Smart Thermostat HONEYWELL T10 Pro with RedLINK Sensor THX321WFS2001W/U | Montreal, Laval, Longueuil, South Shore & North Shore

In stock
SKU: THX321WFS2001W/U

Innovation keeps transforming our daily lives, especially in how we manage our home comfort.

24 Vlow-voltage thermostat
Wi-Fiincluded
5 yearsmanufacturer warranty
ENERGY STARWi-Fi includedTouch screenProgrammableVoice control
Get my installed price 514 316-2973

Quick facts

Model numberTHX321WFS2001W/U
ProgrammableYes
Wi-FiIncluded
Touch screenYes
ENERGY STARYes
Warranty5 years

Installation and Benefits of the Honeywell T10 Pro Smart Thermostat with RedLINK® and Room Sensor

Innovation continually transforms our daily lives, especially in the management of our home comfort. In the digital age, the Honeywell T10 Pro Smart Thermostat with RedLINK®, along with its room sensor, presents itself as a cutting-edge solution for optimizing the comfort of your home while achieving significant energy savings. AirGreen, a family business that sells and installs HVAC systems in Montréal, Laval, Longueuil, the North Shore and the South Shore, explains what you need to know about this thermostat.

Precise Control of Your Environment

The Honeywell T10 Pro is designed to offer you a tailored comfort experience. With its smart room sensors, this thermostat can detect temperature and humidity in key areas of your home, giving you the power to customize the atmosphere in each room. Here’s how it enhances your daily life:

  • Adaptability: It dynamically adjusts temperature and humidity based on the presence or absence of occupants in each room.
  • Energy Saving: Optimize your energy consumption by heating or cooling only the rooms in use.

Custom Installation

The installation of the Honeywell T10 Pro by AirGreen’s experts ensures perfect integration with your existing HVAC system. Our specialized technicians take care of everything from the initial setup to syncing with the Resideo app for remote management.

Innovative Features

  • Smart Responses: The thermostat learns your heating and cooling habits to anticipate your needs.
  • Alerts and Reports: Stay informed in real-time about temperature variations and receive reminders to change your air filter.

A Compatible and Connected System

The Honeywell T10 Pro works in harmony with leading smart home ecosystems such as Amazon Alexa, Google Assistant, and Apple HomeKit. This extensive compatibility allows you to control your thermostat via voice or through different apps, enhancing the practical and modern aspect of your heating and cooling system.

The Resideo App Experience

With the Resideo app, manage your home comfort at your fingertips. This intuitive interface allows you to:

  • Remotely control your thermostat settings.
  • Track your energy consumption and compare your performance with similar homes.
  • Receive personalized notifications for optimal environment management.

Why Choose the Honeywell T10 Pro?

Choosing the Honeywell T10 Pro through AirGreen means handing the installation to a local team that improves the comfort of your home while reducing your energy footprint. Our customers benefit from professional installation, ongoing support, and personalized advice to maximize their experience.

Conclusion

The Honeywell T10 Pro Smart Thermostat with RedLINK® and room sensor represents the pinnacle of technology in home climate management. Discover how this small device can make a big difference in your daily life by contacting AirGreen. Our experts are ready to transform your home into a haven of smart comfort.

01 · Key facts

Key facts: HONEYWELL T10 Pro THX321WFS2001W/U

Four things to know, then its ID card in twelve answers. “—” means the manufacturer does not publish it.

Type24 V thermostatHONEYWELL T10 Pro THX321WFS2001W/U
Wi-FiIncludedconnection
Warranty5 yearsmanufacturer
02 · Compatible?

Is the HONEYWELL T10 Pro THX321WFS2001W/U compatible with your heating?

Two steps, thirty seconds. The verdict takes your system and your wiring into account.

