The Cisco(R) 25GBASE SFP28 (Small Form-Factor Pluggable) 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 SFP28 form factor. Features and Benefits of Cisco 25G Modules Interoperable with other IEEE-compliant 25G interfaces where applicable Certified and tested on Cisco SFP28 ports for superior performance, quality, and reliability High-speed electrical interface compliant to IEEE 802. 3by