The Daikin-McQuay 6025174 Four-Way Valve Coil Assembly is a replacement electrical component designed to control the four-way reversing valve in compatible heat pump systems. It works by energizing the valve coil to shift refrigerant flow direction, allowing the system to switch efficiently between heating and cooling modes. Commonly used in Daikin and McQuay heat pumps and related HV... https://www.partshnc.com/6025174-daikin-mcquay-four-way-valve-coil-assy