Top 10 Trailer Wiring Kit – Towing Hitch Wiring

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1. SUZCO

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4-Way Plug 4 Pin Male & Female Extension Connector & Wishbone-Style with 18 Gauge White Ground Wire with SAE J1128, SUZCO 25 Foot 4 Wire 4-Flat Trailer Light Wiring Harness Extension Kit

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SUZCO #ad - Extension includingthis 25foot 4 wire boat trailer wiring extension can conform to the sae j1128 specification. Extends wiring system provides more flexibility. Enough lenght ground wirethis trailer wire extension with 4 way flat plug connector is designed to supply power for tail lights, as well as a ground connection.

This trailer wire harness kit is completely sealed for a long corrosion-resistant installation. The 4 flat trailer wire is color-coded and bonded wire to easily splice into your trailer's wiring system, made of 18-gauge wire, no need for splicing wires. 4 wiring instructionthere are instructions for wiring the running light and license plate lights included. 4-way connectors & fitmentyou can install the trailer wire so quickly and easily through the 4-way connectors. Not compatible with motorcycle trailer wiring, turn, and you could confirm the fitment to be not the wrong item before ordering.

Includes a 4-feet trunk connector, splices, and clips. This trailer wire harness kit also can work on an aluminum trailer based on the ground wire. It can protect tow vehicle electronics from wiring shorts. Item typethis is a 25 foot male & female 4-flat marine trailer wiring harness with 4-way conductors and a white ground wire, designed to split at the trailer tongue and run down each side of the trailer. 4-pin connectors are available allowing the basic hookup of the three lighting functions running, and brake lights plus one pin is provided for a ground wire.
BrandSUZCO #ad
ManufacturerSUZCO #ad
Weight0.02 Pounds
Part NumberSUZCO888888888
Model4350429910

2. MICTUNING

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8 Feet, Weatherproof, MICTUNING Heavy Duty 7 Way Plug Inline Trailer Cord with 7 Gang Junction Box

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MICTUNING #ad - Convenient trailer wiring - sturdy junction box with color marked 7-poles that can be easily identified, tail light, reverse light, gives you more convenience for wiring left/right turn light, brake signal lamp, etc. Excellent construction - adopted flameproof ABS junction box and good conductivity copper with solid cord, campers, trailers, caravans, perfect for RVs, stronger and rugged, food vans and other towed vehicles.

What you'll get:2 year mictuning warranTY and lifetime best customer service, 4x Close Grommets. Flexible connection - 8ft long cord with soft and durable pvc housing that offers you plenty of flexibility to wire it from the front to the rear of your car. Not like others, only 4ft or 6ft. Best sealing performance - 4 open & 4 close rubber fitted grommets for option based on your wiring needs, making the whole junction box waterproof, 1 x 7-Way Trailer Plug with Junction Box, 4x open Grommets, dustproof and corrosion resistant.

Tidy your wire harness - 7-way copper blade molded into a heavy duty plug, provides a fast and simplified way for wires connection as well as keeping all your trailer wiring in order. Cautions: pls read the plug diagram carefully and refer to the diagram to install this 7 way plug.
BrandMICTUNING #ad
ManufacturerMICTUNING #ad
Height1 Inches
Length80 Inches
Weight2.97 Pounds
Width2 Inches
Part NumberMIC-TWB-031
ModelMIC-TWB-031
Warranty2 Yr Warranty

3. LIMICAR

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LIMICAR Trailer Wiring Harness Extension Kit, 4 Pin Flat Wishbond Trailer Harness for Utility Boat Trailer Lights Kits, 25ft Trailer Wiring Harness with 4 Flat Extension Connector

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LIMICAR #ad - Not compatible with motorcycle trailer wiring. 18 awg color coded wires wishbone style harness: 4 flat trailer wire is color-coded and bonded wire for easily installation. Constructed from the highest quality materials and superior quality guaranteed.

Widely application: suitable for marine boat trailer, horse trailer, ATV trailer, and other cargo utility trailer hitches tow/haul vehicle must have 4-way plug. Yellow wire: Driver Side Stop/Turn Lights. No need to splice your new wires, 4' trailer side ground wire is enough to use for your trailer. 25' trailer wiring harness: designed to split at the trailer tongue and run down each side of the trailer, just need to extend current truck to trailer wires. 25ft male & 4-flat female trailer wiring harness extension kit: fits Trailers under & over 80" wide.

White wire: Ground Negative. Brown wire: Tail Lights. Green wire: passenger Side Stop/Turn Lights. The white ground wire is made of 18-gauge, reduce corrosion and makes installation safe. Please confirm the fitment with us before ordering. Gives you the extra length, simply extend them with this extender. Wire length 25' & 4' makes this trailer harness kit perfect for trailers measuring under or over 80" wide.
BrandLIMICAR #ad
ManufacturerLIMICAR #ad
Part Number200578

4. ONLINE LED STORE

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4 Pin Flat Trailer Wiring Harness Kit Wishbone-Style SAE J1128 Rated 25' Male & 4' Female 18 AWG Color Coded Wires 4 Way Flat 5 Wire Harness For Utility Boat Trailer Lights Kits

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ONLINE LED STORE #ad - 18 awg color coded wires- color coded 18 awg wires clearly identify each wire's function; makes installation safe and straight-forward. For trailers under & over 80" wide- long total wire length 25' plus 4' make this trailer harness kit perfect for trailers measuring under or over 80" wide.

