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The Best trailer breakaway wiring diagram of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best trailer breakaway wiring diagram of 2022. Check our ranking below.

2,318 Reviews Scanned

Rank No. #1
BUNKER INDUST Trailer Brakes Breakaway Kit with Charger, LED Indicator, Switch, 12V 5AH Battery for Trailer Caravan
  • For use on trailers with an existing electric brake system
  • Activates trailers brakes upon separation from tow vehicle to ensure a safe stop of the trailer
  • Push to Test: LED's indicate fully charged, charging or (needs) recharge
  • Complete system includes: Break Away Unit,Battery&Break Away Switch
  • Quick and easy installation,side-mount installation design.Weather resistant
SaleRank No. #2
CheeMuii 15 FT 7 Way Trailer Cord and 7 Gang Junction Box Kit with 12 V Breakaway Switch and Plug Holder Heavy Duty Trailer Wiring Harness Kit for Trailers RVs Campers
  • JUNCTION BOX: The junction box is equipped with 7 color-coded terminals and wires, which can easily identify the corresponding functions of the wires and facilitate wiring. Strong junction boxes are waterproof and dust resistant to increase the service life of trailer cords
  • COPPER POWER CORD: The 7-way trailer cord is made of high-quality copper and has a long service life. And has excellent electrical and thermal conductivity, to ensure the normal use of car lights in the process of driving (such as turn signal and brake lights, etc.)
  • BREAKAWAY SWITCH: This 12 V trailer breakaway switch provides safer traction by connecting the trailer's breakaway battery and trailer brake. If the trailer is disconnected while being towed, the cable will release and the brakes will be activated
  • DETAILED WIRING INSTRUCTION: CheeMuii trailer cords use 7 color-coded wires, and the color code adopted is suitable for most RV trailer wiring standards, but as there are some differences between trailer manufacturers, we have updated the detailed instructions, please read them carefully before use. Please refer to the wiring instructions and connect cables according to the color and function of the wires to avoid errors
  • WIDE APPLIATION: Suitable for trailers, RVs, campers, caravans, food vans and other towed vehicles. Perfectly connected taillights, brake lights, reverse lights, turn signals and auxiliary power
Rank No. #3
CheeMuii 12 FT 7 Way Trailer Wiring Harness Kit with 12V Breakaway Switch Heavy Duty 7 Way Trailer Cord with 7 Pin Trailer Plug and 7 Gang Trailer Junction Box
  • COPPER POWER CORD: The 7-way trailer cord is made of high-quality copper and has a long service life. And has excellent electrical and thermal conductivity, to ensure the normal use of car lights in the process of driving (such as turn signal and brake lights, etc.)
  • JUNCTION BOX: The junction box is equipped with 7 color-coded terminals and wires, which can easily identify the corresponding functions of the wires and facilitate wiring. Strong junction boxes are waterproof and dust resistant to increase the service life of trailer cords
  • BREAKAWAY SWITCH: This 12 V trailer breakaway switch provides safer traction by connecting the trailer's breakaway battery and trailer brake. If the trailer is disconnected while being towed, the cable will release and the brakes will be activated
  • DOUBLE PRONG TRAILER PLUG: The CheeMuii 7 pin trailer plug uses the premium copper double prong to replace the poor single prong, and the outer wrap is made of weatherproof and durable material to ensure a longer service life
  • DETAILED WIRING INSTRUCTION: CheeMuii trailer cords use 7 color-coded wires, and the color code adopted is suitable for most RV trailer wiring standards, but as there are some differences between trailer manufacturers, we have updated the detailed instructions, please read them carefully before use. Please refer to the wiring instructions and connect cables according to the color and function of the wires to avoid errors
Rank No. #4
Side Load Trailer Breakaway Kit with Battery, Breakaway Switch, Breakaway Cable, Battery Box, Built in Charger, LED Charge Indicator and Wiring. Trailer Accessories for Electric Trailer Brakes
