National Instruments NI PCI-8430/4 Interface Card, 4-Port RS-232 188829b-o1l

National Instruments PCI-8430/2, RS-232 USED.

National Instruments NI PCI-8431/2 RS-485 PCI Card LabVIEW / NI-VISA Genuine

National Instruments NI PCI-232/485.2CH.

NATIONAL INSTRUMENTS 16 CHANNEL SERIAL INTERFACE CARD PCI-232 (186492B-01)

NATIONAL INSTRUMENTS SERIAL INTERFACE CARD PCI-232/485 (184686D-02)

ONE NEW NATIONAL INSTRUMENTS NI PCI-MXI-2

✅ NATIONAL INSTRUMENTS NI 4060 5-1/2 DIGIT DIGITAL MULTIMETER FOR PCI 184636F-01