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MC 37022MC High Temperature Limit Switch for Hydro Flame RV Furnaces

Manufacturer

MC

<h3>About MC Enterprises</h3><p>MC Enterprises, based in Camarillo, California, has built a well-earned reputation as a trusted source for after-warranty recreational vehicle appliance replacement parts. For decades, the brand has served RV owners, mobile repair technicians, and dealerships who need reliable, cost-effective alternatives to expensive OEM components without sacrificing quality or fit.</p><p>The company focuses specifically on the appliance systems that keep RVs comfortable and functional — furnaces, refrigerators, water heaters, and HVAC systems. By sourcing components that meet strict federal and state manufacturing regulations, MC Enterprises ensures that each part delivers the dependability customers expect from a direct OEM replacement, often at a meaningfully lower cost.</p><h3>A Specialty Built Around RV Comfort Systems</h3><p>RV appliances endure unique stresses — constant vibration, temperature extremes, and the rigors of life on the road. When a furnace stops pushing warm air or an HVAC system loses its ability to regulate the cabin environment, the problem often traces back to a single component. MC Enterprises has made it their mission to stock precisely those parts.</p><p>Among their most sought-after products are <a href="/5807-mc-hvac-blower-motor-6916">HVAC blower motors</a>, which are critical to the operation of RV furnaces from leading OEM brands like Atwood, Suburban, and Dometic. These motors power the blower wheel and combustion air wheel inside the furnace, and MC Enterprises offers a wide range of replacement options to match specific furnace models with precision.</p><p>Beyond motors, MC Enterprises also supplies the electronic and thermostatic controls that govern how RV climate systems operate. Their <a href="/5807-mc-hvac-control-module-47959">HVAC control modules</a> — including thermostat control assemblies and related switching components — are engineered to serve as drop-in replacements for Dometic and Suburban units, making repairs straightforward for technicians and confident DIYers alike.</p><p>For water system needs, MC Enterprises extends its coverage to engine water pump and water heater components, reflecting the brand's broader commitment to keeping every major system aboard an RV in working order.</p><h3>Why Choose MC Enterprises?</h3><ul style="list-style:disc"><li><strong>After-warranty focus:</strong> Designed specifically for out-of-warranty vehicles where OEM support may no longer be available</li><li><strong>Broad compatibility:</strong> Parts cover major RV appliance brands including Dometic, Atwood, Suburban, Norcold, and Hydro Flame</li><li><strong>Quality assurance:</strong> Products are manufactured in compliance with applicable federal and state regulations</li><li><strong>One-year guarantee:</strong> All MC Enterprises parts are backed by a one-year guarantee from date of purchase</li><li><strong>Value pricing:</strong> Replacement parts are typically priced well below the original equipment manufacturer&apos;s cost</li></ul><p>Whether you&apos;re a full-time RVer, a weekend adventurer, or a professional RV technician, MC Enterprises provides the confidence of a quality replacement part with the convenience of broad model coverage across the most common RV appliance platforms.</p>

Part Number

37022MC
09/12/2036 6:47 AM
Sale Price

$21.43

In Stock (10+)

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Usually delivered within 2 days

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No Hassle Returns

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Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The MC 37022MC is a high-temperature limit switch designed as a replacement part for Atwood Hydro Flame 8500 series RV furnaces. This critical safety component protects your furnace from overheating by automatically shutting off the burner when the plenum temperature reaches unsafe levels.

Key Features:

  • 190°F temperature rating for precise overheat protection
  • Direct replacement for Atwood/Dometic part number 37022
  • Compatible with Hydro Flame 8500-III and 8500-IV series furnaces
  • Fits models including 8516, 8520, 8525, 8531, 8535, and 2-stage models 1522 and 2334
  • Replaces original part number 36176
  • Manufactured by MC Enterprises for reliable performance

This limit switch is mounted at a critical location above the heat chamber and is an essential safety device for proper furnace operation. The switch automatically opens the circuit when temperatures exceed safe limits, preventing potential damage to your RV's heating system. Installation is straightforward for DIY replacement of old or malfunctioning switches.

good experience

So far so good!

Im really pleased with the order process and will be ordering from them again

good

Great price on product sold out at my "regular" place. My only negative was that I didn't get info to track the package or know when it would be delivered -- until AFTER it had been delivered. But that's not such a bad thing; it was a nice surprise when it showed up! I'll be recommending you to friends.

I had just bought a body lift and spacer for truck, and sure enough it all came in a timely fashion. This site is a great one to check out if you need any parts. Easy access, quick processing, I believe this is the,site ill use fot now on.

Awesome!

Quick to ship. No complaints here.<br>

I placed an order on Sunday and received my order on Wednesday morning. Product was carefully packaged and as advertised. Will buy from Autoplicity again. Thanks for the great service. Order number #18578

Quick and easy, great checkout w/Amazon.

it's a great company had the lowest price anywhere that i could find even online. great customer service that will even help you track your order all the way to your house. thanks autoplicity for helping me out and for being there with the lowest price when i needed you.

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