Resideo HPSR104 4-Zone Switching Relay 120 VAC 1-PH

The Resideo HPSR104 Four Zone Switching Relay controls four heating or cooling zones in an HVAC system. The single phase 120 VAC controlled relay allows up to four separate zones to be effectively controlled by controlling their respective heating or cooling demands. The compact design of the relay is 8.75" in height, 2.13" in width, and 11.75" in length, making it easy to install in a wide variety of locations. It comes in gray and dark gray and blends in perfectly with existing equipment. The HVAC system has the capability for fine-tuning the energy efficiency and comfort levels by fine control in several zones.