HVAC Indoor Unit Controls Compatibility Hub
Discover a seamless way to find compatibility information for your HVAC indoor and outdoor units. Our platform is designed to help homeowners, contractors, and HVAC professionals quickly and accurately identify compatible wireless remote controllers, thermostat interfaces, wireless modules, sensors, and other control solutions. Whether you’re upgrading your HVAC system or integrating it with modern smart home technology, our comprehensive database is available to simplify your search.
Start your search today and unlock the full potential of your HVAC system! Rfwel Engineering is an Arizona Registered Engineering firm (Reg#17227, Electrical) and a Licensed Low Voltage Communications Contractor (ROC#322820, Commercial). Please contact one of our HVAC controls experts for additional assistance if you cannot find what you are looking for.
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Carrier 40MAHBQ12XA3 |
Indoor unit 40MAHBQ12XA3 is compatible with:
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Carrier 40MAHBQ18XA3 |
Indoor unit 40MAHBQ18XA3 is compatible with:
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Carrier 40MAHBQ24XA3 |
Indoor unit 40MAHBQ24XA3 is compatible with:
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Carrier 40MAHBQ30XA3 |
Indoor unit 40MAHBQ30XA3 is compatible with:
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Carrier 40MAHBQ36XA3 |
Indoor unit 40MAHBQ36XA3 is compatible with:
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Carrier KSAIC0301230 Thermostat 
The 24V Interface Kit enhances control and flexibility for ductless systems, enabling operation with third-party thermostats. |
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KSAIF0701AAACarrier KSAIF0701AAA Wireless Interface 
Carrier KSAIF0701AAA is a plug-in Wi-Fi adapter for Highwall, Cassette, and Console units. This provides control for your Carrier ductless air conditioner or heat pump from your phone using the Carrier CliMate app and your home wi-fi network. Once installed, the adapter connects directly to the indoor unit’s control board and links the system to a local Wi-Fi network. |
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Carrier KSACN0801AAA Wired Controller 
Carrier KSACN0801AAA is a 7- day programmable wired remote controller with LCD display which operates on Heat Pump, Cooling Only, Heating Only and Auto Modes. Wiring is done through 4-wire connectivity. |
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