The Daikin-McQuay 4009130 Solenoid Coil is a 240V electrical coil designed to operate a compatible four-way valve (4WV) in HVAC systems. When energized, the coil generates a magnetic field that actuates the valve, controlling refrigerant flow and enabling the system to change between heating and cooling modes. It is commonly used in compatible Daikin-McQuay heat pump and air-condition... https://www.partshnc.com/4009130-daikin-mcquay-solenoid-coil-4wv