About the product
The Honeywell 2 Prestige IAQ thermostat is a 2 wire high definition colour touch screen thermostat. It features 7 day programming for both residential and light commercial use.
It supports 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.
Honeywell YTHX9421R5101WW Features:
Control heating, cooling and IAQ equipment with only 2 wires at the thermostat. Heating, cooling and IAQ equipment wires to the Equipment Interface Module.
RedLINK wireless communication
- 3 assignable outputs
- 4 assignable inputs on EIM
- Application: Up to 3 Heat/2 Cool Conventional Systems; Up to 4 Heat/2 Cool Heat Pumps
- Dimensions (in.): 3 1/2 in. High, 4 1/2 in. Wide, 7/8 in. Deep
- Dimensions (mm): 88 mm. High, 115 mm. Wide, 22 mm. Deep
- Includes: THX9421R5021WW Prestige® 2-Wire IAQ Thermostat, THM5421R1021 Equipment Interface Module, C7089R1013 Wireless Outdoor Sensor and 2 Duct Sensors
- Tri-Lingual Display (selectable for English, French or Spanish)
- Electrical Ratings: 18 to 30 Vac
- Stages: Up to 4 Heat/2 Cool Heat Pumps; Up to 3 Heat/2 Cool Conventional Systems
- Operating Humidity Range (% RH): 5 to 90% RH, non-condensing
- Supply Voltage: 18 to 30 Vac
- Switch Positions (System): HEAT-OFF-COOL-AUTO-EM.HEAT
- Switch Positions (Fan): AUTO-ON-CIRC-FOLLOW SCHEDULE
- Operating Temperature Range (F) : 32 F to 120 F
- Operating Temperature Range (C): 0 C to 48.9 C
- Power Method: Hardwired
- Programmability: 7 Day Program or Non-Programmable
- Terminal Designations: R, RC, RH, C, W-O/B, W2-AUX1, W3-AUX2, Y, Y2, G, A-L/A, U1, U1, U2, U2, U3, U3, S1, S1, S2, S2, S3, S3, S4, S4, A, B, C, D
- Display Size: 8.06 sq in.
- Changeover: Auto or Manual
- Setting Temperature Range (F): Heat: 40 F to 90 F; Cool 50 F to 99F
- Setting Temperature Range (C): Heat: 4.5 C to 32.0 C; Cool: 10 C to 37.0 C
- Humidification Setting Range: Cooling: 40 to 80% RH. Heating: 10 to 60% RH.
- Dehumidification Setting Range: 40 to 80% RH.
- Three sets of Universal IAQ contacts to control humidification, dehumidification, and ventilation.
- Four sensor inputs for wired sensors or dry contact devices.
- Works with the Equipment Interface Module and RedLINK® accessories including the RedLINK® Internet Gateway, Portable Comfort Control, Wireless Outdoor Sensor and Wireless Indoor Sensor.
Technical Specifications
The Honeywell 2 Prestige IAQ thermostat is a 2 wire high definition colour touch screen thermostat. It features 7 day programming for both residential and light commercial use.
It supports 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.
Honeywell YTHX9421R5101WW Features:
Control heating, cooling and IAQ equipment with only 2 wires at the thermostat. Heating, cooling and IAQ equipment wires to the Equipment Interface Module.
RedLINK wireless communication
- 3 assignable outputs
- 4 assignable inputs on EIM
- Application: Up to 3 Heat/2 Cool Conventional Systems; Up to 4 Heat/2 Cool Heat Pumps
- Dimensions (in.): 3 1/2 in. High, 4 1/2 in. Wide, 7/8 in. Deep
- Dimensions (mm): 88 mm. High, 115 mm. Wide, 22 mm. Deep
- Includes: THX9421R5021WW Prestige® 2-Wire IAQ Thermostat, THM5421R1021 Equipment Interface Module, C7089R1013 Wireless Outdoor Sensor and 2 Duct Sensors
- Tri-Lingual Display (selectable for English, French or Spanish)
- Electrical Ratings: 18 to 30 Vac
- Stages: Up to 4 Heat/2 Cool Heat Pumps; Up to 3 Heat/2 Cool Conventional Systems
- Operating Humidity Range (% RH): 5 to 90% RH, non-condensing
- Supply Voltage: 18 to 30 Vac
- Switch Positions (System): HEAT-OFF-COOL-AUTO-EM.HEAT
- Switch Positions (Fan): AUTO-ON-CIRC-FOLLOW SCHEDULE
- Operating Temperature Range (F) : 32 F to 120 F
- Operating Temperature Range (C): 0 C to 48.9 C
- Power Method: Hardwired
- Programmability: 7 Day Program or Non-Programmable
- Terminal Designations: R, RC, RH, C, W-O/B, W2-AUX1, W3-AUX2, Y, Y2, G, A-L/A, U1, U1, U2, U2, U3, U3, S1, S1, S2, S2, S3, S3, S4, S4, A, B, C, D
- Display Size: 8.06 sq in.
- Changeover: Auto or Manual
- Setting Temperature Range (F): Heat: 40 F to 90 F; Cool 50 F to 99F
- Setting Temperature Range (C): Heat: 4.5 C to 32.0 C; Cool: 10 C to 37.0 C
- Humidification Setting Range: Cooling: 40 to 80% RH. Heating: 10 to 60% RH.
- Dehumidification Setting Range: 40 to 80% RH.
- Three sets of Universal IAQ contacts to control humidification, dehumidification, and ventilation.
- Four sensor inputs for wired sensors or dry contact devices.
- Works with the Equipment Interface Module and RedLINK® accessories including the RedLINK® Internet Gateway, Portable Comfort Control, Wireless Outdoor Sensor and Wireless Indoor Sensor.
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Product warranty
Standard manufacturer warranty as applicable
Return policy
15 days return in original condition.
Price guarantee
!00% we are always lower than market price.
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