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Square format logo of White
Square format logo of White
Square format logo of White
Square format logo of White
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Honeywell T9 Smart Thermostat With Sensor

Model ID:


Seam Status:



The T9 Smart Thermostat with Sensor is a highly rated and feature-rich thermostat designed to provide optimal temperature control and comfort in your home. It comes with Smart Room Sensors that allow you to monitor and adjust the temperature in different rooms based on occupancy or a specific schedule. The thermostat works towards creating an average temperature across multiple rooms, ensuring balanced heating or cooling throughout your home. It is compatible with the Resideo app, which allows you to control your thermostat from anywhere, receive alerts for temperature changes, and track energy usage. The T9 Smart Thermostat also features Smart Response® and Alerts, learning your heating and cooling cycles and providing notifications for filter changes and significant temperature swings. It supports up to 3 heat/2 cool stages and offers 7-day programmable modes for customized scheduling. With its easy installation and compatibility with leading smart home ecosystems like Amazon Alexa, Google Assistant, and Apple HomeKit, the T9 Smart Thermostat provides convenience, energy savings, and personalized comfort for your home.

Color Variants:


Seam API Compatible

Control using the Seam API

Seam Dashboard Compatible

Manage with Seam Dashboard


Can turn on heating mode


Can turn on AC mode


Can turn on fan mode

Heat Pump

Compatible with heat pump systems

Occupancy Detection

Indicates if someone is present


Program recurring climate schedules

Humidity Sensor

Monitors humidity levels

Temperature Sensor

Monitors temperature