This product is either discontinued or we cannot get that from suppliers.
CISCO Catalyst WS-C3650-48PD-S, Network Ports-48, Port 48 x Gigabit Ethernet Network 2 x 10 Gigabit Ethernet Uplink, Expansion Slots-2, SFP+ Slots-2, Twisted Pair, 10 Gigabit Ethernet, Network 10/100/1000Base-T, Rack-mountable Desktop, MTBF 383760 Hour, Flash Memory 2 GB, Input 110 V AC, 220 V AC, Standard Memory 4 GB.
The Cisco Catalyst® 3650 Series is the next generation of enterprise-class standalone and stackable access-layer switches that provide the foundation for full convergence between wired and wireless on a single platform.