Honeywell YTH9421C 1010 24V or 750mV thermostat is OBSOLETE
Honeywell YTH9421C 1010 24V or 750 millivolt thermostat, 7 day programmable, touchscreen, 2 or 3 wire, 4 heat/2 cool, includes humidification and dehumidification control and outdoor temperature sensor is obsolete.
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This is an official Honeywell replacement part
Honeywell YTH9421C 1010 24V or 750 millivolt thermostat, 7 day programmable, touchscreen, 2 or 3 wire, 4 heat/2 cool, includes humidification and dehumidification control and outdoor temperature sensor
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Honeywell YTH9421C 1010 24V or 750mV thermostatThis part replaces those listed below:| manufacturer | part number(s) | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Honeywell | YTH9421C 1010 | YTH9421C1010 | |||||||