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HVAC System Compatibility Information
The Comfort Series Wi- Fi Thermostat is designed to operate with
low- voltage heating and cooling systems. It is not designed for use with
line- voltage or millivolt heating and cooling systems.
The Comfort Series Wi- Fi Thermostat supports:
Up to 2 heat and 2 cool stages on a conventional system.
d
Up to 3 heat and 2 cool stages on a heat pump system.
d
The Comfort Series Wi- Fi Thermostat supports the following
equipment:
Equipment
Gas / Oil / Electric heating
(up to two stages)
Heat pump with auxiliary heat
(up to three stages)
Geothermal Heat Pump
Dual fuel systems
Standard electric cooling
(up to two stages)
Boilers
Supported?
YES
YES
YES
YES
YES
YES
4
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