1/4" NPT 4 Port 4 Way 2 Position Switching Valve
Hand-Operated Pneumatic Air Switching Valve with 2-Position Detented Rotary Lever: HV410
The HV410 is a manual pneumatic directional valve with a four-way operation & four ports (P = Pressure 1, R = Pressure 2, A = Outlet 1, B = Outlet 2). Four-way, two-position valves can be used to switch two air inputs between two outputs.