The 25G SFP28 Active Direct Attach Copper Twinax Cable is designed for use in 25GBASE Ethernet. This cable is compliant with IEEE 802.3 by Ethernet standard and SFP28 MSA Compliant. Each SFP28 connector comprises an EEPROM providing product information which can be read by the host system. They are suitable for very short links and offer a cost-effective way to establish a 25-Gigabit link between SFP28-25G ports of switches/routers within racks and across adjacent racks.