For short-range connections between high-speed networking ports, copper direct attach cables are often the most affordable solution. These cables feature built-in SFP or QSFP ends so there is no need for purchasing optical transceivers or fiber optic cables. Check out our selection of direct attach cables from Mellanox, HPE, Equal, and Cisco brands. Available with SFP+, QSFP+, SFP28, and QSFP28 connections in lengths ranging from 0.5 meter to 7 meter and speeds between 10Gbps and 100Gbps, these twinax copper cables can connect a variety of equipment for your systems.