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C9300-48UMX-A
Catalyst 9300 48-port (12 mGig&36 2.5Gbps) Network Advantage
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C9300-48UMX-A is built on a high-performance, enterprise-grade architecture that integrates a fixed, rack-mount design with flexible power options including support for redundant AC power supplies. It features an optimized port configuration with 48 fixed 10/100/1000 Ethernet ports and 4 fixed 10G SFP+ uplink ports, ensuring fast data transport and robust connectivity without compromise.
Designed for scalability and efficient network management, the C9300-48UMX-A incorporates advanced stacking capabilities and a substantial switching capacity to meet growing network demands. Ideal for core and access layer deployments in modern enterprise environments, it delivers reliable performance for critical applications and high-bandwidth use cases.
C9300-48UMX-A price is is available on request. Get immediate quote.
Request bulk order quote for C9300-48UMX-A for additional pricing. Browse the full Cisco Catalyst 9300 Switches series or explore all Cisco products.
In a global corporate campus, network engineers deploy the C9300-48UMX-A Catalyst 9300 48-port (12 mGig & 36 2.5Gbps) with Network Advantage as the aggregation switch for 802.11ax access points, PoE IP phones and IoT sensors. Leveraging Cisco DNA Center automation, advanced security policies and multi-gigabit PoE, the solution delivers 40% faster device onboarding, simplified operations and scalable performance to support 5G-ready wireless and smart-building applications.
A cloud services provider uses the C9300-48UMX-A Catalyst 9300 48-port (12 mGig & 36 2.5Gbps) Network Advantage switch as a leaf node in a spine-and-leaf fabric. With EVPN-VXLAN overlays, segment routing, advanced L2/L3 services and 2.5–10 Gbps server uplinks, the deployment achieves sub-millisecond latency, 99.999% uptime and 50% higher east-west throughput. Automated Zero-Touch Provisioning and telemetry simplify scaling while maintaining security segmentation.
In a high-volume manufacturing plant, IT and OT teams integrate the C9300-48UMX-A Catalyst 9300 48-port (12 mGig & 36 2.5Gbps) with Network Advantage at the shop-floor edge. The switch powers and connects PLCs, IP cameras and wireless gateways over multi-gigabit PoE, with Cisco TrustSec segmentation, real-time telemetry and QoS prioritization. Outcome: 25% reduction in network-related downtime, deterministic control-loop performance and streamlined device onboarding.
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| C9300-48UMX-A |  C9300-24S-A |  C9300L-48T-4X-E |  C9300-48UXM-A |  C9300L-48UXG-4X-E | |
|---|---|---|---|---|---|
| Depth | 18.3 inches | 488 mm | 10.8 inches | 564 mm | 15 inches |
| Ethernet Technology | 10/100/1000 | Gigabit Ethernet | 10/100/1000 | Multi-Gigabit (2.5G/5G) + 10 Gigabit Ethernet | 10/100/1000 |
| Form Factor | Rack-mount | Rack-Mount 1U | Rack-mount | Rack-Mount 1U | Rack-mount |
| Height | 1.73 inches | 43 mm | 1.75 inches | 44 mm | 1.75 inches |
| Manufacturer Part Number | C9300-48UMX-A | C9300-24S-A | C9300L-48T-4X-E | C9300-48UXM-A | C9300L-48UXG-4X-E |
| Media Type Supported | Twisted Pair / Fiber | Fiber | Twisted Pair / Fiber | Twisted Pair + Fiber | Twisted Pair |
| Power Source | AC Power Supply with Redundant Options | AC | AC Power Supply | AC | AC Power Supply |
| Product Type | Switch | Network Switch | Switch | Network Switch | Switch |
| Rack Units | 1 RU | 1U | 1 RU | 1U | 1 RU |
| Switching Capacity | 480 Gbps | 208 Gbps | 128 Gbps | 580 Gbps | 128 Gbps |
| Weight | 24 lbs | 7.64 kg | 27 lbs | 9.34 kg | 25 lbs |
| Width | 17.5 inches | 444 mm | 17.5 inches | 445 mm | 17.5 inches |
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Multigig ports boosted wireless performance noticeably.
Excellent access switch for Wi-Fi 6.
Stable PoE and throughput.
Advanced features are useful.
Strong enterprise access platform.
The Cisco Catalyst 9300 48-port (12 mGig & 36 2.5Gbps) Network Advantage switch (SKU C9300-48UMX-A) is a fixed enterprise-grade access layer switch that delivers multigigabit performance, advanced routing, and enhanced security with Cisco IOS XE Network Advantage.
It offers 48 multigigabit RJ45 ports, four modular uplink slots supporting 1/10/25GbE optics, field-replaceable power supplies and fans, and a compact 1RU form factor.
Network Advantage provides full Layer 3 routing, Segment Routing, EVPN, flexible NetFlow, advanced QoS, Cisco TrustSec, Secure Group Tag, and SD-Access automation.
It delivers up to 480 Gbps of switching capacity and up to 720 Mpps of forwarding performance per switch for non-blocking line-rate traffic.
It supports 12 ports at 5/10Gbps multigigabit speeds and 36 ports at 2.5Gbps, enabling high-performance access for wired and wireless clients.
The switch supports up to a 960W PoE budget with PoE+ (30W) per port or UPOE (60W) per port using optional advanced power supplies.
StackWise-480 technology allows up to eight switches to be stacked with 480 Gbps of stack bandwidth, unified management, and nonstop forwarding across members.
It supports Cisco IOS XE CLI, web UI, SNMP, NETCONF/YANG, RESTCONF, streaming telemetry, and integration with Cisco Prime Infrastructure and DNA Center.
Built-in security includes MACsec encryption, Cisco TrustSec, Secure Group Tag, segment routing with encrypted traffic analytics, and flexible authentication with ISE integration.
It enables SD-Access automation, policy-based provisioning, real-time analytics, intent-based segmentation, and assurance through seamless DNA Center integration.
Yes, it interoperates with Catalyst 9200, 9300, 9400, and 9500 series under a unified IOS XE architecture, ensuring consistent features and simplified upgrades.
It is Energy Star certified, RoHS compliant, meets IEEE 802.3az, UL, CB, CE, and FCC standards, and operates in temperatures from 0°C to 45°C.
It offers redundant field-replaceable power supplies and fans, nonstop forwarding, nonstop active routing, and hot-swappable modular components for maximum uptime.
Software can be upgraded via Cisco IOS XE Software Installer, DNA Center automation, USB, TFTP, FTP, or SCP to deploy new images and feature sets.
It includes a limited lifetime hardware warranty, optional Cisco Smart Net Total Care for 24x7 support, software updates, advance hardware replacement, and TAC access.
Contact a Cisco authorized reseller, specify SKU C9300-48UMX-A, select power supply and stacking accessories, and include a Smart Net contract to tailor your deployment and quote.
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