- 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.
Product Details
- Product Dimensions (WxDxH): 3.12 w x 0.88 x 3.12 in.
Product SpecsUPC:085267262439MPN:CT33A1009/NCategory:ThermostatsProduct Manuals
- Honeywell CT33A Thermostat Manual










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