Pneumatic activation

2 ports 1/4npt - 1 port 1/8npt pilote - N/O close to 10psi - 3 way

2 ports 1/4npt - 1 port 1/8npt pilote - N/O close to 30psi - 3 way

2 ports 1/4npt - 1 port 1/8npt pilote - N/C - 3 way

3 ports 1/4npt - 1 port 1/8npt pilote - 3 way - spring return

3 ports 1/4npt - 1 port 1/8npt pilote - N/O or N/C - 3 way

3 ports 3/8npt - 1 port 1/8npt pilote -3 way - spring return

3 ports 3/8npt - 1 port 1/4npt pilote - 3 way - spring return

3 ports 1/2npt - 1 port 1/8npt pilote - N/O ou N/C - 3 way - Humphrey 501A

5 ports 1/4npt - 1 port 1/8npt pilote - N/O ou N/C - 4 way

5 ports 3/8npt - 2 port 1/8npt double pilote - 4 way - 3 positions

5 ports 3/8npt - 1 port 1/8npt pilote - 4 way - spring return