2Lead

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MICTUNING #ad - Great construction: 40a power relay and inline blade fuse for multiple safety protection. It is 2 lead that with 2 lights output connection, it can hook with 1 heavy duty off road led light bar above 180w and two small light bar.

Our packing is being upgraded, so you may receive the wiring harness in the old packing. 10ft extendable wiring harness:up to 10ft of wiring that is plenty of length to put it where you want. Details makes perfect: adopt flexible strand copper wire, up to 300 watt load capacity. It is universal fit for any 7" 10" 12" 20" 30" 40" 50" light bars that is within 300w. Both of them are genuine products, please used rest-assured.

Cautions:we recommend professional installation, pls let professinal installer to wire the harness kit; If let the wire short circuit, the harness would melt and even caught a fire, we suggest that wrap all exposed wire with electrical tape to avoid a short circuit; Pls make sure your light within power 300W, or it would got melt as well. Mictuning heavy duty 2 lead 14awg wiring harness with on/off rocker switch and easy to install.
BrandMICTUNING #ad
ManufacturerMICTUNING #ad
Height24 Inches
Length144 Inches
Width24 Inches
Part NumberH608011
ModelH608011
Warranty1 Year warranty for Genuine MICTUNING brand wiring harness kit, replacement of whole harness kit or accessories upon proof of defective of item itself.

2. Eyourlife

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Heavy Duty 300W 9ft Led Light Bar Wireless Harness Kit With Remote Control ON/OFF Strobe Switch Universal Fit For Driving Fog Light Work Light1 LEAD, Eyourlife Wiring Harness

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Eyourlife #ad - Package include 1x wiring Harness,1 X Flash Remote Control Kit. 4 modes control:switch on, switch off, fast and slow strobe flash. Over 180ft control distance:wide range of control distance makes control the LED light bar more effective, but the distance will depend on different mounting location and environment.

Guarantee:we stand behind our products 100% with a 12-month warranty. Universal fit: compatible with all automobiles, boats and devices equipped with a 12V power source. Wireless remote control:our remote switch design will improve your installation experience. You need not to organize cables from car battery to cab for no manual switch equipped.
BrandEyourlife #ad
ManufacturerEyourlife #ad
Part Number709202601373
Model7.09203E+11
Warranty2 Years

3. YITAMOTOR

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Pickup, SUV, Jeep, YITAMOTOR LED Light Bar Wiring Harness with Fuse Relay On&Off Switch for Light Bar Fog Lights Compatible for ATV, LED Light Up to 300W 12V 40A 9ft.

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YITAMOTOR #ad - Money back guarantee - making you a happy customer is our guideline. Your satisfaction is backed by our Risk-free 30-Day Money Back Guarantee. For all your lights - with up to 300w load capacity, this wiring kit is compatible with any LED, hid or halogen off-road light bar, work light or auxiliary light.

Give it a shot, you will never go wrong with our YITAMOTOR 9ft. Easy installation - using red and black color code for easy hook up, this harness is flexible enough for mounting. All were tested rigorously by our professional technician before sells.

Safe construction - the 9 ft. Wiring kit. Easily connects any lighting accessory to its power source by tapping into the battery directly. Enhanced quality - the yitamotor wiring harness features heavy duty 14 gauge wires with waterproof thermoplastic PVC jacket that for better performance. Harness comes equipped with a fuse, relay and illuminated on/off switch.
BrandYITAMOTOR #ad
ManufacturerYITAMOTOR #ad
Part Number1x_B-WB-d

4. MICTUNING

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MICTUNING HD 14AWG 300w LED Light Bar Wiring Harness Fuse 40Amp Relay ON-OFF Waterproof Switch2Lead

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MICTUNING #ad - Cautions:we recommend professional installation, we suggest that wrap all exposed wire with electrical tape to avoid a short circuit; Pls make sure your light within power 300W, pls let professinal installer to wire the harness kit; If let the wire short circuit, the harness would melt and even caught a fire, or it would got melt as well.

