The Prestige® IAQ thermostat is a 2 wire high definition color touch screen thermostat, 7 day programmable and selectable for residential or light commercial use. Controls up to 4-stages of heat and 2-stages of cool in a heat pump system and up to 3-stages of heat and 2-stages of cool in a conventional system.

• Includes: TTHX9421R5021WW Prestige® 2-Wire IAQ Thermostat, THM5421R1021 Equipment Interface Module, THM6000R7001 RedLINK Internet Gateway and 2 Duct Sensors
• Control heating, cooling and IAQ equipment with only 2 wires at the thermostat. Heating, cooling and IAQ equipment wires to the Equipment Interface Module.
• Smart Schedule – programs in seconds for any lifestyle
• Patented interview based programming and installer setup.
• RedLINK® wireless communication.
• Increase profit per job by including RedLINK accessories that provide comfort and convenience. RedLINK accessories include the RedLINK Internet Gateway, Portable Comfort Control (PCC), Wireless Outdoor Sensor, Wireless Indoor Sensor, Wireless Entry/ Exit Remote, Wireless Vent and Filter Boost Remote, and TrueZONE® zoning panel with Wireless Adapter.
• Selectable for residential and light commercial applications. Meets commercial code and is title 24 compliant.
• Light commercial – commercial language (occupied and unoccupied), schedule holidays and custom events, remote setback, economizer and time of day.
• Delta T Alerts and Diagnostics informs customers when their system is not performing as expected with instructions to contact the dealer. Provides a sense of security and greater comfort while generating repeat business.
• All Prestige® IAQ kits come standard with a return and discharge air temperature sensor to measure Delta T.
• Alerts and User Interactions Log – Keeps a searchable history of alerts and setting changes to the thermostat to determine if there is a system malfunction or if the issue was caused by user error. Saves time in troubleshooting and points the technician in the right direction.
• Performance Logs – Keeps a history of heating and cooling performance. The performance log includes Minimum and Maximum Delta T, Minimum and Maximum Discharge Temperature, Minimum and Maximum Return Temperature, Minimum and Maximum Indoor Temperature/Humidity, Minimum and Maximum Outdoor Temperature/Humidity and Run Time. Quickly determine if the system is performing as expected and reduces service time on the job.