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Replacement Switch for Roadmaster Automatic Battery Disconnect

Replacement Switch for Roadmaster Automatic Battery Disconnect

Item # RM57ZR
Our Price: $8.83
You Save: 12%
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Shipping Weight: 0.03 lbs
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Replaces the switch for your Roadmaster automatic battery disconnect (RM-766). 1-800-940-8924 to order Roadmaster accessories and parts part number RM57ZR or order online at Free expert support on all Roadmaster products. Great prices and Fastest Shipping for Replacement Switch for Roadmaster Automatic Battery Disconnect. Accessories and Parts reviews from real customers.
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  • Reviews (2)
  • Q & A (0)
  • Videos (2)
  • Photos
  • Why etrailer?

Roadmaster Accessories and Parts - RM57ZR

  • Tow Bar Wiring
  • Auto Battery Disconnect
  • Roadmaster

Replaces the switch for your Roadmaster automatic battery disconnect (RM-766).


  • Replaces the switch for your Roadmaster automatic battery disconnect (RM-766)


  • Model number RM-766, Roadmaster automatic battery disconnect

451364-20 Replacement Button for Roadmaster Automatic Battery Disconnect Kit

Video of Replacement Switch for Roadmaster Automatic Battery Disconnect

Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.

Video Transcript for Review of Roadmaster Replacement Automatic Battery Disconnect Switch - RM57ZR

Hi there. I'm Michael with Today, we're gonna take a quick look at this Roadmaster replacement switch. This is going to replace the switch for your Roadmaster automatic battery disconnect. So, you can see in that picture there of our disconnect kit where the yellow arrow is pointing, this is going to be an exact replacement for that original switch. So, if your original has become damaged, or for whatever reason you weren't able to install it with the original kit, this is gonna be the exact replacement from Roadmaster, so you can trust it is gonna fit right in place of that original to allow you to very easily connect and disconnect your vehicle for towing.

This will install right on your dashboard or within easy reach for you, so that you can have easy control of that when you're getting your vehicles set up to tow. So, that's gonna complete our look for today. Again, I'm Michael with Thanks for watching..

Customer Reviews

Replacement Switch for Roadmaster Automatic Battery Disconnect - RM57ZR

Average Customer Rating:  4.5 out of 5 stars   (2 Customer Reviews)

Replaces the switch for your Roadmaster automatic battery disconnect (RM-766).



See what our Experts say about this Roadmaster Accessories and Parts

  • Can I Mount The Replacement Switch For The Automatic Battery Disconnect In The Wheel Well
    The Replacement Switch for Roadmaster Automatic Battery Disconnect, part # RM57ZR, is not weatherproof. One of the installation requirements of the Roadmaster Automatic Battery Disconnect with Switch for Towed Vehicle w/ Supplemental Braking System, part # RM-766, is that it needs to be protected from direct road spray. In my opinion, the wheel well would provide too much spray and the switch and/or solenoid would get wet. I have included a product description link, a video demo, and...
    view full answer...
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Info for this part was:

Employee Lindsey S
Edited by:
Lindsey S
Employee Jacob T
Video Edited:
Jacob T
Employee Dustin K
Video by:
Dustin K
Employee Mike S
Written by:
Mike S
Employee Michael B
Installed by:
Michael B
Employee Bradley B
Installed by:
Bradley B
Employee Noah M
Updated by:
Noah M

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