Great features, great price.
You can monitor and control your ecobee thermostat on your smartphone, tablet, or computer. Learn more.
Enjoy lower heating and cooling costs without compromising your comfort from the moment you turn on your ecobee Smart Si.
Did you know that heating and cooling can account for over 50% of your home energy use? ecobee owners save an average of 23%* annually.
Smart Si intuitively understands when to turn on your heating or cooling equipment based on your home’s unique energy profile and the weather outside, making sure you’re comfortable at all times. Find out the other ways Smart Si is smart.
Eliminating wasted heating and cooling is one of the easiest and smartest ways you can be good to the planet and save money.