Honeywell Thermostat C Wire
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Old thermostat didn t require continuous power so the blue c wire wasn t connected.
Honeywell thermostat c wire. The c wire adapter allows you to easily add a wire at the equipment during wi fi thermostat installations when a common wire is required without having to run new wires. View and download honeywell home c wire adapter installation manual online. The c wire short for common wire is the wire that actually provides the power to operate your thermostat.
Next let s talk about the c or common wire. Although there are some options available if you do not have a c wire see below having one opens up a much greater choice. The honeywell home c wire product adapter has you covered.
Home c wire adapter adapter pdf manual download. Installing the honeywell lyric thermostat. In the market for a c wire adapter.
Unsure if honeywell home thermostats from resideo are compatible with your home. It s there so you can supply power to the heating and cooling switches with a. In some cases one of those wires may be your common.
A common wire c wire provides wi fi thermostats continuous power by connecting it to a heating and cooling system e g. Use our helpful tool to take an assessment of the existing wiring in your home. I m upgrading from a honeywell 4 wire r w y g thermostat to a nest 3rd gen.
Adapter wire for thermostat installation the c wire power adapter quickly and easily powers connected thermostats that require a c wire common. If you have a c wire place it into the c terminal on your. You ll probably see a thermostat jumper wire connecting the rc and rh terminals.
The c or common wire can make or break your thermostat installation. Find out if your home is compatible with a honeywell home thermostat. However their was a blue c wire in the wall.
Here s what you need to know. C wires are required on most honeywell wi fi thermostats with the exception of the smart round thermostat formerly known. Use our tool to determine.