Sumec Industry & Engineering, a European company specialises in products and services related to optical fibres and cables. As focus on real solutions, we develop products in accordance with the real needs of customers and based on their local conditions.
Including EPFU with outer diameter of only 1.1mm, and steel wire structure under water cable with a tensile force of more than 100kN. Flat Drop Cable with Tone Wire provides locatability & easier handling, which offers simplified installation and maintenance.

Link: https://www.sumec-germany.de/