Parker Hannifin D3W20BNYC is a 4/2-way directional control valve with a 110–120 VAC coil, designed to direct flow in automated fluid-power circuits. The D3W20BNYC designation identifies a four-port, two-position configuration that is actuated electrically. It is used to switch hydraulic or pneumatic flow paths to control actuators and pilot circuits within automation systems.
