Fiber optic modems

The industrial fiber optic networking product line of NSPI was established through the acquisitions of Apec Electronics in 1991 and the EOTec business of the… Learn More

Industrial Ethernet

Unmanaged and managed industrial Ethernet switches for every application: Ethernet/IP stands for “Ethernet Industrial Protocol.” It is an open industrial networking standard that takes advantage… Learn More


The ControlNet protocol is a globally accepted industrial networking standard (IEC 61158) that was specifically designed to meet the real-time, high-throughput requirements of an industrial… Learn More

Analog Data Link

Modular system design for greater flexibility The modular EOTec 2000 fiber optic analog data link provides reliable EMI/RFI and lighting immune transmissions of 4-20mA and… Learn More

Contact Closure

For single channel applications, the FOT-CC and FOR-CC Fiber Optic Transmitter and Receiver provide point-to-point contact closure information over a single fiber optic cable. For… Learn More


Typical applications include remote analog data transmission over long distances, smoke stack emissions monitoring instrumentation, windmills (wind turbines) and extensions of DCS or PLC systems…. Learn More

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