The unshielded cat 6 patch panel from digitus is available as 16 or 24 port 1 hight unit or 48 port version 2 hight units it is manufactured acc to link performance class e for up to 250 mhz en 50173 and isoiec 11801 it is ul certified the housing is made of 15 mm galvanized cold rolled steel is is therefore perfectly suitable for19 rack mounting transmission properties category 6 area of application up to 250 mhz 1gbase t poe norms isoiec 11801 2nd ed en 50173 1 eia