Cisco C9300-48UN-A Catalyst 9300 48-Port 5G Multigigabit UPOE Switch - Network Advantage - Refurbished

Cisco C9300-48UN-A Catalyst 9300 48-Port 5G UPOE Enterprise Switch

Save big on the Cisco Catalyst 9300 Series — the industry's leading stackable enterprise access switch. The C9300-48UN-A delivers 48 multigigabit UPOE ports with speeds up to 5Gbps, modular uplinks, and Network Advantage licensing — all backed by Reef Telecom's industry-leading 10-year warranty and free shipping on orders over $300.

Key Specifications

• 48x Multigigabit UPOE Ports: Auto-negotiate 5G/2.5G/1G/100M speeds with up to 60W UPOE per port — ideal for Wi-Fi 6/6E APs, IP cameras, and IoT devices
• Modular Uplinks: 1x expansion module slot supporting 1G, 10G, 25G, and 40G uplink modules for flexible core connectivity
• Switching Capacity: 640 Gbps (up to 1,120 Gbps with stacking) | Forwarding Rate: 476 Mpps (833 Mpps stacked)
• StackWise-480: Stack up to 8 switches with 480 Gbps bandwidth and sub-50ms failover for high availability
• Power Supply: 1100W AC included (645W default PoE budget, expandable up to 1,745W with secondary PSU)
• Network Advantage License: Full Layer 3 routing, SD-Access, Cisco DNA integration, Encrypted Traffic Analytics, and API programmability
• Enterprise Security: TrustSec, MACsec-256 encryption, Secure Boot, and IPsec tunnel support
• Form Factor: 1U rack-mountable | Managed Layer 3 switch | Redundant fans and dual PSU slots

Ideal Use Cases

The C9300-48UN-A is purpose-built for enterprise campus, branch office, and high-density deployments requiring multigigabit speeds, robust PoE budgets, and advanced security. Compatible with existing Catalyst 9300 and 9300X stacks, as well as Catalyst 3850 network modules for investment protection.

Every refurbished switch from Reef Telecom is professionally inspected, tested, and certified — delivering like-new performance at a fraction of the cost. Questions? Our networking specialists are here to help.