HOTFIX Honeywell Home
T10+ Smart thermostats
- THX321WF2003W/U; T10 Pro Smart Thermostat (Builder model) No sensor
- THX321WF3003W/U; T10+ Pro Smart Thermostat with RedLINK® 3.0 No sensor
- THX321WFS2001W/U; T10 Pro Smart Thermostat with RedLINK® includes room sensor
- THX321WFS3001W/U; T10+ Pro Smart Thermostat with RedLINK® 3.0 includes room sensor
T10+ Smart thermostats - THX321WF2003W/U; T10 Pro Smart Thermostat (Builder model) No sensor is backordered and will ship as soon as it is back in stock.
Effortless smart home comfort
Elevate your home's comfort with the T10+ Pro Smart Thermostat. Customize your comfort by adding REDLINK® Smart Room Sensors and creating a temperature schedule tailored to your lifestyle. Enjoy comfort and sustainability with this ENERGY STAR® certified smart home thermostat.
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T10+ Smart Thermostats
SKU: THX321WF2003W/U
Product Overview
Help eliminate the discomfort of rooms that are too cold or too hot and achieve consistent, balanced temperatures throughout your home with the T10+’s REDLINK® Smart Room Sensors. Position sensors to monitor the temperature and humidity of each room. Use the multi-room display on the smart thermostat's touchscreen or in the app to prioritize rooms based on occupancy or a personalized schedule. When managing multiple rooms, the T10+ Pro Smart Home Thermostat averages the temperature to ensure a balanced climate throughout your home.
Features
T10+ Smart thermostats
Connecting a New Device?
If you are new to the Resideo family of brands or adding to your network of devices, please visit our support center for additional information and help with our apps.
Features
T10+ Smart thermostats

Upgrade to Efficiency
The T10+ Pro Smart Thermostat with REDLINK® Sensors promotes energy efficiency and sustainability. With its smart scheduling, energy savings programs, and ENERGY STAR® certification, this advanced smart home thermostat helps you conserve energy across your household.

Technology Tailored to You
Equipped with Smart Response® and geofencing technology, our smart home app dynamically adjusts the temperature based on your movements, detecting whether you're inside or outside the designated area. You can also set a personalized thermostat schedule tailored to your lifestyle, saving energy while you're away and ensuring comfort when you're home.

Simple Compatibility
Manage humidification, dehumidification, and ventilation from your thermostat or through our mobile app. Good air quality is crucial not only for your health but also for the efficient operation of your home’s heating and cooling system. Consult a professional to determine the best air products for your home.

Connecting a New Device?
If you are new to the Resideo family of brands or adding to your network of devices, please visit our support center for additional information and help with our apps.

Schedule Your Comfort, Your Way
Make your own schedule in the app or on the thermostat, or allow each sensor's motion-detection technology to shift priority automatically as you move around the house. The geofencing feature in the Resideo app allows the T10 Pro Smart Thermostat to know when you're coming and going to automatically optimize comfort and savings.
Monthly Home Energy Reports
Track your heating and cooling trends and compare your energy usage to similar homes in your area. Get tips to help you reduce your energy use and make your home more efficient and help save on your bills. See Monthly Report
Get a Rebate from your Utility
Connect your Honeywell Home thermostat to your utility to earn rewards. Earn money for using less energy when others are using more. Search Rebates
Features
T10+ Smart thermostats
Connecting a New Device?
If you are new to the Resideo family of brands or adding to your network of devices, please visit our support center for additional information and help with our apps.
Features
T10+ Smart thermostats

Upgrade to Efficiency
The T10+ Pro Smart Thermostat with REDLINK® Sensors promotes energy efficiency and sustainability. With its smart scheduling, energy savings programs, and ENERGY STAR® certification, this advanced smart home thermostat helps you conserve energy across your household.

Technology Tailored to You
Equipped with Smart Response® and geofencing technology, our smart home app dynamically adjusts the temperature based on your movements, detecting whether you're inside or outside the designated area. You can also set a personalized thermostat schedule tailored to your lifestyle, saving energy while you're away and ensuring comfort when you're home.

Simple Compatibility
Manage humidification, dehumidification, and ventilation from your thermostat or through our mobile app. Good air quality is crucial not only for your health but also for the efficient operation of your home’s heating and cooling system. Consult a professional to determine the best air products for your home.

Connecting a New Device?
If you are new to the Resideo family of brands or adding to your network of devices, please visit our support center for additional information and help with our apps.

