Timilge Electric Time Delay Trailer Brake Controller Replace 8507111 Brakeman IV Digital Brake Control for 1 to 4 Axle Trailers (Timed) : Automotive

Proportional controllers: The safest and most responsive braking system you can install, proportional controllers are best for heavy-duty trailer

Proportional Trailer Brake Controller Digital Electronic Monitor Compatible with 1 to 4 Axles Vehicle RV Trucks and Load Replace 8508211 Brakeman IV

Tekonsha Pro Series POD® Trailer Brake Controller, Timed, 1 to 2 Axles : Automotive

Oyviny Brake Control Pigtail Wiring Harness Universal Use Fits for Tekonsha and Draw-Tite Brake Controller 31 Inches : Automotive

Oyviny Brake Control Pigtail Wiring Harness Universal Use Fits for Tekonsha and Draw-Tite Brake Controller 31 Inches : Automotive

Timilge Electric Time Delay Trailer Brake Controller Replace 8507111 Brakeman IV Digital Brake Control for 1 to 4 Axle Trailers (Timed) : Automotive

Hopkins Towing Solutions 47294 Agility Plug-in Simple Brake Control, Reliable and Easy to Install : Automotive

STAYTOP Electric Brake Controller for Trailer, Electric Trailer Brake Controller Proportional, Trailer Brake Controller and Wiring Harness : Automotive

Hayes 81792BB Black G2 Brake Boss : Automotive

CURT 51140 TriFlex Electric Trailer Brake Controller, Proportional, 7 x 5 x 2.63 inches, Black : Automotive

8507120 Brakeman® IV Time-Delay Brake Controller for Trailers with 1-4 Axles, Black - TEKONSHA