![Amazon.com: Honeywell Home RTH9585WF Wi-Fi Smart Color Thermostat with C- Wire Adapter : Home & Kitchen Amazon.com: Honeywell Home RTH9585WF Wi-Fi Smart Color Thermostat with C- Wire Adapter : Home & Kitchen](https://m.media-amazon.com/images/I/41EFSNA61WL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Honeywell Home RTH9585WF Wi-Fi Smart Color Thermostat with C- Wire Adapter : Home & Kitchen
![Amazon.com: Honeywell Home RTH9600WF Smart Color Thermostat Energy Star Wi-Fi Programmable Touchscreen Alexa Ready - C-Wire Required, Not Compatible with Line Volt Heating : Home & Kitchen Amazon.com: Honeywell Home RTH9600WF Smart Color Thermostat Energy Star Wi-Fi Programmable Touchscreen Alexa Ready - C-Wire Required, Not Compatible with Line Volt Heating : Home & Kitchen](https://m.media-amazon.com/images/I/41mmDeLKDDL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Honeywell Home RTH9600WF Smart Color Thermostat Energy Star Wi-Fi Programmable Touchscreen Alexa Ready - C-Wire Required, Not Compatible with Line Volt Heating : Home & Kitchen
![Old thermostat works, but I can't get the Honeywell T9 to work. T9 require C Wire that was not in the wall. I added C wire & RC wire via plug-in 120v Old thermostat works, but I can't get the Honeywell T9 to work. T9 require C Wire that was not in the wall. I added C wire & RC wire via plug-in 120v](https://i.redd.it/qgn9tccrp6a91.jpg)
Old thermostat works, but I can't get the Honeywell T9 to work. T9 require C Wire that was not in the wall. I added C wire & RC wire via plug-in 120v
![24 Volt Transformer, C Wire Adapter Thermostat, Competible with All Versions of Ring Doorbell and Thermostat for Nest Ecobee, Sensi and Honeywell, 315" Long Cable 24V Transformer - - Amazon.com 24 Volt Transformer, C Wire Adapter Thermostat, Competible with All Versions of Ring Doorbell and Thermostat for Nest Ecobee, Sensi and Honeywell, 315" Long Cable 24V Transformer - - Amazon.com](https://m.media-amazon.com/images/I/51JJwTXsHtL._AC_UF894,1000_QL80_.jpg)
24 Volt Transformer, C Wire Adapter Thermostat, Competible with All Versions of Ring Doorbell and Thermostat for Nest Ecobee, Sensi and Honeywell, 315" Long Cable 24V Transformer - - Amazon.com
![Hotop 24 Volt C Wire Adapter for Smart Thermostat, UL Listed 16.5ft Long Power Connector C Wire for All Versions of Smart Thermostat Compatible with Nest, Honeywell, Ecobee, Wyze, Sensi - - Amazon.com Hotop 24 Volt C Wire Adapter for Smart Thermostat, UL Listed 16.5ft Long Power Connector C Wire for All Versions of Smart Thermostat Compatible with Nest, Honeywell, Ecobee, Wyze, Sensi - - Amazon.com](https://m.media-amazon.com/images/I/71TqSrxWyuL._AC_UF894,1000_QL80_.jpg)
Hotop 24 Volt C Wire Adapter for Smart Thermostat, UL Listed 16.5ft Long Power Connector C Wire for All Versions of Smart Thermostat Compatible with Nest, Honeywell, Ecobee, Wyze, Sensi - - Amazon.com
![Google Nest Power Connector - C-Wire Substitute - Compatible with Nest thermostats GA02493-US - The Home Depot Google Nest Power Connector - C-Wire Substitute - Compatible with Nest thermostats GA02493-US - The Home Depot](https://images.thdstatic.com/productImages/31d2534d-7713-4508-954a-3a1941418a87/svn/white-google-smart-thermostats-ga02493-us-c3_600.jpg)