The Best 4 flat trailer wiring of 2022 – Reviewed and Top Rated
After hours researching and comparing all models on the market, we find out the Best 4 flat trailer wiring of 2022. Check our ranking below.
2,077 Reviews Scanned
Rank No. #1
Best Connections Flat Trailer Light Cable Wiring Harness 100 Feet 14 AWG 4 Wire CCA
- 4-Way Flat Trailer Wiring; 14 Gauge - 100 Feet
- Single Conductor Stranded Wire
- Green: Right turn of vehicle's wiring harness; Yellow: Left turn of vehicle's wiring harness
- White: Vehicle ground point - metal, uncoated, rustproof; Brown: Tailight of vehicle's wiring harness
- Copper Clad Aluminum (CCA Wire)
Rank No. #2
SUZCO 25 Foot 4 Wire 4-Flat Trailer Light Wiring Harness Extension Kit, 4-Way Plug 4 Pin 21" Male & 4" Female Extension Connector & Wishbone-Style with 18 Gauge White Ground Wire with SAE J1128
- 【ITEM TYPE】This is a 21ft male & 4 ft female 4-flat marine trailer wiring harness with 4-way conductors and a 2ft white ground wire, made of 18-gauge wire, designed to split at the trailer tongue and run down each side of the trailer. The 4 flat trailer wire is color-coded and bonded wire to easily splice into your trailer's wiring system, no need for splicing wires. This trailer wire harness kit is completely sealed for a long corrosion-resistant installation.
- 【EXTENSION INCLUDING】This 25foot 4 wire boat trailer wiring extension can conform to the SAE J1128 specification. Extends wiring system provides more flexibility. It can protect tow vehicle electronics from wiring shorts. Includes a 4-feet trunk connector, splices, and clips. This trailer wire harness kit also can work on an COPPER trailer based on the ground wire.
- 【ENOUGH LENGHT GROUND WIRE】This trailer wire extension with 4 way flat plug connector is designed to supply power for tail lights, turn and brake lights, as well as a ground connection. The white grounding wire is so enough long to wiring. The trailer side ground wire is about 2ft. Trailer wiring harness features a ground wire. The white ground wire is made of 18-gauge, which is corrosion resistant terminal.
- 【4-WAY CONNECTORS & FITMENT】You can install the trailer wire so quickly and easily through the 4-way connectors. 4-pin connectors are available allowing the basic hookup of the three lighting functions (running, turn, and brake lights) plus one pin is provided for a ground wire. Most standard light duty trailers will use a 4-pole flat connector. Not compatible with motorcycle trailer wiring, and you could confirm the fitment to be not the wrong item before ordering.
- 【4 WIRING INSTRUCTION】There are instructions for wiring the running light and license plate lights included. The different color wires are clearly identified as each wire's function, so you can make the installation safe and straight-forward.
Rank No. #3
LIMICAR Trailer Wiring Harness Kit, 25ft Trailer Wire, Trailer Wiring Harness with 4 Flat Extension Connector, 4 Pin Flat Wishbond Trailer Wiring for Utility Boat Trailer Light Kit
- 25FT Male & 4-Flat Female Trailer Wiring Harness Extension Kit: Fits Trailers under & over 80" wide. Wire length (25' & 4') makes this trailer harness kit perfect for trailers measuring under or over 80" wide.
- 18 AWG Color Coded Wires Wishbone Style Harness: 4 flat trailer wire is color-coded and bonded wire for easily installation. White wire: Ground (Negative). Brown wire: Tail Lights. Yellow wire: Driver Side Stop/Turn Lights. Green wire: Passenger Side Stop/Turn Lights. The white ground wire is made of 18-gauge, reduce corrosion and makes installation safe.
- 25' Trailer Wiring Harness: Designed to split at the trailer tongue and run down each side of the trailer, 4' trailer side ground wire is enough to use for your trailer. Gives you the extra length, just need to extend current truck to trailer wires. No need to splice your new wires, simply extend them with this extender.
- 4-Way Flat Trailer Harness Kit: Complying with SAE J1128 standards for a low voltage primary cable. Constructed from the highest quality materials and superior quality guaranteed.
- Widely Application: Trailer Light Wire Suitable for marine boat trailer, horse trailer, ATV trailer, and other cargo utility trailer hitches (tow/haul vehicle must have 4-way plug). Not compatible with motorcycle trailer wiring. Please confirm the fitment with us before ordering.
SaleRank No. #4
EXERAUO Trailer Wiring Harness Kit, 4 Pin Flat 4 Wire Trailer Wiring Connector, 21ft & 4ft Wishbond Trailer Light Kit 4 Wire Plug Connector Trailer Light Wiring for Utility Trailer Lights
- 4 Pin Flat Trailer Wiring Harness Kit: Made of high quality materials and undergoes strict quality assurance to provide lasting performance and reliability.
- 21ft male& 4ft female trailer wiring Extension: Designed with 18 AWG Color Coded Wires, for safe simply wiring.suitable for trailers under and over 80″ in width
- Color coded wires: Plugs into the 4-way flats with color coded wire to help with installation: White - ground, Brown - tail lights, Yellow - driver side stop/turn, Green - passenger side stop/turn.
- 25ft harness kit: This trailer harness includes two wiring harnesses with four flat connectors for ease installation and avoid the wire becoming knotted during installation, reduce wiring time
- To make sure our sincere customers have the best buying experience, we provide 30-day return/ replacement service.If you are not satisfied with the product, please contact us, we will refund you unconditionally.
