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RV Gear Pro

RV Brake Controllers & Wiring

A trailer that helps stop itself is the difference between a controlled stop and a tow vehicle fighting the load. This branch pulls together the three parts that make that work: the brake controller that decides how hard the trailer's brakes grab, the breakaway system that stops a trailer after it comes unhitched, and the connectors and wiring that carry brake, light, and power down the tongue. Use it to pin down which category your job actually falls under.

115 products

Hayes Quick-Connect Brake Controller Harness | 2010-2011 Dodge Ram 1500

Hayes Quick-Connect Brake Controller Harness | 2010-2011 Dodge Ram 1500

$24.99
Fastway Zip Coiled Breakaway Cable with Plunger | 4 ft

Fastway Zip Coiled Breakaway Cable with Plunger | 4 ft

$23.99
Pollak 7-Terminal Junction Box | Wiring Connection Box

Pollak 7-Terminal Junction Box | Wiring Connection Box

$23.99
Demco Hydraulic Trailer Brake Rubber Flex Hose

Demco Hydraulic Trailer Brake Rubber Flex Hose

From $21.99

2 options

Hayes DL Mate Wire Harness | Toyota Brake Controller Connector, 2002-2010

Hayes DL Mate Wire Harness | Toyota Brake Controller Connector, 2002-2010

$19.99
Fastway 7-Way Trailer Plug Cover with Tether

Fastway 7-Way Trailer Plug Cover with Tether

$16.99
Hopkins 7-Way RV Blade to 6-Pole Round Adapter | Plug-In Trailer Wiring Adapter

Hopkins 7-Way RV Blade to 6-Pole Round Adapter | Plug-In Trailer Wiring Adapter

$16.99
Demco Air Force One Supplemental Braking System with Wireless Coach Notification Light

Demco Air Force One Supplemental Braking System with Wireless Coach Notification Light

$15.99
Demco Stay-in-Play Duo Supplemental Braking System | Wireless Coach Notification

Demco Stay-in-Play Duo Supplemental Braking System | Wireless Coach Notification

$14.25
Demco Air Force One Supplemental Braking System | Gray, ~12 lb

Demco Air Force One Supplemental Braking System | Gray, ~12 lb

$13.99
Hayes Universal Quik Receiver Mounting Sleeve, Gray

Hayes Universal Quik Receiver Mounting Sleeve, Gray

$13.99
Hopkins LED Breakaway Switch with 7" Wire (Bulk)

Hopkins LED Breakaway Switch with 7" Wire (Bulk)

$13.99
Peterson 3-Wire Straight Trailer Light Plug | 10.5" Leads, Stripped & Ring Terminal

Peterson 3-Wire Straight Trailer Light Plug | 10.5" Leads, Stripped & Ring Terminal

$13.99
Peterson Manufacturing Double Contact Pigtail | Trailer Wiring Connector

Peterson Manufacturing Double Contact Pigtail | Trailer Wiring Connector

$13.99
RV Designer 6' Wiring Harness | 5-Pin Trailer Connector

RV Designer 6' Wiring Harness | 5-Pin Trailer Connector

$13.99
RV Designer 7-Way Connector Socket | Chrome-Plated, Pistol Grip

RV Designer 7-Way Connector Socket | Chrome-Plated, Pistol Grip

$12.99
Hopkins 4-Wire Flat Adapter | 6-Way Round to 4-Way Flat, LED Test Lights

Hopkins 4-Wire Flat Adapter | 6-Way Round to 4-Way Flat, LED Test Lights

$11.99
RV Designer 4-Way Connector Socket | Die-Cast Metal

RV Designer 4-Way Connector Socket | Die-Cast Metal

$11.99
Hopkins 6-Way Round to 4-Way Flat Adapter | Trailer Wiring

Hopkins 6-Way Round to 4-Way Flat Adapter | Trailer Wiring

$10.99
RV Designer 4-Way Trailer Connector Plug | Die-Cast Zinc, Pollak Style

RV Designer 4-Way Trailer Connector Plug | Die-Cast Zinc, Pollak Style

$9.99
Demco Air Force One Second Car Install Kit

Demco Air Force One Second Car Install Kit

$9.95
Hopkins Breakaway Switch with 7" Wires (Single)