Great construction: 40a power relay and with inline blade fuse for multiple safety protection. It is 2 lead that with 2 lights output connection, it can hook with 1 heavy duty off road led light bar above 180w and two small light bar. Our packing is being upgraded, so you may receive the wiring harness in the old packing.

10ft extendable wiring harness:up to 10ft of wiring that is plenty of length to put it where you want. Both of them are genuine products, please used rest-assured. Details makes perfect: adopt flexible strand copper wire, up to 300 watt load capacity. It is universal fit for any 7" 10" 12" 20" 30" 40" 50" light bars that is within 300w. Mictuning heavy duty 2 lead 14awg wiring harness with on/off rocker switch and easy to install.
BrandMICTUNING #ad
ManufacturerMICTUNING #ad
Height24 Inches
Length168 Inches
Width24 Inches
Part NumberH606011
ModelH606011
Warranty1 Yr Warranty

5. 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 - Easy installation - operated at dc 12v, 10ft long wires for flexible mounting to your desired location. 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.

Heavy duty wires - ul approval, 14awg premium copper wire, bears max. 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, wrapped by thermoplastic insulated PVC jacket, heat resistant up to 105?? 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.

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.
BrandMICTUNING #ad
ManufacturerMICTUNING #ad
Height26.4 Inches
Length144 Inches
Width26.4 Inches
Part NumberMIC-DSWH-072
Warranty1 Yr Warranty

6. MICTUNING

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MICTUNING HD 14AWG 300w LED Light Bar Wiring Harness Fuse 40Amp Relay ON-OFF Waterproof Switch1Lead

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MICTUNING #ad - Great construction: 40a power relay & with inline blade Fuse for multiple safety protection. It is 1 lead that with one lights output connection, it can hook with 1 heavy duty off road led light bar above 180w.

Details makes perfect: adopt flexible strand copper wire, up to 300 watt load capacity. It is universal fit for any 7" 10" 12" 20" 30" 40" 50" light bars that is within 300w. Mictuning heavy duty 1 lead 14awg wiring harness with Waterproof Red on/off toggle switch and easy to install. Cautions:we recommend professional installation, pls let professinal installer to wire the harness kit; If let the wire short circuit, We suggest that wrap all exposed wire with electrical tape to avoid a short circuit; Pls make sure your light within power 300W, the harness would melt and even caught a fire, or it would got melt as well.1

10ft extendable wiring harness:up to 10ft of wiring that is plenty of length to put it where you want.
BrandMICTUNING #ad
ManufacturerMICTUNING #ad
Height1.6 Inches
Length2 Inches
Width1 Inches
Part NumberH406011
ModelH406011
Warranty1 Year warranty for Genuine MICTUNING brand wiring harness kit, replacement of whole harness kit or accessories upon proof of defective of item itself.

7. Auto Power Plus

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Auto Power Plus Light Bar Wiring Harness w/ 5 Pin Rocker Switch 300W 12V 30A Fuse Relay Universal Nylon 2 Lead Wiring Harness Kit for Work Light Off Road Driving Fog Lights for Boat Trucks ATV UTV

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Auto Power Plus #ad - Circuit : 30A, relay max. Up to 3 meter that is plenty of length to use it at wherever you want. Compatible with all automobiles, off road led lights, fuse max. Protect from wear and Dust Resistant, high Temperature Resistant. Provide our 30 days return or exchange guarantee, 1 x Relay, 1 year quality guarantee and 24-hours online after-sale services.

Features - made of flame-retardant material, with a flame-retardant coefficient of V-1, which is safer than most of the wire pack materials in the market. Safe protection - 30a fuse and 40a 12v relay act as the first Line of defense against over-voltage, over-current, over-heat and short circuit protection to keep the whole circuits running safety. The words on the switch keep lighting up when powered on, with low power consumption, can be easily found in dark light, both of the pattern and words on the switch will keep blue indicator light after the led light bar light up.

