Cisco WS-C3750X-48P-S Layer 3 PoE Ethernet Switch

The Cisco WS-C3750X-48P-S Catalyst switch is a managed Layer 3 Ethernet switch designed for enterprise campus networks, delivering high-density PoE+ Gigabit switching at the access layer. It provides 48 PoE+ ports (IEEE 802.3af/at) with a total PoE budget of up to 435 W to power wireless APs, IP phones, and other PoE devices, while supporting VLAN segmentation and scalable stacking. With up to 160 Gbps of switching capacity and a forwarding rate of up to 101.2 Mpps, it features Cisco StackWise Plus for stacking and IP Base software with management via CLI, SNMP, and Cisco network management tools. Dual modular AC power supplies are installed, and the unit is rack-mountable with uplink module compatibility for C3KX modules; common replacements include Cisco Catalyst C9300-48P-A, WS-C3850-48P-S, and C9200L-48P-4G-E Ethernet Switch.