Coordinated solutions from the world’s leading manufacturers

ROSI-Systems thus supports its customers’ projects.

Innovative IT Cabling infrastructures for future proof Data Centers.

Rosenberger >>

DCIM that's easy, fast, and complete.

Sunbird >>

Protect Your Equipment with Strength.

CPI >>

IT infrastructure design software.

HADstair >>

Our mission: technological priority.

With 60 years of experience in innovation and development and the collaboration based on trust of our staff, Rosenberger OSI is a promise.

A promise of the most modern production technology, the highest efficiency in the production processes and the continuous development of our products. Our customers can rely on this promise with confidence at our sites on all continents of the Earth.

This is how we use our expertise – to create cutting-edge solutions.

ROSI-Systems Kft. offers professional solutions from professional manufacturers.

When more than a hundred years of professional experience come together, only good things can come out of it.


The German Rosenberger Group has been providing cabling solutions for data center installations and data transmission equipment for more than 50 years. In accordance with the requirements of the modern age, the company offers mainly optical cables, which are manufactured in our Hungarian plant. CPI is a 100% employee owned company that’s been committed to powering and protecting your technology investments for more than 30 years.


ROSI-Systems offers the products of these two companies to its partners, so that the IT enclosure systems and the cables and connectors needed to connect them are available from one hand.


ROSI-Systems Kft. is the official Hungarian representative of Rosenberger OSI, as you can read the certificate of our parent company here or download it in PDF format. ROSI-Systems is also a partner of CPI and HADstair.

Get to know our products and services!