Schedule Your Comfort, Your Way
Make your own schedule in the app or on the thermostat, or allow each sensor's motion-detection technology to shift priority automatically as you move around the house. The geofencing feature in the Resideo app allows the T10 Pro Smart Thermostat to know when you're coming and going to automatically optimize comfort and savings.
Monthly Home Energy Reports
Track your heating and cooling trends and compare your energy usage to similar homes in your area. Get tips to help you reduce your energy use and make your home more efficient and help save on your bills. See Monthly Report
Get a Rebate from your Utility
Connect your Honeywell Home thermostat to your utility to earn rewards. Earn money for using less energy when others are using more. Search Rebates
Specifications
Thermostat Type | Programmable; Low Voltage; Digital; WiFi |
WiFi | Yes |
WiFi Specifications | 802.11b; 802.11g; 802.11n; 2.4GHz range; 5GHz range |
RedLINK | Yes |
Color | White |
Includes | T10 WiFi Thermostat; UWP Mounting System; Decorative Cover Plate; Screws and anchors; Professional Install Guide; Getting Started Guide |
Utility Rewards | Yes |
Stages | Up to 3 Heat/2 Cool Heat Pump Systems; Up to 2 Heat/2 Cool Conventional Systems |
Modes of Operation | Heat; Cool; Emergency Heat; Dehumidify; Humidify |
Programming Features | Uses Sensors for Priority Scheduling; Geofencing |
Program Type | 7-Day Programmable; Manual / Not Programmed; 1 Week; 5-1-1 Programmable; 5-2 Programmable |
Fan Function | On; Auto; Circulating |
Alerts and Reminders | Battery Replacement; Communication Error; Dehumidifier Filter; EAC Post-filter; EAC Pre-filter; Filter Change 1; Filter Change 2; Heat Pump Failure; Humidifier Pad (through app); Internal Sensor Failure; Memory Error; Sensor Error; UV Bulb 1; UV Bulb 2; Vent Core; Vent Filter; WiFi No Internet; WiFi Radio Error |
Display Language | Display selectable for English, French, or Spanish |
Energy Star Certified | Yes |
Features | Smart Response |
Product Height | 4.92 in; 125 mm |
Product Width | 3.7 in; 94 mm |
Product Depth | 0.95 in; 24 mm |
Warranty | 5 Years |
Specifications
Thermostat Type | Programmable; Low Voltage; Digital; WiFi |
WiFi | Yes |
WiFi Specifications | 802.11b; 802.11g; 802.11n; 2.4GHz range; 5GHz range |
RedLINK | Yes |
Color | White |
Includes | T10 WiFi Thermostat; UWP Mounting System; Decorative Cover Plate; Screws and anchors; Professional Install Guide; Getting Started Guide |
Utility Rewards | Yes |
Stages | Up to 3 Heat/2 Cool Heat Pump Systems; Up to 2 Heat/2 Cool Conventional Systems |
Modes of Operation | Heat; Cool; Emergency Heat; Dehumidify; Humidify |
Programming Features | Uses Sensors for Priority Scheduling; Geofencing |
Program Type | 7-Day Programmable; 5-2 Programmable; 5-1-1 Programmable; 1 Week; Manual / Not Programmed |
Fan Function | On; Auto; Circulating |
Alerts and Reminders | Battery Replacement; Communication Error; Dehumidifier Filter; EAC Post-filter; EAC Pre-filter; Filter Change 1; Filter Change 2; Heat Pump Failure; Humidifier Pad (through app); Internal Sensor Failure; Memory Error; Sensor Error; UV Bulb 1; UV Bulb 2; Vent Core; Vent Filter; WiFi No Internet; WiFi Radio Error |
Display Language | Display selectable for English, French, or Spanish |
Displayed Information | Indoor Temperature; Indoor Humidity; Menu Button; Down Button; Up Button |
Energy Star Certified | Yes |
Features | ENERGY STAR Certified; WiFi; Smart Response |
Power Source | Hardwired |
Product Height | 4.9 in; 125 mm |
Product Width | 3.7 in; 94 mm |
Product Depth | 0.93 in; 24 mm |
Warranty | 5 Years |
Specifications
Thermostat Type | Programmable; Low Voltage; Digital; WiFi |
WiFi | Yes |
WiFi Specifications | 802.11b; 802.11g; 802.11n; 2.4GHz range; 5GHz range |
RedLINK | Yes |
Color | White |
Includes | T10 WiFi Thermostat; UWP Mounting System; Decorative Cover Plate; Screws and anchors; Professional Install Guide; Getting Started Guide; RedLINK indoor sensors |
Utility Rewards | Yes |
Stages | Up to 3 Heat/2 Cool Heat Pump Systems; Up to 2 Heat/2 Cool Conventional Systems |
Modes of Operation | Heat; Cool; Emergency Heat; Dehumidify; Humidify |
Programming Features | Uses Sensors for Priority Scheduling; Geofencing |
Program Type | 7-Day Programmable; Manual / Not Programmed; 5-1-1 Programmable; 5-2 Programmable; 1 Week |
Fan Function | On; Auto; Circulating |
Alerts and Reminders | Battery Replacement; Communication Error; Dehumidifier Filter; EAC Post-filter; EAC Pre-filter; Filter Change 1; Filter Change 2; Heat Pump Failure; Humidifier Pad (through app); Internal Sensor Failure; Memory Error; Sensor Error; UV Bulb 1; UV Bulb 2; Vent Core; Vent Filter; WiFi No Internet; WiFi Radio Error |
