This Dell Networking Cable, 100GbE QSFP28 to QSFP28, Passive Copper Direct Attach Cable is used to link your fiber networking devices for high-speed, long-distance connectivity. This 2 m cable features an QSFP28 connector at one end and QSFP28 connector at the other end. – Provides the necessary link between fiber networking devices for high-speed, long-distance connectivity – Features an QSFP28 connector at one end and QSFP28 connector at the other end – Measures 2 m in length This product is compatible with the following systems: – Dell Networking S6100 – Dell Networking Z9100 – PowerEdge R640 – PowerEdge R740XD – PowerEdge R740 – PowerEdge R940