Honeywell VisionPRO IAQ Series YTH9421C1010/U Thermostat, 20 to 30 VAC, 0.6 to 1 A, 12 to 30 W

Honeywell Thermostat, VisionPRO IAQ Series, 20 to 30 VAC, 0.6 to 1 A, 12 to 30 W Power, Programmability: 7 day Program, Changeover: Auto, Manual, Communicating Power Source, Up to 3 Heat/2 Cool Conventional Systems, Up to 4 Heat/2 Cool Heat Pump Stages, Switch Position: HEAT-OFF-COOL-AUTO-EM.HEAT (System), AUTO-ON-CIRC (Fan), Thermistor Sensing Element, Universal Touchscreen Display, +/-1 deg F Differential, 40 to 90 deg F Heating, 60 to 99 deg F Cooling Settings, 5 to 90% RH Non-Condensing Humidity, Horizontal Mounting, Terminal Designation: 1, 2, 3, C, R, RC, RH, R, W1 (O/B), W2 (AUX), W3 (AUX2), Y, Y2, G, L, Out1, Out2, In1, In2, Dats1, Dats2, Hum1, Hum2, Dhm1, Dhm2, Vnt1, Vnt2, Fan Current: 0.6 A Running, Heat Current: 1 A Running, Premier White, Dimensions: 4-9/16 in H x 6 in W x 1-1/4 in D

• Advanced dual-fuel control
• Three wires to the living space allows for easy equipment upgrade without having to run additional thermostat wire
• Thermostat connects with equipment Interface module or EnviraZone panel to control temperature, humidification, dehumidification and ventilation from a single point in the home
• Automatically raises humidity levels throughout all rooms in the home, moisturizing air to prevent symptoms of dryness and to protect hardwood flooring and woodwork
• Removes air pollutants by exchanging the stale air in a house with fresh, filtered air better than having an open window
• Lithium metal batteries contained in equipment
• 10 - 60% RH humidification and 40 - 80% RH dehumidification setting range

Specifications