Full compatibility table

Heating systemVerdictWhy
Central heat pumpYesHandles heat pumps (3H/2C per the spec sheet).
Dual energy (heat pump + furnace)YesHandles heat pumps (3H/2C per the spec sheet).
Electric furnaceYes24 V control of the furnace.
Gas or oil furnaceYes24 V control of the furnace; the thermostat does not touch the fuel supply.
Steam, gravity or hot waterTo confirmPossible in 24 V depending on the model: our technicians confirm the wiring.
Baseboards, convectors, radiant ceilingNoA baseboard runs on 120/240 V: it needs a line-voltage electronic thermostat.
Fan-forced heaterNoA fan-forced heater needs a line-voltage thermostat rated for fans.
Electric floor heatingNoElectric floor heating needs a floor thermostat with a probe.
Wall or ducted mini-split heat pumpNoA wall heat pump is controlled by its own brand’s controller or a compatible Wi-Fi module.
03 · Wiring

The terminals behind the thermostat

Tap an element to see what it does. A working diagram, not a substitute for the manufacturer’s installation guide.

04 · Try it

Try the HONEYWELL T10 Pro THX321WFS2001W/U before you buy

Raise the setpoint, change the mode: see how it responds.

05 · Your savings

How much good programming can save you

Set up your typical week. The math follows the rule published by Natural Resources Canada.

06 · Winter and rebates

Winter, Rate Flex D and rebates: what this thermostat changes

With Hydro-Québec’s Rate Flex D, electricity costs less most of the winter and more during a few peak hours. A programmable thermostat does the work for you.

07 · Room by room

The sensor decides which room counts

An interactive drawing of what this kind of control does day to day.

08 · Head to head

The HONEYWELL T10 Pro THX321WFS2001W/U or its closest sibling?

The most useful comparison: the model right next to it in our catalogue.

09 · The right choice

The right thermostat in three questions

If this model is not the right one for you, the page says so and shows you which one is.

10 · Installation

Installed and set up by our technicians, in five steps

What we do at your place, in order. The on-site estimate is free.

  1. 01InspectionEquipment, stages to control and existing wiring.
  2. 02C wireCommon wire added if the model needs it and it is missing.
  3. 03MountingWall base, terminal wiring, cover plate if needed.
  4. 04SettingsEquipment type, stages, dual energy and accessories.
  5. 05Start-upConnection, app, schedule and tests with you.
11 · Specifications

HONEYWELL T10 Pro THX321WFS2001W/U specifications

From the manufacturer’s sheet. Type a word: the list filters as you write.

GeneralType24 V thermostat
GeneralModelTHX321WFS2001W/U
GeneralBrandHoneywell
12 · Questions

Frequently asked questions about the HONEYWELL T10 Pro THX321WFS2001W/U

Short answers, no detours.

Can it control electric baseboards?

No. It is a low-voltage (24 V) thermostat. 120/240 V baseboards need a line-voltage electronic thermostat.

Can it be controlled remotely?

Yes, over Wi-Fi.

Does it qualify for a rebate?

If you heat with natural gas from Énergir, an ENERGY STAR smart thermostat on Énergir’s list can qualify for $100 (up to 75% of the price). Have Énergir confirm the model before buying.

What is the warranty?

5 years, per the manufacturer’s information.

Does AirGreen install it?

Yes. We sell and install this product in Montréal, Laval, Longueuil, the South Shore and the North Shore. The on-site estimate is free.

AirGreen · Montréal, Laval, Longueuil, South Shore, North Shore

Your thermostat, installed and set up by our technicians

We check your system and wiring, install the thermostat, connect it and program it with you. One visit, one installed price.

RBQ 5645-9605-01Ventilation, refrigeration and electrical
Free estimateon site, before any purchase
Quote in 24 hinstalled price, no surprises
Bouchervilleshowroom

Sources checked on October 5, 2026.

  • Manufacturer’s spec sheet for this product (summarized in the description and specifications above)
  • Natural Resources Canada, “Keeping the Heat In”, section 9 (modified September 29, 2025)
  • Hydro-Québec, electricity rates in effect April 1, 2026; Rate Flex D and Winter Credit Option pages (consulted October 5, 2026)
  • Énergir, smart thermostat grant (consulted October 5, 2026)

Savings shown are estimates; only Hydro-Québec and Énergir confirm a rate or a rebate.