In order to power your Honeywell Wi-Fi smart thermostat, your system must contain a c-wire. Use the chart below to confirm that your system meets the compatibility requirements. This chart will determine compatibility with most systems, but as wiring systems vary from home to home, there may be some exceptions. To view videos on this topic, please click here.
Congratulations, this thermostat will work with your system.
Watch the video called:
"Substitute extra wire for C-wire"
"Substitute G-Wire for C-wire"
Sorry, this Wi-Fi thermostat won't
work with your system. Click here for other thermostat options.
To help you know for sure if your system will work with the Wi-Fi thermostat, please send us a picture of your current thermostat wiring.
Honeywell Customer Care Hours:
Monday – Friday from 8:00 AM – 7:00 PM CST/CDT
Saturday from 8:00 AM - 6:00 PM CST/CDT
Sunday from 9:00 AM – 6:00 PM CST/CDT