National Instruments

National Instruments

National Instruments (NI) is an American technology company that develops automated test and measurement systems, data acquisition hardware, and software platforms for engineers and scientists worldwide. Founded in 1976 and headquartered in Austin, Texas, NI is widely recognized for its PXI modular instrumentation platform, GPIB interface controllers, and the LabVIEW graphical programming environment, which together form the backbone of automated test systems across many industries.

NI's hardware portfolio includes PXI chassis and modules spanning RF signal generation, signal analysis, switching, and data acquisition, as well as GPIB-USB controllers that enable PC-based control of legacy IEEE-488 instrument benches. Their systems are deployed in both manufacturing test and R&D laboratory environments worldwide.

Key Product Lines

• PXI chassis, controllers, and modular instruments for automated test systems
• GPIB interface controllers for IEEE-488 instrument communication
• Data acquisition (DAQ) boards and chassis for signal measurement and generation
• Switch and multiplexer modules for test routing and high-channel-count applications

Industries Served

National Instruments equipment is used across aerospace and defense, semiconductor test, automotive electronics, telecommunications, academic research, and industrial automation — wherever scalable, software-defined test and measurement infrastructure is required.