20 Best Trailer Wire Connector 4-way [2024]

Are you looking for the best Trailer Wire Connector 4-way? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling Trailer Wire Connector 4-way.

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# Preview Product
1 CURT 58030 Trailer-Side 4-Pin Flat Wiring Harness with 12-Inch Wires CURT 58030 Trailer-Side 4-Pin Flat Wiring Harness with 12-Inch Wires
2 CURT 58050 Vehicle-Side and Trailer-Side 4-Pin Flat Wiring Harness with 72-Inch Wires CURT 58050 Vehicle-Side and Trailer-Side 4-Pin Flat Wiring Harness with 72-Inch Wires
3 ONLINE LED STORE 7-Way Blade to 4-Way Flat Trailer Adapter [Nickel-Plated Copper Terminals] [Rugged... ONLINE LED STORE 7-Way Blade to 4-Way Flat Trailer Adapter [Nickel-Plated Copper Terminals]...
4 MICTUNING Universal 4 Way Flat Y-Splitter Plug and Play Adapter Extension Harness for LED Tailgate... MICTUNING Universal 4 Way Flat Y-Splitter Plug and Play Adapter Extension Harness for LED...
5 Hopkins 48205 4 Wire Flat Connector Set with Splice Connectors Hopkins 48205 4 Wire Flat Connector Set with Splice Connectors
6 Hopkins 47345 4 Wire Flat Adapter Hopkins 47345 4 Wire Flat Adapter
7 CURT 58301 Vehicle-Side Trailer Wiring Harness Mounting Bracket for 4-Way Flat CURT 58301 Vehicle-Side Trailer Wiring Harness Mounting Bracket for 4-Way Flat
8 4-way Flat Trailer Connector with Snap Self-Closing Lid Cover Heavy-Duty 12V 4-pin Trailer Tow Wire... 4-way Flat Trailer Connector with Snap Self-Closing Lid Cover Heavy-Duty 12V 4-pin Trailer Tow...
9 WOFTD 4-Way Trailer Wiring Harness with 5 ft Wires 4-Pin Trailer Wiring Jacketed Cable 4 Flat... WOFTD 4-Way Trailer Wiring Harness with 5 ft Wires 4-Pin Trailer Wiring Jacketed Cable 4 Flat...
10 Hopkins 48192 Endurance Quick Fix Trailer Side 4-Flat Connector Hopkins 48192 Endurance Quick Fix Trailer Side 4-Flat Connector
11 CURT 58761 Vehicle and Trailer-Side 4-Pin Flat Wiring Harness Dust Covers, 2-Pack CURT 58761 Vehicle and Trailer-Side 4-Pin Flat Wiring Harness Dust Covers, 2-Pack
12 CURT 58671 Vehicle-Side and Trailer-Side 4-Pin Round Wiring Harness Connectors CURT 58671 Vehicle-Side and Trailer-Side 4-Pin Round Wiring Harness Connectors
13 CURT 58040 Vehicle-Side 4-Pin Flat Trailer Wiring Harness with 60-Inch Wires CURT 58040 Vehicle-Side 4-Pin Flat Trailer Wiring Harness with 60-Inch Wires
14 CURT 58345 Vehicle-Side 4-Pin Flat Trailer Wiring Harness CURT 58345 Vehicle-Side 4-Pin Flat Trailer Wiring Harness
15 ​Super repairman Trailer 4-Wire Plug 36' Inch 4 Pin Flat Wire Extension Male and Female Connector... ​Super repairman Trailer 4-Wire Plug 36" Inch 4 Pin Flat Wire Extension Male and Female...
16 CURT 58201 Vehicle-Side 4-Pin Flat Trailer Wiring Harness Connector Dust Cover CURT 58201 Vehicle-Side 4-Pin Flat Trailer Wiring Harness Connector Dust Cover
17 SUZCO 25 Foot 4 Wire 4-Flat Trailer Light Wiring Harness Extension Kit, 4-Way Plug 4 Pin Male &... SUZCO 25 Foot 4 Wire 4-Flat Trailer Light Wiring Harness Extension Kit, 4-Way Plug 4 Pin Male &...
18 4 Pin Flat Trailer Wiring Harness Kit [Wishbone-Style] [SAE J1128 Rated] [25' Male & 4' Female] [18... 4 Pin Flat Trailer Wiring Harness Kit [Wishbone-Style] [SAE J1128 Rated] [25' Male & 4' Female]...
19 Wesbar 787268 Trailer End Connector Wire, White Wesbar 787268 Trailer End Connector Wire, White
20 CURT 58300 Vehicle-Side Trailer Wiring Harness Mounting Bracket for 4-Way Flat CURT 58300 Vehicle-Side Trailer Wiring Harness Mounting Bracket for 4-Way Flat
Bestseller No. 1
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...
  • 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...
  • VERSATILE DESIGN. This trailer connector makes a great replacement 4-flat trailer wiring connector. The 4-pin wiring design matches industry-standard...
  • 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...
  • 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...
SaleBestseller No. 2
CURT 58050 Vehicle-Side and Trailer-Side 4-Pin Flat Wiring Harness with 72-Inch Wires
  • EASY GRIP. Plugging in your trailer wiring and trailer lights is easy with the ergonomic design of these vehicle-trailer connectors. They feature tabs...
  • RELIABLE CONNECTION. These 4-pin trailer wiring plugs come ready to splice into your existing vehicle and trailer wiring. They have 16-gauge wires and...
  • VERSATILE DESIGN. These vehicle-trailer connectors make great replacement 4-flat wiring plugs and sockets. The 4-pin wiring design matches...
  • DURABLE CONSTRUCTION. For long-lasting use and a reliable connection, the housing of these 4-pin trailer wiring plugs is made from durable black...
  • READY TO INSTALL. Equipped with color-coded wires, these 4-prong trailer wiring connectors come ready to install. The 72-inch wire loop provides...
Bestseller No. 3
ONLINE LED STORE 7-Way Blade to 4-Way Flat Trailer Adapter [Nickel-Plated Copper Terminals] [Rugged...
