Resources Specifications Overview Parts & accessories Replacement products
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| Application | Gas, oil, electric, heat pump, forced warm air, hot water, steam or gravity |
|---|---|
| Product Features | Thermostat is also available in kits for zoned and non-zoned systems |
| Thermostat Type | Programmable|Digital|Low Voltage|RedLINK |
| Approvals and Standards | UL Listed 9R12, File Number: E183695|cCSAus, File Number: LR76030; Compliant to CAN/CSA-C828-06 |
| Stages | Up to 4 Heat/2 Cool Heat Pump Systems|Up to 3 Heat/2 Cool Conventional Systems |
| Smart Home Integration | No |
| Display Type | Touch Screen |
| Display Size | 8.06 sq in |
| Touchscreen | Yes |
| Display Language | Display selectable for English, French, or Spanish |
| Modes of Operation | Heating|Cooling |
| Program Type | 7-Day Programmable|Manual / Not Programmed |
| Energy Star Certified | Yes |
| Alerts and Reminders | Filter Change 1|UV Bulb 1 |
| Heat-Cool Changeover | Auto|Manual |
| Power Source | Battery Operated |
| Frequency | 50 Hz|60 Hz |
| Number of Batteries | 1 |
| Battery Size | CR2032 |
| Battery Type | Lithium Ion |
| Warranty | 5 Years |
| Includes | THX9421R5021WW Prestige® 2-Wire IAQ Thermostat|THM5421R1021 Equipment Interface Module|THM6000R7001 RedLINK™ Internet Gateway|C7089R1013 wireless outdoor sensor|C7189R1004 wireless indoor sensor|2 Duct Sensors |
| For Use With | RedLINK® accessories |
| Communication Type | RedLINK|WiFi |
| WiFi | No |
| WiFi Specifications | Internet Gateway THM6000R7001/U Provides WiFi Capabilities |
| Z-Wave | No |
| Z-Wave Specifications | Not Applicable |
| RedLINK | Yes |
| Color | Front: White, Side: White |
| Ambient Operating Temperature (Max) | 120 °F|49 °C |
| Ambient Operating Temperature (Min) | 32 °F|0 °C |
| Differential Temperature | ± 1 °F|± 0.5 °C |
| Backlight Options | Adjustable |
| Fan Function | On|Auto|Circulating |
| Clock Type | Year Clock |
| Demand Response | No |
| Mounting Type | Horizontal Mount |
| Number of Wires | 4 |
| Shipping and Storage Temperature (Max) | 120° F|50° C |
| Shipping and Storage Temperature (Min) | -4° F|-29° C |
| Product Height | 3.56|91 |
| Product Width | 5.81|147 |
| Product Depth | 1.5 in|38 mm |
| Bulb Diameter | Not Applicable |
| Bulb Length | Not Applicable |
| Capillary Diameter | Not Applicable |
| Hazmat Information | LITHIUM METAL BATTERIES in compliance with Section II of PI970 |
| Features | ENERGY STAR Certified|Smart Response |
The Prestige® IAQ Thermostat kit offers temperature and humidity control for residential or light commercial use, and comes with an Equipment Interface Module, 2 duct sensors and one outdoor sensor. This WiFi thermostat features an HD color touchscreen and is ENERGY STAR® certified. Customers can program a 7-day schedule, with vacation mode for energy savings when they're away.
- 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
- Equipment Interface Module has 4 assignable inputs to be used with wired outdoor, indoor, discharge or occupancy sensors
- Meets commercial code; is title 24 compliant
- Adaptive Intelligent Recovery — Over time, the Prestige® thermostat learns how long it takes to reach the desired temperature and activates the system earlier
- Dealer information on-screen
- Keypad lockout to prevent unauthorized changes
- Displays on/off status of all equipment controlled by the thermostat
- RedLINK® wireless communication
- English, French or Spanish display options
- Performance logs maintain heating and cooling history
| Image | SKU | Name | |
|---|---|---|---|
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s-hvc20a1000-u | Wireless Vent and Filter Boost Remote | Sign In to View Pricing |
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s-rem5000r1001-u | Portable Comfort Control | Sign In to View Pricing |
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s-thm4000r1000-u | Wireless Adapter used with Redlink™ - Enabled Thermostats and TrueZONE® Systems | Sign In to View Pricing |
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s-thp2400a1027w-u | Prestige® 2-Wire IAQ Thermostat Cover Plate Assembly — White | Sign In to View Pricing |
![]() |
s-erm5220r1018-u | RedLINK® Equipment Remote Module | Sign In to View Pricing |
| Image | SKU | Name | |
|---|---|---|---|
![]() |
s-hvc20a1000-u | Wireless Vent and Filter Boost Remote | Sign In to View Pricing |
![]() |
s-rem5000r1001-u | Portable Comfort Control | Sign In to View Pricing |
![]() |
s-thm4000r1000-u | Wireless Adapter used with Redlink™ - Enabled Thermostats and TrueZONE® Systems | Sign In to View Pricing |
![]() |
s-thp2400a1027w-u | Prestige® 2-Wire IAQ Thermostat Cover Plate Assembly — White | Sign In to View Pricing |
![]() |
s-erm5220r1018-u | RedLINK® Equipment Remote Module | Sign In to View Pricing |
| Image | SKU | Name | |
|---|---|---|---|
![]() |
s-hvc20a1000-u | Wireless Vent and Filter Boost Remote | Sign In to View Pricing |
![]() |
s-rem5000r1001-u | Portable Comfort Control | Sign In to View Pricing |
![]() |
s-thm4000r1000-u | Wireless Adapter used with Redlink™ - Enabled Thermostats and TrueZONE® Systems | Sign In to View Pricing |
![]() |
s-thp2400a1027w-u | Prestige® 2-Wire IAQ Thermostat Cover Plate Assembly — White | Sign In to View Pricing |
![]() |
s-erm5220r1018-u | RedLINK® Equipment Remote Module | Sign In to View Pricing |
| Image | SKU | Name | |
|---|---|---|---|
![]() |
s-hvc20a1000-u | Wireless Vent and Filter Boost Remote | Sign In to View Pricing |
![]() |
s-rem5000r1001-u | Portable Comfort Control | Sign In to View Pricing |
![]() |
s-thm4000r1000-u | Wireless Adapter used with Redlink™ - Enabled Thermostats and TrueZONE® Systems | Sign In to View Pricing |
![]() |
s-thp2400a1027w-u | Prestige® 2-Wire IAQ Thermostat Cover Plate Assembly — White | Sign In to View Pricing |
![]() |
s-erm5220r1018-u | RedLINK® Equipment Remote Module | Sign In to View Pricing |
| Image | SKU | Name | |
|---|---|---|---|
![]() |
s-hvc20a1000-u | Wireless Vent and Filter Boost Remote | Sign In to View Pricing |
![]() |
s-rem5000r1001-u | Portable Comfort Control | Sign In to View Pricing |
![]() |
s-thm4000r1000-u | Wireless Adapter used with Redlink™ - Enabled Thermostats and TrueZONE® Systems | Sign In to View Pricing |
![]() |
s-thp2400a1027w-u | Prestige® 2-Wire IAQ Thermostat Cover Plate Assembly — White | Sign In to View Pricing |
![]() |
s-erm5220r1018-u | RedLINK® Equipment Remote Module | Sign In to View Pricing |




