- Easy to install and use, dual temperature scale (F/C).
- Snap Acting Switch (Magnetic Switch) does not require leveling.
- Bimetal temperature sensor.
- Economy Model – Simple, worry-free operation.
- Mounting hardware and wall cover included, hides marks from previous thermostat.
- Mercury Free.
- Compatible with 750 mV heating only systems – forced air (gas, oil & electric) and hot water/steam.
- NOT compatible with electric baseboard heat (120-240 V), heat pumps or multi-stage heating/cooling.
Basic Heat Control, Maximum Convenience: Honeywell Manual Thermostat
Enjoy basic heat control with the Honeywell CT33A1009 Non-Programmable Thermostat. This affordable option offers reliable temperature regulation without complex features.
Easy Installation and Use
Designed for simplicity, this heat-only thermostat includes mounting hardware for quick and easy installation. Its straightforward design allows for effortless temperature adjustments.
Versatile Compatibility
Compatible with 750 mV millivolt heating systems only, including gas fireplaces and floor or wall furnaces, the CT33A1009 offers flexibility for various heating applications.
Mercury-Free and Eco-Friendly
This non-programmable thermostat is mercury-free, making it a safe and environmentally responsible choice for your home.
- Product Dimensions (WxDxH): 3.12 w x 0.88 x 3.12 in.















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