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Honeywell Home Logo - Red

Prestige® IAQ 2-Wire Thermostat with RedLINK®

THX9421R5021WW/U

Honeywell Home Logo - Red

Prestige® IAQ 2-Wire Thermostat with RedLINK®

THX9421R5021WW/U

One Thermostat. Advanced Whole-Home Comfort.

You're in control with the Honeywell Home Prestige® IAQ 2.0 Thermostat. This device lets you control your entire home's comfort via temperature, humidification, air-conditioning and ventilation. RedLINK™ Technology lets you adjust these settings remotely.

Works with Honeywell Home App

Learn More

Looking for help with a Prestige® IAQ Thermostat with RedLINK®?

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Product Overview

Product Overview

The Prestige® IAQ Thermostat with RedLINK® features an effortless, 7-day programmable color touchscreen that provides control of temperature, humidification, dehumidification and ventilation. Its high-definition, full-color display is easy to read. The thermostat interviews you and uses your answers to program itself.

No need to work through complicated settings and instructions. Optional add-ons include the Portable Comfort Control that allows you to adjust room temperatures from anywhere in the home.

WORKS WITH...
Amazon AlexaIFTTTCortana

Specifications

Prestige® IAQ 2-Wire Thermostat with RedLINK®

Is Your Home Compatible?

Knowing your home's wiring can make a difference. Follow these step-by-step instructions to identify if your current wiring is compatible with this thermostat.

Getting Started

Get Started

Professional installations gets professional results. Find an authorized professional near you to complete your installation.

Resources

Document Resource Icon

Prestige® IAQ FOR RESIDENTIAL OR LIGHT COMMERCIAL APPLICATIONS Submittal Sheet (English)

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