Display Language | Display selectable for English, French, or Spanish |
Features | Backlit Display ; Filter Change Reminder; Geofencing ; Room Sensors; Smart Home Enabled; Touchscreen Display; WiFi; Indoor Air Quality Control; ENERGY STAR Certified; Utility Rewards; Humidity Sensor; Temperature Sensor; Smart Alerts; Smart Response |
Product Height | 4.92 in; 125 mm |
Product Width | 3.7 in; 94 mm |
Product Depth | 0.95 in; 24 mm |
Warranty | 5 Years |
Specifications
Thermostat Type | Programmable; Low Voltage; Digital; WiFi |
WiFi | Yes |
WiFi Specifications | 802.11b; 802.11g; 802.11n; 2.4GHz range; 5GHz range |
RedLINK | Yes |
Color | White |
Includes | T10+ WiFi Thermostat; UWP Mounting System; Decorative Cover Plate; Screws and anchors; Professional Install Guide; Getting Started Guide; RedLINK 3.0 indoor sensors |
Utility Rewards | Yes |
Stages | Up to 3 Heat/2 Cool Heat Pump Systems; Up to 2 Heat/2 Cool Conventional Systems |
Modes of Operation | Heat; Cool; Emergency Heat; Dehumidify; Humidify |
Programming Features | Uses Sensors for Priority Scheduling; Geofencing |
Program Type | 7-Day Programmable; 5-1-1 Programmable; 5-2 Programmable; 1 Week; Manual / Not Programmed |
Fan Function | On; Auto; Circulating |
Alerts and Reminders | Battery Replacement; Communication Error; Dehumidifier Filter; EAC Post-filter; EAC Pre-filter; Filter Change 1; Filter Change 2; Heat Pump Failure; Humidifier Pad (through app); Internal Sensor Failure; Memory Error; Sensor Error; UV Bulb 1; UV Bulb 2; Vent Core; Vent Filter; WiFi No Internet; WiFi Radio Error |
Display Language | Display selectable for English, French, or Spanish |
Displayed Information | Indoor Temperature; Indoor Humidity; Menu Button; Down Button; Up Button; Status Display |
Energy Star Certified | Yes |
Features | ENERGY STAR Certified; WiFi; Smart Response |
Power Source | Hardwired |
Product Height | 4.9 in; 125 mm |
Product Width | 3.7 in; 94 mm |
Product Depth | 0.93 in; 24 mm |
Warranty | 5 Years |
GET STARTED
Professional installation gets professional results. Find an authorized professional near you to complete your installation.
Resources
REPLACEMENT PRODUCTS
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Product comparison grid
Facet |
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smart home integration |
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auto home away scheduling geofencing |
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wifi type | 2.4 and 5.0 GHz | 2.4 GHz |
control additional IAQ products |
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supports additional sensors |
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prioritize multiple rooms |
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filter change alerts |
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control a humidifier dehumidifier or ventilator |
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can be used with an eim |
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how to buy | Find a Pro | Find a Pro |
Product comparison grid
Facet |
||
---|---|---|
smart home integration |
|
|
auto home away scheduling geofencing |
|
|
wifi type | 2.4 and 5.0 GHz | 2.4 GHz |
control additional IAQ products |
|
|
supports additional sensors |
|
|
prioritize multiple rooms |
|
|
filter change alerts |
|
|
control a humidifier dehumidifier or ventilator |
|
|
can be used with an eim |
|
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how to buy | Find a Pro | Find a Pro |

Take It All With You
Manage your Honeywell Home devices in the easy-to-use app, making it simple to control home comfort, monitor usage and more — from anywhere.
Worry less — get alerts if temperatures rise above or fall below your threshold as well as reminders to change your air filter. T10+ with EIM can also be set for dry contact alerts including full drain pan or custom alerts. Plus, you don’t always know your schedule week-to-week. With location-based home and away modes, your smart thermostat can respond to your lifestyle, automatically adjusting your temperature and passing the savings onto you.
One of the Family
Love your existing devices? We do, too. Our products, apps and services play well with others so you can make home a little more harmonious. See how we support your home and fit into your life.
Works With
Our products, apps and services work in harmony with leading smart home ecosystems.


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