Wirewin® CAT6 LIGHTPATCHCORD unshielded - ROUND In its unshielded version it is very similar to a fibre patchcords in regards to a diameter of only 2.8mm. Alike its "flat predecessor" it reaches Gigabit Ethernet. The shielded version is a fully shielded patchcord (F/FTP) with a diameter of a bit less than 4mm. Also these cables are suitable for Gigabit Ethernet and PoE.