  • Trailer Breakaway Kit includes: 5-amp-hour battery, breakaway switch, breakaway cable, built in charger, side load battery box and wiring. Meets DOT Requirements.
  • Trailer Breakaway Battery : 12V5Ah rechargeable battery with built in battery charger that charges the battery while connected to tow vehicle. Push to test button shows battery level with LED lights.
  • Trailer Breakaway Switch : Easily connects to your trailer wiring kit and trailer brakes. Activates your trailer's electric brakes if the trailer disconnects from the tow vehicle.
  • Trailer Breakaway Cable : Braided steel cable outlasts plastic versions ensuring you are always prepared for emergency situations. 4' long breakaway cable.
  • Trailer Battery Box : Durable, heavy duty polymer plastic case protects the battery from the elements. Box dimensions: 3-3/4" long x 6" wide x 5" tall.
Rank No. #5
PARTSam 7 Way Trailer Wiring Harness Kit 8ft Trailer Cord 12V Breakaway Switch and Plug Holder Trailer Connector Cable Wiring Harness with 7 Gang Junction Box Waterproof
  • [Quick and Easy Connections] PARTSam 8ft trailer cord features a 7-way copper blade molded into a heavy-duty plug, which helps keep your wiring organized.
  • [Sturdy Junction Box] Enjoy convenient trailer wiring with a sturdy junction box. It features color-marked 7-poles for a hassle-free wiring experience for the left/right turn light brake signal lamp, reverse light, and tail light. It's much more manageable than handling loose wires.
  • [8ft Cord] Get a flexible connection with an 8ft long cord featuring soft and durable PVC housing. The length of the cord prevents it from being strained during an emergency turn. This 7-way connection links brake running, reverse turn signals, and auxiliary power.
  • [Waterproof] Ensure good sealing performance with provided rubber gaskets. 4 open and 4 closed sealed rubber gaskets are included, making the entire junction box waterproof, dustproof, and corrosion-proof.
  • [Wide Applications] Ideal for connecting the tail lights, brake lights, reverse lights, turn signals, and auxiliary power of your towed vehicles including trailers, RVs, campers, caravans, and food vans. Before operating the product, check the diagram to ensure proper installation.
SaleRank No. #6
RVGUARD 7 Way 8 Foot Trailer Cord with 7 Gang Junction Box Kit,Include 12V Breakaway Switch and Plug Holder, Trailer Connector Cable Wiring Harness with Waterproof Junction Box
  • Connect Your Wire Harness: RVGUARD 8 ft long trailer cord with 7-way copper blade molded heavy-duty plug, provides a fast and simplified way for wires connection as well as keeping all your trailer wiring in order.
  • Easy Splicing: RVGUARD 7 Color-coded wires coated with durable rubber-like insulation for convenient wiring. The color-coded is suitable for most standard trailer wiring, some may differ due to different trailer manufacturers, please check if it is suitable for your trailer before ordering.
  • Durable Construction and Flexible Connection: RVGUARD trailer extension cord uses conductive copper wire, soft and rugged PVC housing provides flexibility for you to connect to your car. Also Weatherproof and corrosion-resistant for a long lifespan.
  • Versatile Applications: Perfect for connecting tail, brake, reverse, turn signals and auxiliary power of your trailers, RVs, campers, caravans, food vans and other towed vehicles. Please carefully read the diagram before any operations on the product.
  • One Year Warranty: We take full responsibility for our product and customer dissatisfaction. If there is any quality problem with our products or you are not happy with your purchase in our store, please kindly contact us; we are always ready to help.
Rank No. #7
Malloryx 4' Breakaway Trailer Cable with Pin Trailer Brake Cable RV Stainless Steel Spring Towing Coiled Wire Safety Straps Ground Clip,for Breakaway Switch
  • Made of weave steel and wrapped with UV-resistant PU material, durable and scratch-resistant
  • Smooth UV coating keep your finger from stabbed
  • Trailer Emergency Breakaway Cable is designed to minimize the possibility of accidents
