Wall mount 3KVA stepdown transformer assembly providing the ability to operate the 120V, single phase Model TCS3203 3-zone furnace control system from 190/200/208/220V, 50/60Hz power sources.

Assembly is typically factory prewired for 220V and supplied with a receptacle for simple connection of the TCS3202 furnace control system unless otherwise specified. Consult instructions for necessary power tap connections for operation on the alternate voltages.