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Global Standards. Connected Industry. Industrial AI.


Developed and promoted by PI (PROFIBUS & PROFINET International).

PI - PROFIBUS & PROFINET International

...is the leading industry association for open standards in industrial communication and automation.

As an international community, PI promotes the development of market-leading technologies and supports its member companies around the globe.
 

Core Technologies:

  • PROFIBUS, PROFINET, IO-Link, omlox, SRCI, MTP, NOA
     

Expert Network:

  • 80 working groups comprising over 1,000 experts are dedicated to the continuous development and adoption of PI technologies.
  • PI continuously expands its technology portfolio for the discrete manufacturing industries, process industries, and other sectors.
     

International Network:

  • 23 regional representative offices (RPAs)
  • 1,800 member companies
     

Service and Competence Centers:

  • 13 test centers, 30+ training centers, 60+ consulting centers
  • More than 10,000 specialists have already been certified for PROFIBUS and PROFINET.
     

Learn more about PI's organizational structure →

All PI Technologies at a Glance

Networked Communication as Global Value Creation: PI's Strategic Approach

PI supports the innovation of communication technologies throughout the entire value chain, from initial idea to successful marketing.

The process begins with innovation management and targeted technology development. PI then provides support in developing and applying standards and norms, as well as developing and implementing test procedures and software.

Certification is a central component that serves as proof of quality and trust. PI also offers comprehensive training courses, targeted information, consulting services, and a wide range of technology services.
 

Finally, PI assists with marketing the developed solutions to ensure a successful market transition.

Next Trainings

  1. PROFIsafe Refresher Webinar 2026

    This refresher session is aimed at updating you on the latest developments in the world of PROFIsafe. Concrete contents will...
  2. HMS : Certified PROFIBUS Installer + PROFIBUS Troubleshooting & Maintenance (NL/BE)

    An internationally accredited course covering PROFIBUS network installation and technology and a practical workshop covering...
  3. Kicks-for-Edge Workshop

    Sind Sie ein Startup oder ein KMU und möchten mehr aus Ihren Maschinen- und Prozessdaten herausholen? Siemens veranstaltet...

Press & News

  1. PI Demonstrates Security Solutions for Industrial Automation

    How can industrial communication systems be designed securely, and what solutions does PROFIBUS & PROFINET International (PI) offer in light of the Cyber…
  2. “MTP goes Industry” at Merck Shows the Way to Industrial Application

    How can the transition from MTP pilot projects to industrial application be achieved? “MTP goes Industry @ Merck,” held on September 29 in Darmstadt…
  3. Interoperability Put to the Test: International IO-Link Community Meets in Bad Soden

    Real-world testing reveals how well standards work when devices from different manufacturers are expected to interact seamlessly. That was precisely the…

Latest documents


Updates & News

PI Product Finder ECLASS

 

NEW: The new PI Product Finder ECLASS is now online!
 

Quickly and easily find the right products for your application with many valuable information. The new ECLASS-based PI Product Finder enables structured search and offers clear filter options for PROFINET products and further PI technologies.


Whether you’re looking for specific product features, device types, or PROFINET functions—with the new PI Product Finder ECLASS, you can compare products side by side and find the right solutions for your needs.
 

Discover the new PI Product Finder ECLASS now!

Security


NEW: White Paper Contribution of PROFINET to EU CRA Compliance
 

Take a look at our newly launched security section to find out how PI technologies are shaping the future of secure industrial communication.

Everything you need to build resilient, protected networks is now in one place, from standards to implementation guides.

Read more about PI Security right here!

PROFINEWS 265 - Certification and Cybersecurity

Industrial network cybersecurity is fundamentally about (1) establishing trusted identities and (2) controlling what those trusted entities are permitted to do.

Plenty has been written on the mechanisms involved in the latter (2): access control, defense-in-depth, authentication, roles, encryption, etc.

But not enough has been written on the former.

Read more right here!