This product is either discontinued or we cannot get that from suppliers.
Cisco Catalyst WS-C2960X-48FPS-L 48-port Gigabit PoE Managed Switch, 48x Gigabit Ethernet Ports, 4x SFP Gigabit Ethernet Expansion Ports, Rackmount Form Factor, 740W PoE+ Power.
Cisco Catalyst 2960-X Series Switches are the next generation of the world’s most widely deployed access switches. They enable intelligent services such as application visibility, Smart Operations, Layer 3 routing and deliver best-in-class energy efficiency with up to 80 percent energy savings.