The Parker Hannifin 04F20C3 is a 1/4" 120V solenoid valve. This electrically operated valve controls the flow of fluids (liquids or gases) in various industrial applications. The 1/4" designation refers to the valve's port size, indicating the diameter of the connections. https://partsfe.ca/04f20c3-parker-hannifin-solenoid-valve-14-120v