Buyers Products 7 Color Coded Terminal Trailer Wiring Junction Box Review Video

The Buyers Products Trailer Wiring Junction Box #3375601101 referenced in your question measures 6.5 inches long, 3.21 inches wide, and 2.5 inches tall when the cover is installed. The mounting holes at each end are spaced apart 7.38 inches on…

The Tru Ryde grease seals you mentioned, part #RG06-70 are indeed a replacement for the 10-036-00 Dexter seals. They would work great for your application.

The wiring on your trailer is correct. The Breakaway Switch #C52010 does get wired directly to the battery without a fuse or circuit breaker. This ensures that in the event the trailer becomes disconnected the brakes activate. A circuit breaker could…

It sounds like you may have the power and ground wires reversed. I have included an image below for the terminals on a 7-way connector so you can verify you are connecting to the correct wires on your trailer connector. The power terminal is located…

To determine the correct brakes for your trailer we'll need to first know the axle capacity. The Dexter Electric Trailer Brake Kit #23-26-27 you were looking at are designed for 3,500lb axles. From there you'll need a hub/drum assembly, which…

I currently have three diffrent self-adjusting assemblies for your boat trailer with 10" x 2-1/4" electric drum brakes which are attached for you below. eTrailer Electric Trailer Brake Kit part #AKEBRK-35-SA (3,500 Axles) Dexter…

The Electric Trailer Brake Kit part #AKEBRK-35-SA has a self adjusting mechanism which means that you do not need to adjust the brakes for even pad wear after the initial setup. The Dexter Nev-R-Adjust Electric Trailer Brake Kit part #23-468-469 also…

If the pin on the breakaway switch is pulled or broken then yes you should have 12 volts entering and exiting the switch as this is what will engage the brakes on the trailer. The breakaway switch on your trailer is a normally open circuit which…

The ring terminal size you need for the posts of the junction box part #3375601101 that you referenced is 3/16 inch like the part #44-5310A which would work great. The terminal matches the correct ring size and also is designed for 10 to 12 gauge…

On the Hopkins Trailer Breakaway Kit, part #20099, when you push the test button the green LED will light if the battery is over 12 volts. If the battery is less than 12 volts the red LED will light illuminate. I would also recommend to check the…

You will naturally see some voltage drop from the brake controller all the way back to your trailer brakes, but what you're describing sounds like a bad ground somewhere. What you need to do is check the grounds related to the trailer brakes and…

The yellow wire of the 7-way harness part #H20044 that you referenced goes to the center pin of the 7-way which is an aux circuit that is typically used for reverse lights if present on the trailer. Normally the red wire on a 7-way (RV standard…