| Brand | National Instruments |
|---|---|
| MPN | 188915C-01 |
| Model | 9421 |
| Country/Region of Manufacture | Hungary |
Check the listing for details. National Instruments NI 9421 cDAQ Digital Input Module, D-Sub Connector USED. Condition: Used. Listed at 200.00 USD. Tested, fully functional, and in excellent physical condition. 24 V, 8-Channel (Sinking Input), 100 µs C Series Digital Module—The NI‑9421 works with industrial logic levels and signals to connect directly to a wide array of industrial switches, transducers, and devices.