C9300-48UXM-E - Cisco Catalyst 9300 48-Port mGig UPOE Switch

Cisco Catalyst 9300 48-port switch with 36x2.5G + 12x mGig UPOE ports, modular uplinks, and Network Essentials licensing for enterprise access.

The Cisco Catalyst C9300-48UXM-E is a stackable enterprise access-layer switch from Cisco's Catalyst 9300 Series, built to support security, IoT, mobility, and cloud-driven networks. It provides 48 copper access ports consisting of 36 x 2.5GBase-T UPOE ports and 12 x Multigigabit (100M/1G/2.5G/5G/10G) UPOE ports, enabling high-bandwidth connectivity for Wi-Fi 6/6E access points, IoT sensors, IP phones, and other demanding endpoints. The switch supports modular uplink options (1G, 10G, 25G, or 40G modules) for flexible network design and uses Cisco StackWise stacking technology to combine up to eight switches into a single logical unit for simplified management and resiliency. Running Cisco IOS XE with the Network Essentials license, it delivers Layer 3 routing, advanced security features, and programmability suited for Software-Defined Access (SD-Access) architectures. This model is commonly deployed in campus and branch environments requiring high-density Multigigabit access with Universal Power over Ethernet.

• Manufacturer: Cisco Systems, Inc.
• Product Family: Cisco Catalyst 9300 Series
• Model: C9300-48UXM-E
• Product Type: Managed Layer 3 Ethernet Access Switch
• Ports: 48 total: 36 x 2.5GBase-T (UPOE) + 12 x Multigigabit (100M/1G/2.5G/5G/10G) UPOE
• Uplink Interfaces: Modular uplink options (1G, 10G, 25G, or 40G network modules)
• License Level: Network Essentials
• Switching Capacity: Up to 580 Gbps (per reseller documentation)
• Forwarding Rate: Up to 431.54 Mpps
• MAC Address Table: 32,000 entries
• DRAM: 8 GB
• Flash Memory: 16 GB
• PoE / UPOE Budget: Up to 490W (up to 1590W with additional secondary power supply)
• Default Power Supply: PWR-C1-1100WAC-P (Platinum rated)
• Stacking: Cisco StackWise stacking, supports up to 8 switches in a stack
• Console Port: RJ-45-to-DB9 console cable for management access
• Form Factor: 1RU, rack-mountable
• Operating System: Cisco IOS XE
• Operating Temperature: 0°C to 45°C
• Altitude Support: Up to 5,000 ft (1500 m)
• MTBF: 241,450 hours (per third-party datasheet)
• Certifications: FCC Part 15, CISPR 22 Class A, RoHS, UL 60950-1, IEC 60950-1, EN 55022 Class A, and additional global EMC/safety standards
• Warranty: Limited hardware warranty (terms per Cisco warranty policy; some resellers offer extended coverage)
• Compatible Accessories: STACK-T1 stacking cables, CAB-SPWR StackPower cables, C9300-NM network modules

• 48 high-density copper ports: 36 x 2.5G UPOE + 12 x Multigigabit UPOE
• Supports Wi-Fi 6/6E access points and other high-bandwidth endpoints
• Modular uplink slot supporting 1G, 10G, 25G, or 40G modules
• Cisco StackWise stacking technology for combining up to 8 switches
• Universal Power over Ethernet (UPOE) for high-power endpoint support
• Layer 3 routing capability with Network Essentials licensing
• Built on Cisco Unified Access Data Plane (UADP) architecture
• Runs modern Cisco IOS XE operating system with programmability
• Supports Software-Defined Access (SD-Access) enterprise architecture
• x86 CPU architecture enabling container hosting and scripting
• Redundant power supply and fan support for high availability
• Compact 1RU rack-mountable design for space-efficient deployment

Designed for enterprise access-layer deployments requiring high-density Multigigabit connectivity and UPOE power delivery.

• Enterprise campus access layer supporting Wi-Fi 6/6E access points
• Powering IP phones, IoT sensors, and PoE lighting via UPOE
• High-density wireless network backhaul in large office deployments
• Software-Defined Access (SD-Access) enterprise network architectures
• Secure segmented access layers in corporate or educational campuses
• Connecting high-throughput workstations and digital workplace devices
• Data center edge or branch office switching with stacking for redundancy

• High-density Multigigabit UPOE port connectivity
• Flexible modular uplink options for future scaling
• Stackable design simplifies management and redundancy
• Supports next-gen Wi-Fi 6/6E access point deployments
• Layer 3 routing enables advanced enterprise network designs
• Programmable IOS XE OS supports automation and containers

• Form Factor: 1RU rack-mountable
• Dimensions: Approximately 44.5 x 48.9 x 4.4 cm (per reseller datasheet)
• Fan Configuration: Chassis + field-replaceable fan modules
• Max Power Consumption: Approximately 275W (switch only, per reseller datasheet)

Per available reseller and distributor documentation, this product is validated for use with:

• Cisco Catalyst 9300 Series network modules (C9300-NM-4G, C9300-NM-8X, C9300-NM-2Q, C9300-NM-4M, C9300-NM-2T)
• PWR-C1-1100WAC and PWR-C1-1100WAC-P power supplies
• PWR-C1-BLANK power supply blank
• CAB-TA-NA power cord
• STACK-T1-50CM / STACK-T1-1M / STACK-T1-3M stacking cables
• CAB-SPWR-30CM / CAB-SPWR-150CM StackPower cables
• Catalyst 9300X fiber and Multigigabit switches for mixed stacking

Note: Mixed stacking with newer Catalyst 9300X models is supported for backward compatibility, but exact firmware/IOS XE version requirements should be confirmed with Cisco documentation.

• Cisco Catalyst C9300-48UXM-E switch
• Power supply unit
• Rack mount kit
• Power cord
• Console cable

Q: What is the Cisco C9300-48UXM-E?

A: It is a Cisco Catalyst 9300 Series 48-port managed access switch featuring 36 x 2.5G UPOE ports and 12 x Multigigabit UPOE ports, designed for enterprise networks requiring high-bandwidth access and UPOE power delivery.

Q: Does the C9300-48UXM-E support Power over Ethernet?

A: Yes, it supports Cisco Universal Power over Ethernet (UPOE), with a total PoE budget of up to 490W, expandable to 1590W with an additional secondary power supply.

Q: Can this switch be stacked with other Catalyst 9300 models?

A: Yes, the switch supports Cisco StackWise stacking technology, allowing up to eight switches to be combined, including mixed stacking with Catalyst 9300X models for backward compatibility.

Q: What licensing level does the C9300-48UXM-E include?

A: This model ships with the Cisco Network Essentials license tier, which provides foundational switching and management features.

Q: What uplink options are available for this switch?

A: The switch supports modular uplink network modules, allowing administrators to choose 1G, 10G, 25G, or 40G uplink configurations depending on network requirements.

Q: How much memory and flash storage does the switch have?

A: According to reseller documentation, the switch is equipped with 8 GB of DRAM and 16 GB of flash memory.

Q: What operating system does the C9300-48UXM-E run?

A: The switch runs Cisco IOS XE, a modern, programmable operating system supporting automation, containers, and advanced security features.

Q: Is the C9300-48UXM-E suitable for Wi-Fi 6/6E deployments?

A: Yes, its Multigigabit UPOE ports are well-suited for powering and connecting Wi-Fi 6/6E access points and other high-bandwidth endpoint devices.