Rank No. #5
4 Flat Trailer Wire 18AWG 15Feet Trailer Harness Extenson Cable 4 Way Flat Trailer Connector
- This 4 pin trailer connector is designed to match industry standard 4way flat sockets, provides a male plug for your trailer and can be used to replace a worn out, broken wire on a wide variety of trailers
- Material：Made of Pure copper, Wire diameter 18AWG , The safe temperature is below 105 degrees Celsius and the safe voltage is below 300V. It is wrapped with insulating rubber that will never rust or corrode.
- Safe: The hard PVC shell can protect the wire, anti-corrosion, anti-oxidation, and the rubber-coated design at the wire joint can be more effectively waterproof
- Universal - Compatible With TRAILERS UNDER & OVER 80" WIDE. Suitable for all types of trailers including marine boat trailer, horse trailer, motorcycle trailer, ATV trailer, and other cargo utility trailer hitches
- If you need trailer lines of other sizes and specifications, you can also click on the other links
SaleRank No. #6
CURT 58030 Trailer-Side 4-Pin Flat Wiring Harness with 12-Inch Wires
- EASY GRIP. Plugging in your trailer wiring and trailer lights is easy with the ergonomic design of this trailer plug. It features tabs on the top and bottom for a better grip when plugging into your vehicle or unplugging
- RELIABLE CONNECTION. This 4-pin trailer wiring plug comes ready to splice into your existing trailer wiring. It has 16-gauge wires and can be used to connect the taillights, brake lights and turn signals
- VERSATILE DESIGN. This trailer connector makes a great replacement 4-flat trailer wiring connector. The 4-pin wiring design matches industry-standard 4-way flat sockets and can be used on a wide variety of trailers
- DURABLE CONSTRUCTION. For long-lasting use and a reliable connection, the housing of this 4-pin trailer wiring plug is made from durable black molded rubber that will never rust or corrode
- READY TO INSTALL. Equipped with blunt-cut, color-coded wires, this 4-prong trailer wiring plug comes ready to install. The 12-inch wire lead provides extra length for an easy installation
SaleRank No. #7
![ONLINE LED STORE 4 Pin Flat Trailer Light 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 Lights Kits](https://m.media-amazon.com/images/I/51rEcQ+ABuL._SL160_.jpg)
ONLINE LED STORE 4 Pin Flat Trailer Light 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 Lights Kits
- 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.
- 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.
- 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.
- 18 AWG COLOR CODED WIRES- Color coded 18 AWG wires clearly identify each wire's function; makes installation safe and straight-forward.
Rank No. #8
CURT 56407 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Jeep Wrangler JL, Gladiator , Black
- EASY TO INSTALL. No cutting! No splicing! This trailer wiring harness kit plugs into existing factory wiring on your vehicle and equips it with a standard, rear 4-pin trailer wiring connector for plugging in and towing a trailer
- STANDARD CONNECTOR. This plug-in 4-flat trailer wiring can be used to connect trailer tail lights, brake signal lights and turn signals. 4-way trailer light wiring is popular on a variety of trailers, adding versatile towing options for your vehicle
- VEHICLE-SPECIFIC. This aftermarket, vehicle-trailer wiring harness is designed for select years of the Jeep Wrangler JL and Jeep Gladiator
- RELIABLE POWER. This 4-way trailer wiring harness is built with surface mount technology. This type of circuitry generates less heat, optimal light intensity and durable performance
- DUST COVER. To promote long-lasting use and weather resistance, this 4-pole trailer lighting wire harness comes with a rubber dust cover. It easily fits onto the 4-way flat connector when not in use, protecting it against the outdoor elements
SaleRank No. #9
CURT 58040 Vehicle-Side 4-Pin Flat Trailer Wiring Harness with 60-Inch Wires
- EASY GRIP. Plugging in your trailer wiring and trailer lights is easy with the ergonomic design of this vehicle socket. It features tabs on the top and bottom for a better grip when plugging in or unplugging
- RELIABLE CONNECTION. This 4-pin trailer wiring socket comes ready to splice into your existing vehicle wiring. It has 16-gauge wires and can be used to connect the taillights, brake lights and turn signals
- VERSATILE DESIGN. This vehicle-trailer connector makes a great replacement 4-flat trailer wiring connector for your vehicle. The 4-pin wiring design matches industry-standard 4-way flat plugs and can be used for towing a wide variety of trailers
- DURABLE CONSTRUCTION. For long-lasting use and a reliable connection, the housing of this vehicle-side 4-pin trailer wiring plug is made from durable black molded rubber that will never rust or corrode
- READY TO INSTALL. Equipped with blunt-cut, color-coded wires, this 4-prong trailer wiring plug comes ready to install on your vehicle. The 60-inch wire lead provides plenty of extra length for a flexible installation
Rank No. #10
4-way Flat Trailer Connector with Snap Self-Closing Lid Cover Heavy-Duty 12V 4-pin Trailer Tow Wire Harness Socket Kit with 7.8" Wires Road Tough WeatherLock
- READY-TO-INSTALL kit includes 4-pin socket, 200 mm/7.8-inch pigtail, mounting bracket and hardware
- WeatherLock's 100% WATERTIGHT construction keeps water and dirt out per IPX7 and IPX9K
- DURABLE FiberCore composite construction is mechanically strong and UV-resistant
- HIGH-QUALITY plated contacts ensure many years of use
- 100% meets SAE J1239 testing and performance requirements
Last update on 2023-02-02 / Affiliate links / Images from Amazon Product Advertising API
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