  • NO TOOLS NEEDED - Easily adapt your 7-WAY RV BLADE vehicle socket to 4-WAY FLAT connector used on lightweight trailers.
  • NO MORE UGLY DANGLING CONNECTORS - Our 7-way blade to 4-way flat adapter eliminates the need of converter wiring harnesses and is compact enough to be...
  • RUGGED NYLON HOUSING - Water, temperature, and shock resistant to provide years of reliable service.
  • EXCEEDS OEM SPECIFICATIONS - Nickel-plated copper electrical terminals are tough against corrosions while yielding superior conductivity.
  • LOCKS SECURELY IN PLACE - Durable nylon housing designed to be latched on by the tow vehicle's socket while finger lugs allow easy removal when...
Bestseller No. 4
MICTUNING Universal 4 Way Flat Y-Splitter Plug and Play Adapter Extension Harness for LED Tailgate...
  • 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
SaleBestseller No. 5
Hopkins 48205 4 Wire Flat Connector Set with Splice Connectors
  • Includes one 48" vehicle end connector and one 12" trailer end connector
  • Includes 6 splice connectors
  • Wire functions printed on wire for easy reference
  • Corrosion resistant terminals
  • Meets SAE standards
Bestseller No. 6
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
SaleBestseller No. 7
CURT 58301 Vehicle-Side Trailer Wiring Harness Mounting Bracket for 4-Way Flat
  • STANDARD FIT. This trailer wiring mounting bracket is designed to securely mount virtually any industry-standard 4-way flat connector
  • FLEXIBLE MOUNTING. The bracket features a simply friction fit design to accept a variety of trailer wiring harnesses. It allows you to mount the...
  • HIGH-STRENGTH. This trailer wiring harness bracket is made from solid steel to provide plenty of strength for a solid mount and to remain fixed in...
  • CORROSION-RESISTANT. To face the weather and elements with ease, this trailer wiring bracket is covered in a black powder coat finish, helping to...
  • EASY TO INSTALL. To install this mounting bracket for vehicle-trailer wiring, you can bolt it directly onto your vehicle using the top screw holes, or...
Bestseller No. 8
4-way Flat Trailer Connector with Snap Self-Closing Lid Cover Heavy-Duty 12V 4-pin Trailer Tow Wire...
  • 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
Bestseller No. 9
WOFTD 4-Way Trailer Wiring Harness with 5 ft Wires 4-Pin Trailer Wiring Jacketed Cable 4 Flat...
  • WOFTD 4-Way Trailer Wiring Harness with 5 ft Wires 4-Pin Trailer Wiring Jacketed Cable 4 flat trailer wire Extension Connector - 5 ft
  • The WOFTD 4-way trailer Wiring Harness, the wire is made of 18AWG brass material, The safe temperature is below 105 degrees Celsius and the safe...
  • This 4-pin trailer wiring plug comes ready to splice into your existing trailer wiring It can be used to connect the taillights, brake lights and turn...
  • The 5-ft wire lead provides plenty of extra length for a flexible installation.(The Trailer Wiring Harness perfect adapt WOFTD Trailer Plug Adapter)
  • Please feel free to contact us at first if there is any problem when you receive or use our products. We are always here to support you.
Bestseller No. 10
Hopkins 48192 Endurance Quick Fix Trailer Side 4-Flat Connector
  • Combines the Endurance professional grade with the ease and speed of Quick Fix for a simple repair
  • LED test lights conveniently confirm electrical continuity
  • Durable dust cover to prevent corrosion and wire retention plate included
  • Ergonomic pull finger grips make for easier handling and prevent wire strain
  • Splicing inside the plug protects connections from the elements
SaleBestseller No. 11
CURT 58761 Vehicle and Trailer-Side 4-Pin Flat Wiring Harness Dust Covers, 2-Pack
  • RELIABLE PROTECTION. This dust cover set is the ideal way to protect your 4-way flat vehicle and trailer connectors when not towing. The covers...
  • STANDARD FIT. These connector dust covers feature an industry-standard size to fit virtually any vehicle 4-flat wiring plug and socket. Covers for the...
  • LONG-LASTING. These 4-way flat dust caps are made from durable molded black rubber, meaning they will never rust or corrode, in spite of frequent...
  • EASY TO INSTALL. These 4-pin wiring covers install quickly and easily. Just press them onto the connectors whenever needed! The friction fit...
  • ALWAYS ON HAND. These 4-flat vehicle-trailer wiring dust covers are equipped with an attachment loop to attach to the vehicle and trailer wiring...
SaleBestseller No. 12
CURT 58671 Vehicle-Side and Trailer-Side 4-Pin Round Wiring Harness Connectors
  • EASY GRIP. Plugging in your trailer wiring and trailer lights is easy with the ergonomic design of these trailer wiring connectors. The trailer plug...
  • VERSATILE DESIGN. These trailer wiring connectors make great replacement 4-flat wiring plugs and socket. They match industry-standard 4-way round...
