![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
Nest thermostat not seeing the C wire but it's there... | Terry Love Plumbing Advice & Remodel DIY & Professional Forum
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Wasserstein 24V Transformer & C-Wire Adapter Compatible with Wyze Video Doorbell Pro/Wyze Thermostat, Google Nest Thermostat, Blink Video Doorbell and Amazon Smart Thermostat : Amazon.ca: Tools & Home Improvement
![Google Nest Power Connector - Nest Thermostat C Wire Adapter - C-Wire Adaptor for Smart Thermostat - Nest Thermostat Accessories, Snow, Clamp Connectors - Amazon Canada Google Nest Power Connector - Nest Thermostat C Wire Adapter - C-Wire Adaptor for Smart Thermostat - Nest Thermostat Accessories, Snow, Clamp Connectors - Amazon Canada](https://m.media-amazon.com/images/I/51S3DDiaLAS.jpg)