Product Brief
The Cisco C9500-48Y4C-A is a next-generation, high-density enterprise core and aggregation switch from the Catalyst 9500 Series. It features 48 x 25G SFP28 ports and 4 x 100G QSFP28 uplinks, delivering massive bandwidth and ultra-low latency performance. With Cisco DNA Advantage licensing, this model supports full automation, segmentation, and security via Cisco SD-Access and DNA Center—making it ideal for modern enterprise networks and high-speed campus backbones.
Product Details
The C9500-48Y4C-A provides up to 3.2 Tbps switching capacity and 2.4 Bpps forwarding rate, built on Cisco’s UADP 3.0 ASIC for advanced programmability and telemetry. It supports secure segmentation with MACsec, TrustSec, and Encrypted Traffic Analytics (ETA), along with automation features via NETCONF, RESTCONF, and YANG. Hot-swappable redundant power supplies and fans ensure high availability. It is optimized for next-gen campus networks, distributed workloads, and hybrid cloud environments requiring top-tier fiber throughput and security.
Key Features
48 x 25G SFP28 ports + 4 x 100G QSFP28 uplinks
Up to 3.2 Tbps switching capacity & 2.4 Bpps throughput
Supports 10G/25G access and 40G/100G uplinks for flexible deployment
Includes Cisco DNA Advantage license for policy automation and SD-Access
MACsec and TrustSec encryption for secure access control
Fully programmable with model-driven telemetry
High availability: dual redundant power supplies & field-replaceable fans
Cisco IOS XE with full L2/L3 services and virtualization support
Product Specifications
| Parameter | Specification |
| Model | C9500-48Y4C-A |
| Ports | 48 x 25G SFP28 + 4 x 100G QSFP28 |
| Uplink Options | 4 x 100G QSFP28 (compatible with 40G/4x25G) |
| Switching Capacity | Up to 3.2 Tbps |
| Forwarding Rate | Up to 2.4 Bpps |
| Software License | Cisco DNA Advantage |
| OS | Cisco IOS XE |
| Power Supply | Dual redundant AC (hot-swappable) |
| Fans | Redundant, field-replaceable |
| Management | Cisco DNA Center, NETCONF, RESTCONF, YANG |
| Security Features | MACsec, TrustSec, Encrypted Traffic Analytics |
Similar Models Comparison
| Model | Ports | Switching Capacity | License | Use Case |
| C9500-16X-A | 16 x 10G SFP+ | 480 Gbps | Advantage | Small/medium campus core |
| C9500-40X-A | 40 x 10G SFP+ | 960 Gbps | Advantage | High-density fiber aggregation |
| C9500-48Y4C-A | 48 x 25G + 4 x 100G | 3.2 Tbps | Advantage | Scalable enterprise/core aggregation |
