| 324 MC | 3/2 1/2" NC pneumatic pilot, spring return |
| 324 MCA | 3/2 1/2" NO pneumatic pilot, spring return |
| 324 CFP | 3/2 1/2" NC pneumatic pilot, pneumatic spring return |
| 324 CC | 3/2 1/2" double pneumatic pilot |
| 324 CCD | 3/2 1/2" double pneumatic pilot, with differential |
| 524 MC | 5/2 1/2" pneumatic pilot, spring return |
| 524 CFP | 5/2 1/2" pneumatic pilot, pneumatic spring return |
| 524 CC | 5/2 1/2" double pneumatic pilot |
| 524 CCD | 5/2 1/2" double pneumatic pilot, with differential |
| 5243C CC | 5/3 1/2" closed centres, double pneumatic pilot |
| 5243A CC | 5/3 1/2" open centres, double pneumatic pilot |
| 5243P CC | 5/3 1/2" pressurized centres, double pneumatic pilot |