Elevate Your Enterprise Network with the Cisco C9300-48UN-A Catalyst 9300 Series Multigigabit UPOE Switch
The Cisco C9300-48UN-A Catalyst 9300 Series Switch is a leading stackable enterprise access switch designed for modern, hybrid work environments. As part of Cisco’s next-generation Catalyst 9000 Series, this high-performance Layer 3 switch empowers organizations to seamlessly connect users, devices, and applications across distributed locations.
Equipped with 48 multigigabit ports supporting speeds up to 5G, Universal Power over Ethernet (UPOE), and modular uplinks (10G/25G/40G), the C9300-48UN-A is ideal for bandwidth-heavy applications such as Wi-Fi 6/6E, IoT deployments, and high-performance computing. Backed by Cisco StackWise-480 technology, it supports up to 8-unit stacking with 880 Gbps switching capacity, offering robust scalability and resilience.
Built for Cisco DNA Center and Software-Defined Access (SD-Access), the Catalyst 9300 series simplifies IT operations with intent-based networking, zero-trust security, deep visibility, and policy-based automation. It supports MACsec encryption, TrustSec segmentation, and Advanced QoS, making it the ideal solution for secure, intelligent edge networking.
Whether your applications are in the cloud, on-premises, or hybrid, the Cisco Catalyst 9300-48UN-A enables unmatched reliability, scalability, and performance in enterprise campus and branch deployments.
Product Specifications: Cisco C9300-48UN-A Catalyst 9300 Series Switch
| Category |
Specification |
| Form Factor |
1RU rack-mountable switch |
| Dimensions (H × W × D) |
1.73 in × 17.5 in × 17.5 in (4.4 cm × 44.5 cm × 44.5 cm) |
| Weight |
Approx. 17.8 lbs (8.1 kg) |
| Switching Capacity |
880 Gbps |
| Forwarding Rate |
654 Mpps |
| Stacking Support |
Up to 8 switches via Cisco StackWise-480 |
| Total Ports |
48 × 100M/1G/2.5G/5G RJ-45 Copper ports with UPOE |
| PoE Standard |
UPOE (Up to 60W per port) |
| PoE Budget |
822W total |
| Uplink Support |
Modular uplinks supporting 10G, 25G, and 40G modules |
| Stacking Ports |
StackWise-480 and StackPower (for power stacking and redundancy) |
| Default Power Supply |
1100W AC power supply |
| Operating Temperature |
23°F to 113°F (-5°C to 45°C) |
| Storage Temperature |
-40°F to 158°F (-40°C to 70°C) |
|
MTBF (Typical)
|
~347,950 hours (depending on environmental factors and configuration) |
| Software Image |
Network Advantage (indicated by model suffix “-A”) |
| Management Options |
CLI, Cisco DNA Center, SNMP, Web UI |
| Security Features |
802.1X, TrustSec, MACsec (software-dependent), DHCP snooping, IP Source Guard |
| Other Features |
Support for Cisco SD-Access, Flexible NetFlow, and Multigigabit Ethernet |
FAQs for Cisco C9300-48UN-A
1. What is the maximum speed of the copper ports?
Each of the 48 RJ45 ports supports 100M, 1G, 2.5G, and 5G speeds, providing flexible connectivity options.
2. Does this switch support full UPOE capabilities?
Yes, it supports Cisco Universal Power over Ethernet (UPOE), delivering up to 60W per port for power-hungry devices.
3. Can I stack this switch with other Catalyst 9300 models?
Yes, it supports StackWise-480, allowing stacking of up to 8 switches for simplified management and scalability.
4. What uplink modules are compatible with this model?
It supports modular uplink options, including 10G, 25G, and 40G uplink modules.
5. Is this switch Cisco DNA-ready?
Yes, it runs on Cisco’s Network Advantage license, making it Cisco DNA-ready for automation, security, and advanced analytics.
