Description
This is a brand new OEM Honeywell Resideo upgraded Thermostat TrueZone Panel. It replaces the part numbers listed below.
A thermostat senses the air temperature in a room and has the ability to turn on the furnace or air conditioner based upon that temperature. Modern thermostats are usually digital, often programmable, and occasionally WI-Fi capable.
Replaces:
HZ311/U HZ311
Repair Difficulty Level
Partial list of Model numbers that use this part:
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