Circuit: 40a, boats and devices equipped with 9-16V Input voltage. Designed to provide trouble-free plug and play installation. Package and guarantee - package included 1 x 2 lead wiring harness, 1 x Fuse, 1 x On/Off rocker switch. Excellent switch - the waterproof 5 pin on/off rocker switch has extremely high sensitivity and has been tested repeatedly to ensure durability. Wide uses - our 2 lead light bar wiring harness with 300w load capacity, it is universal fit for any size light bars, led work light, fog lights and other auxiliary lights that within 300W.
BrandAuto Power Plus #ad
ManufacturerAuto Power Plus #ad
Part Number702522

8. oEdRo

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OEdRo LED Light Bar Wiring Harness 300W 20Inch Tri-Rows LED Light Pod Spot Flood Combo Light Off Road Lights Led Fog Light Truck Light Boat Lighting Fit for Truck Pickup Jeep SUV ATV UTV

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oEdRo #ad - Brave man t1 series spot flood combo beam - advanced three rows of High-quality LED chips emits bright white light; Concentrated spot flood combo beam illuminates to further distance, 1. 3 times brighter than conventional dual row 20 inch light bars.

Best sevice: us based company, we offer no reason to refund within three months, specialized in led lights, 100% Satisfaction Guaranteed! Free shipping & Fast Delivery by. The stainless mounting brackets are rustproof and anti-corrosive. Adjustable mounting bracket - with adjustable mounting bracket, the 300w light pods can be adjusted to about 45 degrees, which makes changing direction of light beam easier.

High protective performance - ip67 waterproof Rate, waterproof up to 1 meter of water for 30 minutes and effectively dustproof. The lamp can be slid after install the accessory. Better heat dissipation - quick cooling aluminum alloy heat sinks and high-quality heat conduction silicone gel can effectively extend the lifespan of this off road light bar to over 50, 000 hours.
BrandoEdRo #ad
ManufacturerOEDRO #ad
Height2.52 Inches
Length19.68 Inches
Width3.47 Inches
Part NumberBO05-F03-x1l
ModelBO05-F03-x1l
WarrantyLimited lifetime warranty

9. Northpole Light

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SUV …, Truck, Car, ATV, Northpole Light 52 Inch 300W LED Light Bar Spot Flood Combo Light with 2PCS 18W CREE Flood LED Work Lights and 12V 40A Wiring Harness for Off Road

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Northpole Light #ad - Dc 10v-30v operating voltage range: it can apply to different types of trucks, Boating, SUV, Off-road vehicles, Mining, 4x4, Farming and Heavy Equipment etc.52" 300w spot-flood combo led light bar, 100 x 3 watt high power white LEDs at 6, 000K color temperature with 25000 Lumens.

Package contents: 1x 300w led light bar, mounting brackets, 1x Wiring harness, 2x 18W Flood LED Lights, Screws Set and 12 Month Worry-free Warranty. Tough design: black painted high quality aluminum housing, dustproof, stainless steel adjustable mounting bracket and shatterproof lenses with IP67 waterproof, durable to withstand any harsh condition. Long lifespan: eco-friendly low power consumption design with integral heatsink for longer lifespan, rated at 30, 000 hours. Great performance of waterproof, shockproof and anti-corrosion in extreme weather condition.
BrandNorthpole Light #ad
ManufacturerNorthpole Light #ad
Part NumberNPL-3002181

10. Nilight

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Nilight ZH411-A 12Inch 12 Inch 300W Triple Row Flood Spot Combo 30000LM Led Off Road Lights for Trucks with 16AWG Wiring Harness Kit,2 Years Warranty

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Nilight #ad - Package include: 1pc 12 inch 300W LED light bar, 1Pc wiring harness and mounting brackets. Wide application: suitable for almost all 12V battery vehicles, ships, cars, such as jeeps, motorcycles, UTVs, ATVs, yachts and trailers. Adjustable mounting bracket: the bracket can be adjusted and slid, offering convenience to adjust position flexibly when needed. Super brightness: combo beam with triple row and nest reflector cup design in the middle for extreme light efficiency. Two available leads: 11 feet extendable wiring harness, two Sets of light output connectors. Fit type: Universal Fit.
BrandNilight #ad
ManufacturerNiligh #ad
Part NumberZH411-A
ModelZH411-A
Warranty2 Years Warranty