Armstrong Comfort Sync A3 Ultra-Smart WiFi Thermostat

$821.00 $835.00

Shipping Information
  • This item can be delivered via standard parcel couriers to your address. Shipping costs will be calculated at checkout.

Click here for more information.


No, this product does not have an Energy Star certification.

Click here to learn more about ENERGY STAR in Canada.

Greener Homes Grant Eligibility

Yes, this product may be eligible for the Canada Greener Homes Grant.

Click to learn more about the Canadian Greener Homes Initiative and product eligibility here.


Click here to learn more how warranty works.


Not sure if this product is right for you? Require advice selecting the correct unit?

Contact our team for professional support.

Get the Most Out of Your Home HVAC System - Precision Home Comfort Control from the Palm of Your Hand

Enjoy sophisticated system management, unprecedented control, and exceptional energy savings with an Armstrong Air Comfort Sync A3 Ultra-Smart thermostat. It’s the best way to get the most out of every part of your home HVAC system.

Remote WiFi-based access extends your control to anywhere with internet connection. From monitoring your home system, to adjusting temperatures on the fly, this ultra-smart WiFi thermostat will interact seamlessly with the easy-to-use iPhone or Android apps, or via any web browser enabled device.

With automated settings like Away Mode, your smart HVAC system will reduce its energy consumption when you are not home, saving you money! Plus, it can also ensure you always come home to the perfect temperatures. Start benefiting from a Smart Home Wifi Thermostat – order your Comfort Sync A3 today!

Armstrong Air is one of the most popular HVAC brands across North America, and the Comfort Sync Controllers are a perfect example why. Start sleeping easier, and more comfortably, knowing that an Armstrong Air Controller is keeping you and your loved ones warm (or cool).

Key features of the Armstrong Air Comfort Sync A3 Ultra-Smart Home Thermostat include:

    • App control enables you to monitor and control temperatures and settings from anywhere in the world on your smart devicce
    • Compatible with Amazon Alexa and Google Assistant, enabling you to fine-tune your comfort with a simple voice command
    • Away Sync functionality uses the GPS in your smartphone to detect when you’re leaving and automatically changes the temperature to a more energy-efficient setting. It also detects when you’re coming back home, returning the temperature to its normal set point
    • Schedule Sync means you only need to program your thermostat once. Whenever there’s a change in your routine, the thermostat adapts heating and cooling to match
    • High-definition touchscreen uses simple menus and icons to make even complex operations incredibly easy
    • Multi-zone compatible, allowing you to configure up to four zones within your home for individual control*
    • Allergy Sync monitors the air quality and pollen levels in your local postal code and automatically turns the fan on to help clean your home’s air when outdoor levels are high
    • Climate Sync monitors humidity levels and removes excess moisture from the air
    • Display a five-day forecast and provide live weather alerts
    • Automated alerts and reminders when repairs or maintenance are required via email
    *zoning control use requires a compatible zoning system to already be installed in your home

    More information regarding the Armstrong Air Comfort Sync A3 Thermostat can be found below:

    Armstrong Air Comfort Sync A3 Product Page

    Comfort Sync A3 Product Support