Premium Line systems provides comprehensive solutions for the network infrastructure, mainly designed in Europe, with complete product portfolio including patch cords, patch panels, outlets, keystones and workstation components for Category 5e, Category 6, Category 6A, Category 7, media converters and fiber optic based cabling systems.

Since the beginning of the nineties of the last century, they have been devoted to researching and developing the modern signal transmission cable and the joint hardware.

Silicon21 has started a Distribution Agreement with Premium Line Systems in 2008.