Unitronics I/O Expansion Module IO-DI16, 16 Digital Inputs.

Unitronics IO-AI8 Analog I/O Expansion Module

Unitronics Expansion Adapter EX-A2X Module Isolated Power Supply 12/24VDC USED.

UNITRONICS IO-DI16 / IODI16

Unitronics IO-DI16 Digital Input Module 16 Channel 24VDC Expansion Adapter

UNITRONICS EX-A2X / EXA2X (USED)

UNITRONICS MODEL IO-DI16 EXPANSION MODULE 16 X 24VDC

Unitronics Model: UID-1600 Dig In 16 x 24VDC Module 0-7 In 8-15 GREET USED.