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No. It does not require a C wire. It’s compatible if you have one but not necessary to function.
Sorry, there was a problem. Please try again later.Thanks for asking, TBird. The need for a C wire on the Nest Thermostat Gen 4 will depend on your system — here’s a link to our compatibility checker to make sure you’re getting the best fit: https://store.google.com/intl/en_us/widget/compatibility/thermostat/
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