Products Search by Part Number Products>Directional Control Valves>Solenoid Valves - 3 Port>VFN VFN VFN212N is a 3 port solenoid valve compliant with NAMUR interface. It can be directly installed on valve actuators that comply with NAMUR. VFN212N, 3 Port Solenoid Valve, for NAMUR Interface VFN212N is a 3 port solenoid valve compliant with NAMUR interface. It can be directly installed on valve actuators that comply with NAMUR.