The Cisco Catalyst C9500-48Y4C is built for enterprise campus core aggregation where high-speed access and distribution links need to converge efficiently. Its 25GbE access architecture and 100GbE uplinks help keep growth simpler to manage while preserving predictable capacity for busy network traffic.
As access layers and server-room links grow denser, infrastructure teams need aggregation that preserves headroom for high-volume traffic without multiplying switch count or operational overhead.
The Cisco Catalyst C9500-48Y4C is a fixed campus core and distribution switch for environments that need 25GbE aggregation with 100GbE uplinks. It suits busier buildings, server rooms and larger campus blocks where many high-speed links must converge cleanly.
With 48×SFP28 ports and 4×QSFP28 uplinks, the platform supports dense edge and upstream connectivity in one chassis. Its 3200 Gbps switching capacity and StackWise Virtual architecture help keep core paths simple and resilient.
That combination helps keep cloud, server and wireless traffic predictable while reducing core sprawl. It also gives teams clearer control over change windows, fault isolation and planned growth across virtualised and storage-heavy environments.
If you are planning a campus or server-room refresh, our team can help assess where the Cisco Catalyst C9500-48Y4C fits best and how to deploy it with minimal disruption.
Cisco Catalyst C9500-48Y4C is a campus and enterprise switching platform designed for high-performance aggregation and core deployments, providing a resilient foundation for modern wired networks.
Aggregation-Oriented Design
The platform is built to consolidate demanding access and distribution traffic in enterprise switching environments.
High-Speed Uplink Architecture
It provides 48x SFP28 and 4x QSFP28 ports to support dense fiber connectivity at the network edge and core.
3200 Gbps Switching Capacity
The switching fabric is engineered for 3200 Gbps capacity to move traffic efficiently across high-throughput environments.
Modern Enterprise Connectivity
The port mix supports scalable uplink and aggregation designs for campus networks that need consistent forwarding performance.
StackWise Virtual
StackWise Virtual supports a resilient logical switching design across paired systems for improved operational continuity.
Unified Control Model
The platform architecture enables centralized handling of switch behavior in environments that prioritize simplified operations.
Service Continuity Planning
Its enterprise switching design supports continuity-focused deployments where network stability is critical to business operations.
If you are planning a campus core or aggregation refresh, our Cisco experts can help align switching capacity, uplink design, and resilience requirements to your network goals.
| Product Family | Cisco Catalyst |
|---|---|
| Product Series | 9500 |
| Deployment | Campus |
| Target Organisation Size | Enterprise |
| Primary Use Case | Core |
| Product Tier | Flagship |
| Network Architecture | Layer 3 |
| Access Ports | 48 |
| Access Port Architecture | SFP28 |
| Uplink Ports | 4 |
| Uplink Architecture | QSFP28 |
| Total Ports | 52 |
| Maximum Port Speed | 100G |
| Port Configuration | 48×SFP28 + 4×QSFP28 |
| PoE | No |
| Stacking | Supported |
| Operating System | |
| Power Redundancy | Hot-swappable PSUs |
| Maximum VLANs | 4094 |
| Routing Capability | Dynamic |
| Switching Capacity (Gbps) |
The Cisco Catalyst C9500-48Y4C is a fixed campus core and aggregation switch for environments that need dense 25GbE convergence with 100G uplinks. It is aimed at busier sites where virtualised, storage, and shared service traffic must stay predictable.
In enterprise campus data centres and server rooms, teams often need to converge many 25G links without adding more chassis layers. The C9500-48Y4C gives infrastructure staff enough headroom for storage-heavy and virtualised traffic while keeping the core easier to manage.
Financial campuses need low-downtime routing for regulated users, payment systems, voice, and surveillance feeds. This switch fits resilient office cores where segmentation, capacity planning, and clear fault isolation matter more than switch sprawl or constant rework.
Hospitals rely on dependable paths between wards, clinics, server rooms, and admin networks, with strict separation for clinical and guest services. The C9500-48Y4C supports that mixed traffic profile while helping network teams keep change windows under control.
Software development sites face frequent lab changes, build traffic, and shared platform demand across private cloud and virtualisation clusters. This model provides the aggregation capacity needed to keep developer services responsive without forcing a larger operational footprint.
Production facilities move large files, review traffic, and live-event streams between edit floors, shared storage, and service rooms. The C9500-48Y4C helps keep those transfers consistent at higher throughput, with fewer avoidable delays during busy production periods.
Our team can help design and deploy the Cisco Catalyst C9500-48Y4C for data centres, finance, healthcare, software development, and media production environments, with deployment support shaped around capacity, resilience, and operational control.
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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.
