The Parker Fluid Control C111P3 Solenoid Coil is a 10W, 120V coil designed to operate solenoid valves used in HVAC systems such as chillers, boilers, and refrigerant flow controls. When energized, it creates a magnetic field that activates the valve, enabling precise control of fluid or refrigerant movement. https://www.partshnc.com/c111p3-parker-fluid-control-120v-10-watt-coil