National Instruments NI PXI-6533 Digital I/O Module w/ PXI-8331 MXI-4 Interface

National Instruments NI 182238C-02 RS232 9-Pin DB-9 Female 2M Null Modem Cable

NATIONAL INSTRUMENTS DATA ACQUISITION CARD NI USB-6008 USED With Serial Cable

Lot of 2 National Instruments NI 9871 RS485 & 9870 RS232 + cRIO Serial Modules

National Instruments USB to Serial Converter w/ software NI-DAQ mx FF7BF1 188345

National Instruments NI 9870 cRIO Serial Interface Module, 4-Port RS232

National Instruments NI 187660C-01 USB-232/2 2-Port Serial Interface Device

National Instruments NI 9853 2-Port High-Speed CAN Interface Module Working Pull