  • Coiled design keeps breakaway cable from dragging on the ground, Extend to 4 feet
  • Work as replacement cable for almost any pin-style trailer breakaway system
Rank No. #8
Gosknor Trailer Brake Away Cable, 6ft High Rebound Spring Breakaway Coiled Cable Strap Trailer Emergency Brake Wire Camper Safety Breakaway Cable for RV Towing Trailer Emergency Camper 
  • Product List: You will receive a certain number of trailer breakaway cable, which is one of the essential tools for trailers, helping to ensure that your vehicle will not become an out-of-control vehicle when it is towed in the event of separation.
  • Premium Material: Our trailer breakaway cable is made of good quality TPU rubber and braided steel, which are reliable, sturdy, long-lasting, elastic and strong, not easy to break, and you can use them for a long time.
  • Excellent Design: Our trailer breakaway cable is designed with curves to prevent the cable from dragging on the ground, and can provide a safer and more efficient connection for the trailer.
  • Easy to Use: This emergency brake cable is well designed, easy to connect, simple to carry and store, does not take up space, and provides you with convenience.
  • Wide Application: Our trailer breakaway cable have enough tension to provide a safer and more efficient connection for your vehicle, suitable for trailers, RVs, boats, etc.
Rank No. #9
MICTUNING Trailer Brakes Breakaway Kit with Charger, LED Indicator, Switch with 12V 5AH Built in Battery for RV Towing Trailer Caravan
  • Secure Trailer Stopping: Activates trailer brakes when separated from the towing vehicle, ensuring safe trailer stopping
  • Built-in Battery: Includes a 12V, 5Ah battery with a charger, 1-2 axle capacity, housed in a plastic box, ready for easy installation along with other wiring components
  • Status Indicator Lights: The breakaway switch system features LED indicators for quick reference on the system's status, showing if it's fully charged, charging, or in need of a recharge
  • Durable Casing: The reinforced plastic casing provides ultimate protection against wind and rain for the internal charger, ensuring long-lasting performance
  • Easy Installation: Installing this trailer brake breakaway kit to your towing setup is a breeze. The breakaway switch comes with a flexible 48-inch cable, and the battery box includes pre-drilled mounting holes (hardware not included)
Rank No. #10
2Pcs Breakaway Trailer Cable, Trailer Brake Cable, RV Stainless Steel Spring Towing Coiled Wire, Heavy Duty Steel Wire Extend to 4ft Coiled Safety Cables Strap for RV Towing Trailer Red
  • GOOD PERFORMANCE: Comes with stain steel O ring, easy adapte to your old break away cable pin, heavy duty carabiner makes it easy to clip cable to your towing vehicle to minimize the possibility of accidents while towing trailers, RVs, and mobile homes
  • HIGH QUALITY: Trailer emergency breakaway cable wrapped with UV-resistant PU material, make high-strength woven steel wire cable scratch-resistant for longer lifetime
  • PRODUCT SIZE: Breakaway cable diameter: 4.5 mm, hook diameter: 6 mm, length: 103 mm, extend to 4ft
  • USING AREA: This emergency break cable is suitable for trailer, RV, boat,etc
  • BUY WITH CONFIDENCE: Please feel free to contact us at first if there is any problem when you receive or use our products and we will give you a response immediately

Last update on 2025-03-20 / Affiliate links / Images from Amazon Product Advertising API

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FAQ:

Q: What is trailer wiring?

A: Trailer wiring and cable from Waytek Wire is composed of stranded copper inner conductors insulated for flexibility. The standard green jacketed PVS makes our trailer cable resistant to abrasions, tears, oil, gas, moisture and acid.

Q: How do you wire trailer with electric brakes?

A: Connect the blue wire to the trailer brakes. Connect the brown wire to the tail lights on both sides of the trailer and to the side marker lights. If the trailer is over 80 inches wide also connect the brown wire to the triple light bar in the rear center of the trailer.

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