  • DURABLE CONSTRUCTION. For long-lasting use and a reliable connection, the housing of these 4-pin trailer wiring connectors is made from strong,...
  • RELIABLE CONNECTION. These 4-way round trailer wiring connectors are equipped with locking tabs that secure the plug into the socket when inserted....
  • WEATHER-RESISTANT. To help protect the splice-in wiring connections, these 4-wire trailer plugs feature concealed terminals, keeping the wires from...
SaleBestseller No. 13
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...
  • 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...
  • VERSATILE DESIGN. This vehicle-trailer connector makes a great replacement 4-flat trailer wiring connector for your vehicle. The 4-pin wiring design...
  • 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...
  • 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...
SaleBestseller No. 14
CURT 58345 Vehicle-Side 4-Pin Flat Trailer Wiring Harness
  • 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...
  • 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...
  • VERSATILE DESIGN. This vehicle-trailer connector makes a great replacement 4-flat trailer wiring connector for your vehicle. The 4-pin wiring design...
  • 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...
  • READY TO INSTALL. Equipped with blunt-cut, color-coded wires and snap locks, this 4-prong trailer wiring plug comes ready to install on your vehicle....
Bestseller No. 15
​Super repairman Trailer 4-Wire Plug 36" Inch 4 Pin Flat Wire Extension Male and Female Connector...
  • Trailer 4 wire extension, color-coded heavy-duty 20 gauge wires, 36 inch
  • Constructed with bonded wires for easier installation. The 4-way flat output connects tail lights, brake lights and turn signals
  • 4 Pin trailer plug 4-way flat connector with sealing cap on the end keeps the leads dry when not in use
  • 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...
Bestseller No. 16
CURT 58201 Vehicle-Side 4-Pin Flat Trailer Wiring Harness Connector Dust Cover
  • RELIABLE PROTECTION. This dust cover is the ideal way to protect your 4-way flat vehicle connector when not towing. It protects the wiring terminals...
  • STANDARD FIT. This connector dust cover features an industry-standard size to fit virtually any vehicle 4-flat wiring plug. It is designed...
  • LONG-LASTING. This 4-way flat dust cap is made from durable molded black rubber, meaning it will never rust or corrode, in spite of frequent exposure...
  • EASY TO INSTALL. This 4-pin wiring cover installs quickly and easily. Just press it onto the vehicle plug whenever needed! The friction fit eliminates...
  • ALWAYS ON HAND. This 4-flat vehicle-trailer wiring dust cover is equipped with an attachment loop to attach to the vehicle wiring harness and always...
Bestseller No. 17
SUZCO 25 Foot 4 Wire 4-Flat Trailer Light Wiring Harness Extension Kit, 4-Way Plug 4 Pin Male &...
  • 【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...
  • 【EXTENSION INCLUDING】This 25foot 4 wire boat trailer wiring extension can conform to the SAE J1128 specification. Extends wiring system provides...
  • 【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...
  • 【4-WAY CONNECTORS & FITMENT】You can install the trailer wire so quickly and easily through the 4-way connectors. 4-pin connectors are available...
  • 【4 WIRING INSTRUCTION】There are instructions for wiring the running light and license plate lights included. The different color wires are clearly...
Bestseller No. 18
4 Pin Flat Trailer Wiring Harness Kit [Wishbone-Style] [SAE J1128 Rated] [25' Male & 4' Female] [18...
  • 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...
  • 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...
  • 18 AWG COLOR CODED WIRES- Color coded 18 AWG wires clearly identify each wire's function; makes installation safe and straight-forward.
SaleBestseller No. 19
Wesbar 787268 Trailer End Connector Wire, White
  • Wesbar 787268
  • 4-Flat Trailer End Connector
  • 8' Jacketed Cable
  • Item Package Weight: 0.93 pounds
Bestseller No. 20
CURT 58300 Vehicle-Side Trailer Wiring Harness Mounting Bracket for 4-Way Flat
  • STANDARD FIT. This trailer wiring mounting bracket is designed to securely mount virtually any industry-standard 4-way flat connector
  • FLEXIBLE MOUNTING. The bracket features a simply friction fit design to accept a variety of trailer wiring harnesses. It allows you to mount the...
  • HIGH-STRENGTH. This trailer wiring harness bracket is made from solid steel to provide plenty of strength for a solid mount and to remain fixed in...
  • CORROSION-RESISTANT. To face the weather and elements with ease, this trailer wiring bracket is covered in a black powder coat finish, helping to...
  • EASY TO INSTALL. To install this mounting bracket for vehicle-trailer wiring, you can bolt it directly onto your vehicle using the top screw holes, or...

