Here is the wiring from the existing thermostat:

enter image description here

The new thermostat is a Wyze.

see wiring here

Will this Wyze work with the existing wires? Any help here on how? If this unit won't work for me, what keywords can I use when shopping to ensure a thermostat will work with my system?

1 Answer 1


That thermostat will not work. The terminal labels and type indicate small gauge low voltage wiring. You have line-level (high voltage) wiring. Look for a "line voltage" thermostat.

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