Sae j1128 rated- meets sae standards for a low voltage primary cable intended for use at a nominal system voltage of 60 V DC 25 V AC or less in surface vehicle electrical systems; backed by a 2 year warranty. 25' male & 4' female included- our 4-way trailer wiring harness includes both the male and female sides for added value. Wishbone style wiring setup- wishbone design makes it easier to wire to the taillights; simplifies installation process.
BrandONLINE LED STORE #ad
ManufacturerONLINE LED STORE #ad
Height2.5 Inches
Length7.5 Inches
Weight0.95 Pounds
Width3.5 Inches
Part NumberACCEPSCBL0105
Model4336325634

5. MAXXHAUL

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MAXXHAUL 70205 12V All LED Submersible Trailer Light Kit , Red

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MAXXHAUL #ad - Includes 23-foot wiring harness with UV coated jackets. Includes 23 and 4 foot 4-pole color coded wiring harness. Complies with dot standards; side lens are with standard bulb. High visibility LED taillights last longer than standard incandescent lights. Product type: Lighting and Electrical. Kit includes stop, tail and turn signal lights, two amber clearance lights and wiring harness. Corrosion resistant housing. For trailers less than 80 Inch wide.
BrandMAXXHAUL #ad
ManufacturerMaxxHaul #ad
Height3.7 Inches
Length12 Inches
Weight2.6 Pounds
Width11.3 Inches
Part Number70205
Model70205
WarrantyPlease contact seller for manufacturer's warranty

6. RVMATE

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RVMATE 7 Way 8 Feet Trailer Cord Kit, Include 12V Breakaway Switch and Plug Holder, Trailer Connector Cable Wiring Harness with Waterproof Junction Box

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RVMATE #ad - Practical trailer cord set: this set includes a 7-way trailer cord with junction box- 8 feet for your trailer wiring, a 12v breakaway switch for safer towing by connecting your vehicle to your trailer's breakaway battery and trailer brakes, and a plastic trailer plug holder that keeps the plug from dragging on the ground.

Wiring instructions: the color of the wiring may not match the color of your trailer, please compare the wiring diagram in the picture or manual. Good sealing performance: ABS housing junction box coupled with rubber grommets providing superb protection against rough weather condition. Weatherproof, and corrosion-resistant.

Convenient trailer wiring: 7-way molded plug and pre-wired junction box makes it much easier for wire connections as well as keeping all your wires organized and protected, eliminates troublesome splicing, and simplify installation. Durable construction: 100% copper wire ensures great conductivity, abrasion, moisture, soft and rugged PVC material jacket providing flexibility in use.
BrandRVMATE #ad
ManufacturerRVMATE #ad
Part NumberRMTCK-1

7. Best Connections

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Best Connections Trailer Light Cable Wiring Harness 50 Feet 14 Gauge 7 Wire 7 Colors

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Best Connections #ad - Perfect for car audio, Home Theatre, Insulated, Automotive.14 gauge, 50' ft, Single Conductor. Flexible, and jacketed in pvc. Remote, turn on, Hook Up Wire. Excellent for any 6 voLT - 80 VOLT application. Stranded Copper Clad Aluminum.
BrandBest Connections #ad
ManufacturerAudiopipe #ad
Height1.7 Inches
Length16 Inches
Width8 Inches
Part NumberAP-14-50 BL RD WH GRN YL BRW PU
Modelf-1254

8. MAXXHAUL

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MAXXHAUL 70094 12V Trailer Light Kit for Trailers Under 80"

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MAXXHAUL #ad - 25-feet split y-style harness and 4-feet 4-pole color coded copper wires. Trailer light kit for under 80-inch. Kit includes stop, tail, turn signal lights, two amber clearance lights and wiring harness. Large 4. 5-inch x 5-inch lenses and includes license plate light and bracket.
BrandMAXXHAUL #ad
ManufacturerMaxxHaul #ad
Weight2.57 Pounds
Part Number70094
Model70094
Warranty90 days

9. Best Connections

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Trailer Light Cable Wiring for Harness 100ft spools 14 Gauge 7 Wire 7 Colors

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Best Connections #ad - Excellent for any 6 vOLT - 80 VOLT application. This is not awg american gauge wire. 14 gauge, turn on, remote, 100' ft, single conductor, hook up wire. Perfect for car Audio, Home Theatre, Automotive. Please note that you will receive colors of our choosing from our defaults at the time, no color requests may be made for specific colors. Flexible, insulated, and Jacketed in PVC. Stranded Copper Clad Aluminum.
BrandBest Connections #ad
ManufacturerAudiopipe #ad
Part NumberAP-14-100x7BLUEREDWHITEGREENYELLOWBRUR
Model13

10. RVGUARD

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RVGUARD 7 Way 8 Feet Trailer Cord with 7 Gang Junction Box Kit,Include 12V Breakaway Switch and Plug Holder, Trailer Connector Cable Wiring Harness with Waterproof Junction Box

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RVGUARD #ad - Durable construction and flexible connection: rvguard trailer extension cord use conductive copper wire, soft and rugged PVC housing provide flexibility for you to connect to your car. Versatile applications: perfect for connecting tail, caravans, turn signals and auxiliary power of your trailers, RVs, reverse, campers, brake, food vans and other towed vehicles.

Connect your wire harness: rvguard 8 ft long trailer cord with 7-way copper blade molded into a heavy duty plug, provides a fast and simplified way for wires connection as well as keeping all your trailer wiring in order. Please carefully read the diagram before any operations on the product. The color coded is suitable for most standard trailer wiring, some differs due to different trailer manufacturers, please check if it is suit for your trailer before.

Also weatherproof and corrosion resistant for long lifespan. If there is any quality problem of our products or you are not happy with your purchase in our store, please kindly contact us and we are always ready to help. One year warranty: we take full responsibility for our product and customer dissatisfaction. Easy splicing: rvguard 7 color-coded wires and coated with durable rubber-like insulation for convenient wiring.
BrandRVGUARD #ad
ManufacturerRVGUARD #ad
Part NumberRGTCE-F
ModelRGTCE-F