Hopkins Breakaway Switch with 7" Wires (Single)

$8.99
Blue Ox Progressive Tail Light Wiring Kit | Coach-Powered, 26 Ft Harness

Blue Ox Progressive Tail Light Wiring Kit | Coach-Powered, 26 Ft Harness

$3.79
REDARC Tow-Pro Elite Electric Brake Controller | Dual-Mode, Active Calibration, 1-3 Axle Trailers

REDARC Tow-Pro Elite Electric Brake Controller | Dual-Mode, Active Calibration, 1-3 Axle Trailers

$2.90
Demco 9599005 Coach Link | Wireless Supplemental Braking System Monitor

Demco 9599005 Coach Link | Wireless Supplemental Braking System Monitor

$2.85
REDARC Tow-Pro Liberty Electric Trailer Brake Controller | Proportional, 1-2 Axle, 12V

REDARC Tow-Pro Liberty Electric Trailer Brake Controller | Proportional, 1-2 Axle, 12V

$1.90
Redarc Tow-Pro Elite Remote Head | Dash-Mount Brake Controller Accessory

Redarc Tow-Pro Elite Remote Head | Dash-Mount Brake Controller Accessory

$0.75
Redarc Tow-Pro Liberty Remote Head | Dash-Mount Brake Controller Accessory

Redarc Tow-Pro Liberty Remote Head | Dash-Mount Brake Controller Accessory

$0.75
Redarc Tow-Pro Elite Remote Head Wiring Kit | 13 Ft. Extension Harness

Redarc Tow-Pro Elite Remote Head Wiring Kit | 13 Ft. Extension Harness

$0.30
Redarc Tow-Pro Brake Controller Harness | TPH-004

Redarc Tow-Pro Brake Controller Harness | TPH-004

$0.27
Redarc Tow-Pro Brake Controller Harness | TPH-006, 7-Way Connector

Redarc Tow-Pro Brake Controller Harness | TPH-006, 7-Way Connector

$0.27
Redarc Tow-Pro Brake Controller Harness | TPH-012 Wiring Harness

Redarc Tow-Pro Brake Controller Harness | TPH-012 Wiring Harness

$0.27
Redarc Tow-Pro Brake Controller Harness | TPH-013

Redarc Tow-Pro Brake Controller Harness | TPH-013

$0.27
Redarc Tow-Pro Vehicle Wiring Harness | Nissan Armada, Titan, NV1500/2500/3500, Pathfinder, Xterra, Infiniti

Redarc Tow-Pro Vehicle Wiring Harness | Nissan Armada, Titan, NV1500/2500/3500, Pathfinder, Xterra, Infiniti

$0.27
Redarc Switch Insert Panel | Dash Mounting Plate for GM & Isuzu Brake Controllers

Redarc Switch Insert Panel | Dash Mounting Plate for GM & Isuzu Brake Controllers

$0.13

Where to start with trailer braking and wiring

These three categories share one job — getting a trailer to stop when the tow vehicle does — but each handles a different piece. One runs the brakes, one takes over when a trailer breaks loose, and one carries the signals both depend on:

  • Brake Controllers — reads your tow vehicle's braking and tells the trailer's electric brakes how hard to clamp; this category also covers supplemental braking for flat-towing and the electric brake assemblies and shoes that live on the axle.
  • Breakaway Systems — the pin-and-switch kits, batteries, and chargers that apply a trailer's brakes on their own if it separates from the hitch, which most states mandate above a set trailer weight.
  • Trailer Connectors & Wiring — the plugs, pigtails, adapters, and harnesses that link tow vehicle to trailer, from a 4-way flat up to a 7-way RV blade.

Chasing a sway or stopping problem on a rig that's already wired? The answer may sit one branch over in hitches and couplers or sway and weight distribution instead.

Frequently asked questions