And because you can find Sensi on Amazon and at many retail chains, it's DIY-friendly. That means you can install this thing yourself in an afternoon -- or less. Follow this step-by-step guide to swap out your old thermostat with a Sensi in no time.
Watch this: Install the Sensi thermostat in a few minutes
Shut off power to your thermostat at the circuit breaker.
Remove your original thermostat's faceplate.
Take a picture of your existing thermostat wiring.
Visit Sensi.com to see if your thermostat wiring is compatible.
Use the included sticker tabs to label your thermostat wires if they aren't already.
Disconnect your thermostat wires from your old thermostat.
Uninstall your original thermostat's baseplate from the wall.
Wrap the wires around a pen or pencil to keep them from falling into the wall.
Feed the wires through the Sensi baseplate and screw it to the wall.
Connect the wires to the appropriate Sensi ports.
Attach the Sensi faceplate to the baseplate.
Turn on power to your HVAC system at the circuit breaker.
Your one-stop guide to installing the Sensi thermostat
And there you have it -- 12 steps to replace an existing thermostat with Emerson's Sensi. If you still have questions or are otherwise unsure about tackling a DIY project like this, be sure to consult a professional. At the very least, they should be able to answer specific questions related to your HVAC system and thermostat wiring.