UTILITY REBATES AVAILABLE
Welcome to Just Right
Get more than a smart home – get smart temperature control in the rooms you want for improved whole home comfort. The T9 Smart Thermostat is simple to install and use with an intuitive touchscreen display. You'll have comfort at
home, and can save energy while you're away with geofencing on the Honeywell Home app.
The minute your family starts waking up, your T9 Smart Thermostat begins to warm up your bedrooms, helping you prepare for the day more comfortably.
As bedrooms are left, the unique Smart Room Sensors take notice. They ensure comfort follows your family’s movements around the home as they get ready for the day, right up until everyone’s out the door.
While you go about your day, you’ll be able to check in on your home at any time. Or if it gets too hot or too cold, you’ll be automatically alerted – so you can take action.
The T9’s geofencing knows when you’re getting home, and it starts getting the house comfortable for you so you don’t even have to think about it. Just unwind from your day in ideal comfort.
As everyone settles in for the night, the T9 shifts its focus to the rooms you’ve set as priorities. Everyone’s room can be just the way they want it to sleep their best, and the T9 ensures they’re all kept that way throughout the
Smart Sensors, Smart Livingt
Smart Sensors, Smart Living
When you install Smart Room Sensors, you unlock the thermostat's full potential. You can use the T9's multi-room display to view and adjust the current status of any sensor's location, enabling whole home comfort. And you can
prioritize living areas during the day and bedrooms at night for comfort where you want it, when you need it.
Purchase the T9 bundled with a sensor, and expand the system by buying additional sensors separately.
Whole Home Coverage
Thanks to our 200-foot Smart Room Sensor range, you can achieve comfort control for nearly any home using a single thermostat. Bring those important rooms under your control.
Help Everyone Sleep Better
Place Smart Room Sensors in all the rooms you'd like to control and define ideal comfort settings for any time of day. You can prioritize multiple bedrooms at night, so you don't have to compromise anyone's comfort. The T9 can help
everyone enjoy a better night's sleep.
Savings When Away,Comfort When Home
With the Honeywell Home app, geofencing allows the T9 to know when you're coming and going, so no matter your schedule, you can always come home to comfort and save energy when you're away.
Balance Hot & Cold Spots
Set your desired temperature to help achieve more balanced comfort throughout your home. Don’t guess at the right temperature in the hallway to make your bedroom comfortable enough to sleep. Get the comfort you want – to sleep,
work, focus, or unwind.
With Smart Room Sensors, the T9 knows which rooms are or aren't in use. Your ideal comfort will follow you and your family over the course of your day.
Smart Response & Alerts
The T9 learns your home's heating and cooling cycles to help deliver the optimal temperature at the right time. Plus, the Honeywell Home app alerts you when it's time to change your filters and when temperatures go outside your
Smart Home Integration
Full integration with many smart home partners means the T9 can work in sync with nearly any ecosystem you choose, enabling voice control, complex routines, and more.
See what works with Honeywell Home
Be the First to Know
Make sure that you're among the first to know when the T9 Smart Thermostat is available. Sign up now to be notified.
T9 Smart Thermostat
with Smart Room Sensor
Save with Utility Rebate Programs
Your utility may already offer rebate programs that reward you for helping save energy. You could earn a reward for simply buying and enrolling your T9 Smart Thermostat. Once enrolled, you make a positive environmental impact
while lowering your energy bill, earning even more savings.
Find your utility
Honeywell Home App
Manage your Honeywell Home devices in one easy-to-use app, making it simple to control your home comfort, monitor usage, and more - from anywhere.
Worry less. You’ll get alerts if the temperature rises or drops outside of your threshold and reminders to change your air filter. Plus, your thermostat will switch to your preferred ‘away’ temperature when you leave,
Bring comfort, security, and awareness all together into one single place with the Honeywell Home app.
Try app demo
Is your home compatible?
Let us walk you through a quick check to see if the T9 Smart Thermostat will work with your home's system.
Upgrades Made Simple
If you currently have a Honeywell Home T-Series thermostat, your wiring may already be set to install the T9. Thanks to their shared wall mount, replacing an old T-Series thermostat with a new T9 is as simple as snap-off,
snap-on. If you don't have a C-Wire, there's even an included adapter to cover that.
Find your home comfort match.
We offer several smart thermostat options - find one that will suit your needs.
Connect Your Home
The T9 Smart Thermostat is a part of the Honeywell Home connected family, which offers heating and cooling control, water leak detection, and security. Control your Honeywell Home devices from anywhere with a single app on your
smartphone or tablet, ensuring your home is just how you like it.
Learn More »
C1 Wi-Fi Security Camera
C2 Wi-Fi Security Camera
Wi-Fi Water Leak & Freeze Detector