Opto 22 AD3 AD3T *LOT OF 6 Input Module 8Pin 4-20ma Used CSQ

Opto 22 Solid State Relay Z240D10 3-32v Control 240v AC 10 Amp

Kigeli 24 Pcs 5v Relay Module One Channel Switch with Optocoupler and Opto Is...

Kigeli 24 Pcs 5v Relay Module One Channel Switch with Optocoupler and Opto...

8PCS 5v Relay Module 1 Channel Relay Board for Raspberry Pi with Opto-Isolate...

Indramat RME02.2-32-DC024 Input module Used CSQ

Intel 10GbE Input / Output Server Module P/N: G97870-471 Tested Working

Allen Bradley 1734-IB4 Ser C Point I/O Digital Input Module used LOT OF 2 CSQ