The Cisco C4KX-NM-8SFP is an 8-port 10 Gigabit Ethernet networking expansion module for Cisco Catalyst 4500-X series switches. It provides eight SFP ports to add high-speed uplinks, inter-switch connections, or server access without replacing existing equipment. Designed for use with compatible 4500-X chassis, this module expands your 10‑GE capabilities within Cisco networks.
