My Account
Shopping Cart

Coleman 9530-3231 RV Air Conditioner Freeze Control Sensor

Manufacturer

Coleman

<h3>About Coleman-Mach: Trusted Climate Control for Life on the Road</h3><p>When it comes to keeping the interior of a recreational vehicle, boat, or specialty vehicle comfortable in any climate, few names carry as much weight as <strong>Coleman-Mach</strong>. With a legacy built on durability and engineering precision, Coleman-Mach has become a benchmark brand in mobile climate control, having produced over 8 million units for RVs and specialty vehicles worldwide. Whether you're crossing the desert in a Class A motorhome or anchoring up on a summer afternoon, Coleman-Mach products are engineered to deliver reliable comfort mile after mile.</p><h3>A Full Range of Climate Control Solutions</h3><p>Coleman-Mach's product lineup is purpose-built for the unique demands of mobile applications. Unlike residential HVAC systems, RV and marine climate systems must perform under constant vibration, fluctuating power conditions, and exposure to the elements. Coleman-Mach addresses these challenges with a comprehensive catalog that spans <a href="/1265-coleman-air-conditioning-201603">air conditioning systems</a>, heat pumps, ceiling assemblies, conversion kits, and a full range of <a href="/1265-coleman-thermostats-accessories-201060">thermostats and accessories</a>.</p><p>The brand's air conditioning lineup is one of its most celebrated offerings. Coleman-Mach units can be installed on virtually any recreational vehicle platform — including Class A, B, and C motorhomes, fifth wheels, towable trailers, pop-up campers, and truck campers, as well as marine and off-road specialty vehicles. The product range includes everything from compact, low-profile rooftop units to high-capacity systems designed for larger coaches and <a href="/1265-coleman-air-conditioning-200073">specialty vehicle air conditioning</a> applications.</p><h3>Intelligent Thermostat Technology</h3><p>A Coleman-Mach climate system is only as smart as its controls, and the brand delivers here too. Coleman-Mach offers a diverse selection of wall-mounted thermostats designed specifically to regulate temperature and climate control systems in an RV environment. From straightforward analog controls to advanced digital and Bluetooth-enabled models, these <a href="/1265-coleman-thermostats-accessories-202633">thermostat and accessory</a> solutions give owners precise, convenient control over their interior environment. Some models even integrate with a dedicated RV Climate app, allowing users to monitor and manage multiple air conditioners and furnaces from a smartphone or tablet.</p><h3>Built for Where You Roam</h3><p>What sets Coleman-Mach apart is its deep focus on the specific demands of mobile living. Every product in the lineup — from rooftop condensing units to ceiling distribution assemblies and control accessories — is designed to work as part of an integrated system. This systems-thinking approach means better efficiency, easier installation, and more reliable long-term performance. For RV enthusiasts, boaters, and specialty vehicle operators who spend serious time away from the grid, that kind of dependability isn't just a convenience — it's essential.</p>

Part Number

9530-3231
05/31/2036 9:44 PM
Sale Price

$16.53

1 left at this price

delivery box

Usually delivered within 2 days

Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Coleman 9530-3231 Freeze Control Sensor is a critical replacement component designed for Coleman Mach RV air conditioning systems. This coil sensor package monitors the evaporator coil temperature to prevent system freeze-ups and protect your AC compressor from damage.

Key Features:

  • 10K Ohm NTC thermistor sensor for accurate temperature monitoring
  • Triggers freeze protection when coil temperature drops to approximately 49°F
  • Automatically switches compressor off and fan to high speed for rapid defrosting
  • Features 1/4 inch spade terminal connectors for direct plug-and-play installation
  • Equipped with 28-30 inch wire leads for flexible installation
  • Operating temperature range of -40°F to 150°F
  • Response time of less than 5 seconds

This sensor installs directly onto the evaporator coil fins (typically on the 2nd to 3rd row of copper tubes from the bottom) and connects to the AC control board. Compatible with Coleman Mach ceiling assembly models including 6797, 6799, 7330, 8330, 8530, 9330, and 9530. Essential for maintaining reliable RV air conditioning performance in all climates and preventing costly compressor damage from frozen coils.

Easy order delivered on time

I think the shopping experience was great. Now we will see how the shipping experience is! Thank you. I wish we could&rsquo;ve had a coupon or a discount with this purchase. Maybe you could let us know if we can get one for this purchase?

Great site

No issues

Fast delivery. Good prices. Great experience

I couldn&#039;t view the delivery date

Share icon
Return Policy
Returns are easy at Boatplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy