Rosenberger OSI: Your Expert in fibre optic cabling Rosenberger-OSI GmbH & Co. OHG UK de it fr es US Industries & Applications Data Centre Data centre planning Data centre cabling Data centre operation Local networks Modern LAN network Structured building cabling Smart building cabling Additional markets Industrial applications Mobile network Products & Services Cabling Solutions Fibre optic cabling LAN cabling Copper cabling Services Consulting services Installation Services Managed Services Components Fibre optic components Trainings & Downloads Downloads & Instructions News & Media News & Media Press Releases Blog & Vlog Success Stories Whitepaper Events & Webinars Focus topics Data Centre FO Technology & Lexicon Company About Rosenberger OSI History Quality Management Environmental Policy Certifications Memberships Terms & Conditions Career Jobs & Career at Rosenberger OSI Experienced professionals & entry-level applicants Students Apprentices Job Vacancies Contact Talk to our experts Locations Contact Persons Rosenberger Open Line Online Shop Menu Time for cookies and settings Necessary Cookies Analytical Cookies Social Media Marketing Cookies Submit Select all and submit This website uses cookies that are necessary for its operation, for statistical analysis, to enable you to share content on social networks or to show you interest-based advertising. Depending on the level activated, you accept the previous levels by clicking on the corresponding button. By clicking on "Submit" or "Select all and submit", you consent to the processing of your data by the relevant services. Privacy Policy & Change Settings Detailed Information November 18-19, 2026 | Hall 5, Booth J130 | Paris Expo Porte de Versailles Make an appointment Rosenberger OSI expands its service offering across Europe read more Successful implementation of AI infrastructure projects in Europe to the use case VersaTray ® - the highly modular & service-friendly 19" tray system read more Comparison of the PreCONNECT ® OCTO cabling systems | MTP ® , LC, SN ® Quad and MDC Quad read more Single source of services and cabling solutions for colocators read more Integrated solutions for the secure & efficient operation of digital infrastructures Fibre optic connectivity | Cabling solutions | Infrastructure services Data Centre Data centre planning Data centre cabling Data centre operation Local networks Modern LAN network Structured cabling Smart building cabling Industrial applications Transport sector | Industry 4.0 Aviation and aerospace Medical engineering Mobile network Fibre to the antenna Comprehensive service in all project phases Our experienced team supports your project from the initial planning phase through to installation, documentation, and ongoing operation. Benefit from years of expertise and proven know-how. Consulting & planning Installation & site supervision Managed Services Contact us Optimise your IT infrastructure - Future-proof and flexible A modern, secure IT infrastructure is the foundation for digital technologies and applications. That’s why it makes sense to rely on fibre-optic cabling solutions from Rosenberger OSI. Benefit from: high availability, superior performance and exceptional scalability. We take a comprehensive, tailored approach to your IT applications and processes. With over 30 years of experience in customer projects, we deliver IT infrastructures optimally adapted to your unique requirements. Let us help you find the perfect solution. Contact us Solutions for colocators Data centre relocation Smart building cabling Industrial Applications Successfully implemented projects - That is what our customers say Rosenberger OSI is supporting the expansion of DE-CIX Leipzig "We appreciate Rosenberger OSI’s short decision-making paths, rapid service provision and operational flexibility. Rosenberger OSI supported us so well with its expertise and proposed solutions that our everyday work was made a lot easier." envia TEL GmbH Tier IV D