The Best 4 Pin Trailer Plug of 2020 – Reviewed and Top Rated

2,547 Reviews Scanned

Rank No. #1
Wesbar 787264 Trailer End Connector Wire
  • 4-Way Flat Wiring Connector; Trailer End; 4 ft. Jacketed Cable;
Rank No. #2
Hopkins 47345 4 Wire Flat Adapter
  • The new patent-pending LED series incorporates built-in trouble-shooting
  • If the trailer lights are not functioning correctly, you can isolate the problem by simply looking at the adapter
  • Includes function testing LEDs
  • 7 Way RV blade to 4 Wire flat
  • Take the guesswork and frustration out of vehicle to trailer wiring
Rank No. #3
Hopkins 48205 48" 4-Wire Flat Connector Set with Splice Connectors
  • Includes one 48" vehicle end connector and one 12" trailer end connector
  • Includes six splice connectors
  • Printed wire functions on vehicle side for easy wire reference and quick installation
  • Corrosion resistant terminals
  • Meets SAE standards
Rank No. #4
SUZCO 25 Foot 4 Wire 4-Flat Trailer Light Wiring Harness Extension Kit, 4-Way Plug 4 Pin Male & Female Extension Connector & Wishbone-Style with 18 Gauge White Ground Wire with SAE J1128
  • 【ITEM TYPE】This is a 25 foot male & female 4-flat marine trailer wiring harness with 4-way conductors and a 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 aluminum 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. FREE-REPLACEMENT SERVICE.
Rank No. #5
NEW SUN Trailer Wire Plug 32” 4 Way Flat 4 Pin Universal Wiring Connector
  • Made with Bonded Wires and Durable Molded Rubber
  • Universal 4 Pin Trailer Plug 4 Core Departments with Waterproof Cover
  • 4 Pole Flat Trailer Plug Connect 6/12/24V with 32” Color-coded Lead Wire
  • Safely Extend Towing Lights without Consequently Having a Dimmer Light
  • Used for All Types of Vehicles Like Trailer, Truck, Motorcycle Trailer, ATV Trailer(This connector solely sold by NEW SUN, any purchase from other sellers will not be protected, please make sure you order from NEW SUN before payment.)
SaleRank No. #6
Reese Towpower 8550511 Professional 4-Way Flat Vehicle End Connector with 48" Insulated Cable
  • 48 inch professional grade jacketed cable insulates 18 gauge wires
  • Strain relief on connector reduces stress on cable
  • Removal grips molded into connector
  • Tin plate terminals
  • Dust cover for terminal protection when not in use
Rank No. #7
Hopkins 48295 4 Pole Round Matched Set
  • 4 pole round set
  • Contains matched set, tow vehicle end socket and trailer end plug only
  • Die-cast zinc connectors for durability
  • Impact and corrosion resistant
  • Reliable and durable
Rank No. #8
MICTUNING Universal 4 Way Flat Y-Splitter Plug and Play Adapter Extension Harness for LED Tailgate Light Bar and Trailer Lights
  • 2-Way Y-Splitter Harness, Special Design to Fit For Trailer LED Lights, Tailgate Light Bars and Other Use
  • 17.5" Long Wiring Harness with 9" of each Male Flat 4 Pin Connector and 2 Female Flat 4 Pin Connectors
  • Premium Insulating Silicone Housing, Worry-free About Wiring Safety, Super Flexible and Durable
  • Play-N-Play, Fits ALL Types of Trailers, Helping to Extend Your Original One Without Splicing New Wires
  • What You Get: 1x 4 Pin Trailer Y-Splitter, Free Lifetime Technical Support, Plus Friendly Aftermarket Services
Rank No. #9
Wesbar 787268 Trailer End Connector Wire
  • Wesbar 787268 4-Way Flat Wiring Connector; Trailer End; 8 ft. Jacketed Cable;
Rank No. #10
CARROFIX Trailer 4 Wire Plug 32" inch 4 Pin Flat Wire Extension Male & Female Connector
  • Trailer 4 wire extension, color coded heavy duty 20 gauge wires, 32 inch
  • 4 Pin trailer plug 4 way flat connector with sealing cap on the end keeps the leads dry when not in use
  • Constructed with bonded wires for easier installation. 4 way flat output connects tail lights, brake lights and turn signals
  • No need to splice wires, simply extend them with this extender into existing wiring to provide connections for both vehicle and trailer
  • Fits for all types of trailers including marine boat trailer, horse trailer, ATV trailer, and other cargo utility trailer hitches which have a 4-way plug

Last update on 2020-05-09 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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