Diode for Preventing Trailer 12 Volt Accessory Circuit From Backfeeding
Updated 11/18/2020 | Published 11/16/2020
Question:
Wanting to add a battery in my cargo trailer, I want to draw off the charge 12v wire, but will I need to put any type of diode so not to back feed power to the vehicle is still plugged in? Thank you
asked by: Ron
1
Helpful Expert Reply:
If you wanted to prevent the 12 volt trailer wiring circuit from backfeeding when connected to your trailer's battery you'd have to use a diode like the part # RM-690. This will only allow the current to flow in one direction.
expert reply by:
Jameson C
1
Product Page this Question was Asked From
Roadmaster Single Park Light Diode
- Accessories and Parts
- Flat Tow Wiring Harness
- Diodes
- Roadmaster
more information >
Continue Researching
- Shop: Roadmaster Single Park Light Diode
- Search Results: gooseneck ball
- Search Results: trailer hitch
- Search Results: jack handle
- Shop: Aluminum Trinity Series Trailer Wheel - 15" x 6" - 5 on 4-1/2 - Machined Black Fork
- Shop: Cummins Onan Quiet Series Onboard RV Generator - 5,500 Watts - Gasoline - 30-Amp and 20-Amp Breakers
- Shop: B&W Turnoverball Underbed Gooseneck Trailer Hitch w/ Custom Installation Kit - 30,000 lbs
- Search Results: trailer brakes
- Search Results: 10~10
- Search Results: dexter 8 219
- Search Results: bd2 865
- Shop: 2-5/16" Hitch Ball w/ 1" Rise - 1-1/2" Diameter x 2-3/4" Long Shank - Raw - 30K
- Shop: Go Power Overlander Solar Charging System with Digital Solar Controller - 200 Watt Solar Panel
- Shop: etrailer Ball Mount w/ Pre-Torqued 2" Ball - 2" Hitch - 2" Drop - 10,000 lbs
- Shop: Vehicle Tow Bar Wiring
- Q&A: Troubleshooting a Flat Tow Wiring Harness Not Working When Changing RVs
- Article: Breakaway Kit Installation for Single and Dual Brake Axle Trailers
- Q&A: Diode Recommendation to Prevent Trailer Battery From Backfeeding onto Vehicle Wiring
- Video: Dexter Electric Trailer Brakes: The Breakdown
- Shop: Vehicle Tow Bar Brake System
- Q&A: What is Difference Between Dexter Hubs # # 8-201-9UC3-EZ and # 8-201-5UC3-EZ
- Q&A: What Gauge Wire Should be Used to Wire Trailer Brakes
- Q&A: Wiring 3-Wire Breakaway Switch as Replacement for 2-Wire Switch
- Q&A: Troubleshooting Pulsing Brakes With The Demco Stay-In-Play Braking System While Turn Signal Is On
- Shop: Brake Controller
- Q&A: Replacement 12" X 2" 6,000LB Trailer Brakes For Coachmen Camper With 23-105-00 and 23-106-00 Brakes
- Video: Bright Way Solar Battery Charger and Maintainer Review and Installation
- Video: A Closer Look at the Redarc Smart Start Battery Isolator
- Video: Ultimate Overview of the Deka Battery Isolator
- Video: Redarc Smart Start Battery Isolator Manufacturer Demo