HAI/Leviton Thermostat Power Supply Module
Custom orders usually ship in 1-2 weeks.
The HAI/Leviton Thermostat Power Supply Module is a power booster for any Omnistat2 thermostat or Omnistat RC-80B thermostat. This optional module may be needed in retrofit applications where "HVAC common" wire is not available. Connects to Common, W, and Y terminals at furnace or air handler. Easy low voltage installation. HAI Part Number: 30A00-2.