The wire connected to your thermostat's "C" terminal is a C-wire. Some manufacturers use letters like "B" or "X" to label the C-wire or use a color wire, like green or green-yellow striped. If the ...

If you have the money to spare, you won't find a better looking, more premium-feeling smart thermostat out there.

This will cut power to your thermostat and keep you from accidentally shorting electrical components of your system when ...

The thermostat itself should be clearly indicate which wires go where, and most companies provide labels that you can attach to the wires coming out of the wall as you disconnect and remove your ...

After turning off the electricity to everything, I removed the existing programmable, but dumb, thermostat from the wall and noted the wiring configuration. Unfortunately, my first floor thermostat ...

The latest Google Nest Learning Thermostat is the perfect example of a gorgeous piece of tech that works and promises to ...

Jon Reed is a senior editor overseeing coverage for CNET's home, energy and utilities category. Jon has over a decade of experience of writing and reporting as a statehouse reporter in Columbus ...

Google hasn't made it easy to know which Nest Thermostat you are buying or using, thanks to a confusing naming scheme that is several generations deep. Let's just say I own the previous generation ...

There are some good sales on top-rated smart thermostats, video doorbells, security cameras, and moreBy Whether you need a ...

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Contact between the thermostat wires and household line voltage can damage the thermostat, posing a fire hazard. If you own this thermostat, you should contact White-Rodgers, a division of Emerson ...

Unlock to see our ratings and compare products side by side The primary power for this thermostat is supplied via c wire (24vac). A "C" wire is not required for most ...