P316 CAN 16-I/O
Trio Motion Digital Input/Output Expansion Module P316 CAN 16-I/O 24VDC 250mA
You will like that the MOS2 3-4 µ Fisher (15-30 Microtrac) has a clear size spec.
Trio Motion Digital Input/Output Expansion Module P316 CAN 16-I/O 24VDC(st1230)
What stands out about the MOS2 1-2 µ is the long-lasting protection it gives.