Having trouble finding a great Trailer Wire Connector 4-way?

This problem is well understood by us because we have gone through the entire Trailer Wire Connector 4-way research process ourselves, which is why we have put together a comprehensive list of the best Trailer Wire Connector 4-ways available in the market today.

After hours of searching and using all the models on the market, we have found the best Trailer Wire Connector 4-way for 2023. See our ranking below!

How Do You Buy The Best Trailer Wire Connector 4-way?

Do you get stressed out thinking about shopping for a great Trailer Wire Connector 4-way? Do doubts keep creeping into your mind?

We understand, because we’ve already gone through the whole process of researching Trailer Wire Connector 4-way, which is why we have assembled a comprehensive list of the greatest Trailer Wire Connector 4-way available in the current market. We’ve also come up with a list of questions that you probably have yourself.

John Harvards has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Trailer Wire Connector 4-way that you consider buying. Your questions might include the following:

  • Is it worth buying an Trailer Wire Connector 4-way?
  • What benefits are there with buying an Trailer Wire Connector 4-way?
  • What factors deserve consideration when shopping for an effective Trailer Wire Connector 4-way?
  • Why is it crucial to invest in any Trailer Wire Connector 4-way, much less the best one?
  • Which Trailer Wire Connector 4-way are good in the current market?
  • Where can you find information like this about Trailer Wire Connector 4-way?

We’re convinced that you likely have far more questions than just these regarding Trailer Wire Connector 4-way, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for Trailer Wire Connector 4-way, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Trailer Wire Connector 4-way. Make sure that you are only using trustworthy and credible websites and sources.

John Harvards provides an Trailer Wire Connector 4-way buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available Trailer Wire Connector 4-way currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of Trailer Wire Connector 4-way has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an Trailer Wire Connector 4-way?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your Trailer Wire Connector 4-way.
  5. Customer Ratings: Number ratings grade Trailer Wire Connector 4-way objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Trailer Wire Connector 4-way.
  7. Product Quality: You don’t always get what you pay for with an Trailer Wire Connector 4-way, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an Trailer Wire Connector 4-way is should be an indication of how long it will work out for you.

John Harvards always remembers that maintaining Trailer Wire Connector 4-way information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding Trailer Wire Connector 4-way is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly!

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FAQ:

Q: How to wire a 4 wire trailer wiring diagram?

A: Power&Ground. The white wire must be attached to the trailer for the grounding and power supply of the lights. … Rear Lights. The brown wire is attached on one side to the rear lights and market lights. … Marker Lights. You need butt connectors to connect one end of the marker lights to the other ends. …

Q: How do you Connect 4 wire to 3 wire?

A: Pull the main power panel door open. Shut off power to the 4-wire circuit by switching off the breaker that controls that particular circuit. Go to the 4-wire junction box and remove the junction box cover by unscrewing the two or four screws which hold the access cover in place. Push a 3-wire cable into the junction box through the knockout hole. …

Q: How to install GFCI outlet with 4 wires?

A: Use a screwdriver or drill to remove the wall plate. Remove mounting screws and gently pull the switch out of the wall box. If replacing an existing GFCI,label the black and white wires on the Line and Load terminals. Disconnect wires from the existing outlet. Prepare wires by making sure they are straight and not touching each other. …

Q: What size breaker for 4 wire?

A: What size of circuit breaker and wire for 4 or 5 ton air conditioner? A 4 and 5-ton air-conditioner will likely need a circuit breaker rated 45-50 A connected with 8-10 AWG wire when supplied with 197-253 volts. The breaker and wire size will largely depend on the power consumption (W) of the air-conditioner.