OPTO22 Snap I/O 4 Channel High Speed DC Input Module SNAP-IDC5-FAST-A *af

OPTO22 Snap I/O 4 Channel High Speed DC Input Module SNAP-IDC5-FAST-A *bh

OPTO22 Snap I/O 4 Channel High Speed DC Input Module SNAP-IDC5-FAST-A *lg

(NEW) OPTO22 Snap I/O 4 Channel DC Input Module SNAP-IDC5 *lg

10x DC 24V 4 Channel Relay Module With OPTO-Isolated High and Low Level Trigger

OPTO 22 SNAP-AIV-I SNAP-AIV-I *vb

ONE OPTO 22 SNAP ANALOG SNAP-AOV-25 Module Used *lg

(NEW) 2 Channel Fast Digital Input I/O Module 24VDC EL1202 *vb