Cisco. 25GBase-CR1 direct attach cable. SFP28 to SFP28. 8 ft. twinaxial. SFF-8402/IEEE 802.3by. black
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[specifications] [/specifications]The Cisco 25GBASE SFP28 portfolio offers customers a wide variety of high-density and low-power 25 Gigabit Ethernet connectivity options for data center and high-performance computing networks applications. The 25G Modules are based on the SFP28 form factor.