The Cisco Catalyst C9300-48UN provides enterprise campus aggregation with multigigabit access for high-density wireless and powered devices. It supports efficient refreshes over existing copper cabling while helping teams keep fast, reliable connectivity in demanding environments.
As wireless density rises and powered endpoints multiply across shared spaces, access layers need to carry more traffic without forcing disruptive cabling changes or adding operational complexity.
The Cisco Catalyst C9300-48UN is a 48-port multigigabit access switch for high-density Wi-Fi and powered-device environments, including campuses, offices, and other production networks where existing copper cabling still has to do more work.
Its 48×Multigig access ports and modular uplink give infrastructure teams a practical way to extend multigigabit connectivity to access points and endpoints while retaining the operating model of IOS-XE. The 645 W PoE budget helps support powered devices at the edge without splitting every service into separate infrastructure tiers.
With 640 Gbps switching capacity, the platform is built to absorb busy access-layer traffic and keep segmented services moving through the day. It suits refresh projects where faster wireless, powered devices, and orderly expansion all need to sit within a manageable access design.
Our team can help you plan and deploy the Cisco Catalyst C9300-48UN for your access-layer requirements, with a design that fits the way your network is run today and scaled tomorrow.
Cisco Catalyst C9300-48UN is an enterprise access switch for wired campus and edge deployments, providing a scalable switching platform for organizations that need resilient network connectivity and centralized operational control.
Multigig Access Design
The platform supports 48 Multigig access ports, aligning high-density wired connectivity with modern campus and edge access requirements.
Modular Uplink Architecture
Modular uplink design gives the switch deployment flexibility for upstream network integration without changing the access layer form factor.
High-Capacity Forwarding
A 640 Gbps switching capacity supports sustained traffic handling across demanding enterprise access environments.
Power-Ready Edge Design
The platform provides a 645 W PoE budget to support connected devices that rely on powered network access.
Campus Deployment Consistency
The switch is designed for standardized enterprise access-layer rollout, helping maintain a consistent operational model across sites.
Infrastructure Resilience
The platform architecture supports dependable network operation for environments that require continuous connectivity at the edge.
Managed Network Foundation
The switch fits controlled enterprise network environments where predictable administration and access-layer oversight are required.
If you are designing a campus access layer or replacing mixed edge switches, our team can help map Cisco Catalyst C9300-48UN into a scalable, operationally consistent network architecture.
Full specifications for this model are listed below.
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The Cisco Catalyst C9300-48UN is a 48-port access switch for organisations refreshing copper edge networks that now carry Wi-Fi 6, 6E and 7 access points, powered devices and high-demand users without moving every outlet to 10GbE.
On hotel conference floors and premium guest areas, traffic swings sharply between events, rooms and public spaces. This switch gives teams multigigabit PoE access for APs, phones, POS and cameras without ripping out usable cabling.
Healthcare teams need access layers that keep carts, phones, APs and cameras available while patient, admin and guest traffic stays separated. The C9300-48UN helps dense clinical areas keep pace without adding avoidable network complexity.
Architecture studios move large CAD and BIM files, use plotters and support collaboration rooms that quickly expose weak access links. This model provides a practical step up from 1GbE when predictable throughput matters more than full 10GbE everywhere.
Professional services offices often need simple segmentation, quick desk changes and reliable meeting room connectivity. The C9300-48UN supports that churn with multigigabit access for AP-heavy floors and enough PoE capacity for mixed endpoint demands.
Media and entertainment teams depend on fast file movement and steady wireless in spaces that serve editors, producers and reviewers at once. This switch suits access layers where higher throughput is needed, but overspecifying every port is not practical.
Our team can help design and deploy the Cisco Catalyst C9300-48UN for hospitality, healthcare, architecture, professional services and media environments, with attention to port mix, segmentation, refresh planning and day-to-day support needs.
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Below you’ll find alternative models, suitable software and services that pair with this solution – helping you to avoid compatibility issues, reduce support overhead and deploy with confidence.
Not all deployments fit standard configurations. If you’re weighing up options or want a second opinion on your setup, our team is here to help with honest, straightforward advice backed by decades of vendor knowledge.