Yes—this cable has SFP28 connectors on both ends and is designed for 25GBASE-CR1 links between Cisco SFP28 ports. It is supported on many Cisco platforms, including Nexus 9000, Catalyst 9500, and NCS/N540 models listed in the product details.

Installation is very simple. This is a passive direct-attach copper cable, so you just plug the SFP28 ends into compatible 25GbE SFP28 ports. No separate transceiver modules are needed. For 5-meter operation, make sure your host ports support and enable RS-FEC.

The Cisco SFP-H25G-CU5M is a passive copper direct-attach cable built for short-reach 25 Gigabit Ethernet connections. It is Cisco-certified and tested for reliability, uses integrated SFP28 connectors, and has very low power consumption at just 0.1W.