Cisco Catalyst 9300 – Switch, 48-Port PoE+, Network Advantage, Layer 3, Managed, 10/100/1000

The Cisco Catalyst 9300 48-Port PoE+ Network Advantage switch stands out with its 437 W PoE+ budget, allowing it to power a full complement of 48 devices without external midspans. This fixed uplink model is built for high-density access deployments where simplicity and power delivery matter most.

Highlights

• 48 Gigabit Ethernet ports with IEEE 802.3at PoE+ (up to 30 W per port)
• 437 W total PoE power budget for demanding endpoints
• Layer 3 managed with Cisco IOS XE Network Advantage feature set
• StackWise-480 technology for up to 480 Gbps stacking bandwidth
• 256 Gbps switching capacity and 190.4 Mpps forwarding rate
• 1U rack-mountable form factor with front-to-back airflow

In daily use

Deploy this switch in access closets where phones, cameras, and access points need reliable power and connectivity. The Network Advantage license unlocks full Layer 3 routing protocols, including OSPF, EIGRP, and BGP, making it suitable for converged campus networks. Stack up to eight units for simplified management and higher resiliency.

Full specifications

• Ports: 48 x 10/100/1000Base-T PoE+
• PoE standard: IEEE 802.3at (PoE+)
• PoE power budget: 437 W
• Switching capacity: 256 Gbps
• Forwarding rate: 190.4 Mpps
• MAC address table: 32,000 entries
• VLANs supported: 4,094
• Jumbo frame support: up to 9,198 bytes
• Routing protocols: OSPF, EIGRP, BGP, IS-IS, RIP, HSRP, VRRP, PIM
• Management: CLI, SNMP, RMON, Telnet, SSH, NETCONF, RESTCONF
• Security: MACsec, 802.1X, DAI, DHCP Snooping, CoPP
• Stacking: Cisco StackWise-480
• RAM: 8 GB
• Flash: 16 GB
• Network module slots: 1 (for optional uplink modules)
• Form factor: 1U rack-mountable
• Software: Cisco IOS XE with Network Advantage
• Power redundancy: optional (requires second power supply)
• Energy Efficient Ethernet: IEEE 802.3az

Final note

A workhorse access switch that combines high-density PoE+ with enterprise-class routing and stacking, ready for modern campus networks.