For a structured cabling system we recommend to use the following components: 21.15.0005 ROLINE S/FTP Cable Cat.8, Solid Wire, LSOH, 24 m; 21.15.1853 ROLINE S/FTP Patch Cord Cat.8, solid, LSOH, yellow, 3 m; 21.15.1863 ROLINE S/FTP Patch Cord Cat.8, stranded, LSOH, yellow, 3 m; 26.11.0381 ROLINE C8 Shield RJ45 Keystone, toolless. The accredited German laboratory GHMT has tested and certified this product combination, in a 2 Connector Channel (30m), Copper, Class I up to 2 GHz; certificate no. c7794a-23.