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Accessories and Parts > Tow Bars > Accessories > Tow Bar Wiring > Diodes > Hy-Power > Roadmaster

 RM-790   RM-790  

Roadmaster Hy-Power Diode

Roadmaster Accessories and Parts

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2 reviews


Code:   RM-790

Retail:$12.68

Price:$10.00

Shipping Weight: 0.25 pounds

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Roadmaster Accessories and Parts - RM-790

Roadmaster Hy-Power Diode

Diodes permit electrical current to flow in only one direction - from the motorhome to the car - preventing electrical feedback and the damage it can cause to the towed car's electrical components.

  • Qty: (1) Diode
    • Note: 4 Diodes are required for most applications (1 left turn, 1 right turn, 2 for tail lights-each side)
  • Reduces wiring hassles.
  • Trouble free operation.
  • Includes detailed wiring instructions.











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Roadmaster Hy-Power Diode - RM-790

Average Customer Rating:  ratingratingratingratingrating5.0 out of 5 stars   (2 Customer Reviews)




Roadmaster Hy-Power Diode - RM-790

ratingratingratingratingrating by: Sam B03/18/2011

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Diodes were delivered fast, just when I needed them. My mechanic installed them today. Hopefully, they will work as good as they look. 9771



Roadmaster Hy-Power Diode - RM-790

ratingratingratingratingrating by: Danny G.08/16/2009

Is this review helpful?


Very easy to use. It was easy to install and has worked great.2246




Ask the Experts about this Roadmaster Accessories and Parts
Expert Answers about Roadmaster Hy-Power Diode - RM-790                                            Do you have a question about this Accessories and Parts?


  • Are Diodes Required to Install Trailer Wiring for a 1999 Jeep Grand Cherokee to Tow a Trailer
  • To wire your 1999 Jeep Cherokee for towing a trailer, you will need to use a converter, to convert the 3 wire system on your Cherokee to the standard combined 2 wire system that is used on US made trailers. Separate diodes are not required. The correct wiring harness for your 1999 Jeep Grand Cherokee is the T-One Vehicle Wiring Harness, # 118369. We have an installation video that shows this harness being installed on a 1999 model for you to review. The wiring harness and converter in this
    view full answer...






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