Irrespective of the application:
We will transfer your data securely and at high speeds!

With an extensive product portfolio and excellent technical expertise, LEONI has over 40 years of experience in meeting the constant demand for more bandwidth and faster speeds in telecommunications. Our high-quality cable and connection technologies are the high-performance components for your transmission channels across the globe.

In close cooperation with our partners, we develop and manufacture cables and cable assemblies that are perfectly suited to your purposes in core, microwave and mobile phone technology.

Our high speed cables for data centers currently offer transmission speeds of up to 25 Gb/s per pair, using copper. Requests for longer lengths can be realised using optical engines. Our high speed cables and connector systems (proprietary PCBs) are perfectly harmonised with each other and therefore form a secure cable system for reliable data transmission.


Innovative cable technologies

Business Unit Telecommunication Systems


New products & company news

Further information

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