Premier white Honeywell VisionPro IAQ TH9421 equipment interface module, with up to 4 stages of heat and 2 stages of cool. The thermostat connects to this equipment interface module to control temperature, humidification, dehumidification and ventilation from a single point in the home.
- Thermostat and equipment interface module work together to control temperature, humidification, dehumidification, and ventilation from one location
- Electrical range: 20 to 30VAC
|Stages of Heat||4|
|Stages of Cool||2|
|Width||4 1/2 Inches|
|Depth||1 3/8 Inches|
|Height||7 1/4 Inches|