![24Volt Power Adapter/Transformer,C-Wire Adapter Thermostat,Compatible with Honeywell,Ecobee,Nest and Sensi Smart Thermostat Pro(25Foot /7.6M Cable) - Amazon.com 24Volt Power Adapter/Transformer,C-Wire Adapter Thermostat,Compatible with Honeywell,Ecobee,Nest and Sensi Smart Thermostat Pro(25Foot /7.6M Cable) - Amazon.com](https://m.media-amazon.com/images/I/61BeXNBioTL.jpg)
24Volt Power Adapter/Transformer,C-Wire Adapter Thermostat,Compatible with Honeywell,Ecobee,Nest and Sensi Smart Thermostat Pro(25Foot /7.6M Cable) - Amazon.com
![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
![Honeywell home ventilation system with no c wire for thermostat. How can I substitute the g for the c without blowing a fuse? - Home Improvement Stack Exchange Honeywell home ventilation system with no c wire for thermostat. How can I substitute the g for the c without blowing a fuse? - Home Improvement Stack Exchange](https://i.stack.imgur.com/nqLQO.jpg)
Honeywell home ventilation system with no c wire for thermostat. How can I substitute the g for the c without blowing a fuse? - Home Improvement Stack Exchange
![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.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
![Substitute G-Wire for C-Wire -- Install the Honeywell Wi-Fi smart thermostat with this video. - YouTube Substitute G-Wire for C-Wire -- Install the Honeywell Wi-Fi smart thermostat with this video. - YouTube](https://i.ytimg.com/vi/TT4vbK1K1wo/mqdefault.jpg)
Substitute G-Wire for C-Wire -- Install the Honeywell Wi-Fi smart thermostat with this video. - YouTube
![N1 Common C Wire Adapter AC Transformer 24V 500mA Universal Compatible With WIFI Smart Thermostat and Doorbells. Nest, Ring, Honeywell, Ecobee, Sensi - White, New - Walmart.com N1 Common C Wire Adapter AC Transformer 24V 500mA Universal Compatible With WIFI Smart Thermostat and Doorbells. Nest, Ring, Honeywell, Ecobee, Sensi - White, New - Walmart.com](https://i5.walmartimages.com/seo/N1-Common-C-Wire-Adapter-AC-Transformer-24V-500mA-Universal-Compatible-With-WIFI-Smart-Thermostat-Doorbells-Nest-Ring-Honeywell-Ecobee-Sensi-White-Ne_f8863ff8-f2ff-4a3d-9a67-38e8bdd5be59.6d13dff0e6b9cea7329179d188ec79bf.jpeg)