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About PI


PROFIBUS and PROFINET International (PI) is the largest automation community in the world and responsible for PROFIBUS and PROFINET, the two most important enabling technologies in automation today.

The common interest of our global network of vendors, developers, System Integrators and end users covering all industries lies in promoting, supporting and using PROFIBUS and PROFINET.

Regionally and globally about 1,400 member companies are working closely together to the best automation possible. No other fieldbus organization in the world has the same kind of global influence and reach. That´s why PROFIBUS and PROFINET are world leaders in industrial networking.

Our well-known PI technologies

PROFIBUS is a standardized, open, digital communications system for all areas of application in manufacturing and process automation.
PROFINET is the innovative open standard for Industrial Ethernet. It satisfies all requirements of automation technology.
IO-LINK is an independent sensor / actuator interface solution for use with with all automation technologies.