Honeywell T841B1000 24V heat pump thermostat, 2 stage heat and 1 stage cool

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Honeywell T841B 1000 24V heat pump thermostat, 2 stage heat and 1 stage cool, separate Y and W1 terminals for compressor$15.4567-TAX

Specifications provided by manufacturer on manufacturer's website

This `Honeywell T841B1000 24V heat pump` can be substituted for these OEM part numbers:

manufacturerpart number(s)
Honeywell
T841B 1000
T841B1000