National Instruments NI 9401 cDAQ Digital Input / Output Module

National Instruments NI 9211 cDAQ Temperature / Thermocouple Input Module.

National Instruments NI 9401 cDAQ Digital Input Output Module barely used

National Instruments NI 9402 cDAQ Digital Input / Output Module

National Instruments NI 9421 cDAQ Digital Input Module

National Instruments NI 9375 cDAQ Digital Input / Output Module, 32ch DIO, D-Sub

National Instruments NI 9422 8-Channel Digital Input Module