Does this require 5 wires?

Does this thermostat require the 5th "Common Wire" like the Ecobee?

  • Asked by fn from Pittsburgh
iDevices Thermostat

iDevices Thermostat

Product No Longer Available

1 Answer from the Community

  • Answer

    This thermostat unit does require the "Common" wire to power the unit. It will function with as little as a 3-wire configuration, two to run the heat relay and the C-wire.

    • Answered by Lynn R