Catalyst 9500 Series High-Performance 25G Core Switch
Product Description
The Cisco C9500-48Y4C-A is a next-generation fixed core switch from the Cisco Systems Catalyst 9500 Series, purpose-built for enterprise campus cores, high-density aggregation, and modern data center edge environments.
This model delivers 48 fixed 25-Gigabit SFP28 ports along with 4 × 100-Gigabit QSFP28 uplinks, enabling extremely high-speed aggregation and backbone connectivity for data-intensive enterprise infrastructures. Powered by Cisco IOS-XE, it supports advanced routing, automation, telemetry, and enterprise-grade security to meet the demands of scalable, cloud-ready networks.
The C9500-48Y4C-A is ideal for organizations requiring ultra-high bandwidth, low latency switching, and future-proof campus core infrastructure.
Model Type
Fixed Core Switch — 48× 25G SFP28 + 4× 100G QSFP28 for Catalyst 9500 Series
Category
Networking – Enterprise Core / Aggregation Switch
Key Features
48× 25-Gigabit SFP28 Ports — Provides ultra-high-density fiber connectivity for modern campus aggregation and core networks.
4× 100-Gigabit QSFP28 Uplinks — Enables high-capacity backbone connections, data center interconnects, and high-speed cloud access.
Advanced Layer-3 Routing — Supports enterprise routing protocols, segmentation, and scalable traffic engineering.
Cisco IOS-XE Software Platform — Offers automation, programmability, telemetry, and secure policy-based networking.
Enterprise-Grade Security — Includes MACsec encryption, TrustSec segmentation, and secure access enforcement.
High Throughput Switching Architecture — Optimized for very large forwarding tables, low latency, and massive traffic loads.
Redundant Power Support — Dual hot-swappable power supplies ensure uninterrupted operation and high availability.
Campus Core & Data Center Edge Ready — Designed for large enterprise backbones, high-speed aggregation, and virtualization environments.
Technical Specs at a Glance
| Specification | Details |
|---|---|
| Model | Cisco C9500-48Y4C-A |
| Series | Catalyst 9500 |
| Port Count | 48 |
| Port Type | 25G SFP28 Fiber |
| Uplinks | 4 × 100G QSFP28 |
| Switching Role | Core / Aggregation |
| Software | Cisco IOS-XE |
| Security | MACsec capable |
| Power | Dual redundant PSU support |
| Form Factor | Fixed 1RU switch |
| Deployment | Enterprise campus core / aggregation |
Typical Use Cases
Enterprise Campus Core — Serves as the backbone switch for high-performance campus infrastructures.
Ultra-High-Speed Aggregation Layer — Aggregates multiple access switches using 25G fiber links.
Data Center Edge Connectivity — Provides high-bandwidth connectivity between enterprise networks and data centers or cloud gateways.
Cloud-Ready Enterprise Networks — Supports automation, segmentation, and large-scale policy-driven architectures.
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