Parker Push Buttons & Valves (Seperate Components) | Mushroom head - 40mm spring return - Red | ZB4-BC4

PXB-B4 valves can be connected as N/C 3/2 valves or N/O 3/2 valves by connecting the primary air supply to port 1 or port 3. Mounting block can take multiple switch valves and contact blocks (electric and pneumatic).