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C9500-16X-A – 16 Ports SFP+ – core and distribution switch
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Packaging weight and dimensions included:
| Weight | 14 kg |
|---|---|
| Dimensions | 71 × 58 × 17 cm |
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C9500-16X-A Description
Cisco C9500-16X-A is a 16-port 10G enterprise-class core and aggregation switch in the Cisco Catalyst 9500 Series. Powered by the Cisco UADP 2.0 ASIC, it delivers up to 480 Gbps switching capacity and 360 Mpps forwarding performance in a compact 1RU form factor. The “-A” model includes the Network Advantage license, unlocking full Layer 3 routing, MPLS, VRF-Lite, EVPN, and advanced security and segmentation capabilities.Designed for large enterprise campus cores and data-center aggregation, the C9500-16X-A supports StackWise Virtual for high availability, Trust Anchor secure boot, and MACsec encryption for end-to-end data protection. Running Cisco IOS XE, it offers full programmability, model-driven telemetry, and integration with Cisco DNA Center or third-party SDN platforms.
Product Performance
Ethernet Ports
Switching capacity
Forwarding rate
Key Features
Advanced Routing and MPLS Core Capabilities
Unlocks full routing protocols including BGP, IS-IS, and MPLS L3VPN, supporting complex enterprise backbones and service provider edge designs.
StackWise Virtual for Nonstop Operation
Enables two switches to act as one logical system, providing redundancy and seamless failover for mission-critical core networks.
High-Density 10G Aggregation
Provides 16 SFP+ ports with non-blocking 480 Gbps switching, suitable for access aggregation and high-performance server uplinks.
Hardware-Based Security and Encryption
Built with Trust Anchor and MACsec 128-bit encryption, ensuring data integrity in sensitive or regulated environments.
Programmable and Automation-Ready Architecture
IOS XE with model-driven telemetry and open APIs integrates easily with Cisco DNA Center, Ansible, or third-party controllers.
Future-Proof Enterprise Design
Modular power supplies, redundant fans, and 1RU footprint simplify deployment while maintaining scalability for evolving 25G/100G infrastructure.
Applications Scenarios
Enterprise Campus Core and Distribution
Provides reliable Layer 3 aggregation and advanced routing between buildings or access blocks with 10G fiber uplinks.
Financial and Government Networks
Ideal for secure, encrypted networks requiring nonstop operation, compliance, and data protection.
Service Provider Edge or MPLS Access Node
Used for MPLS L3VPN, VRF, and segment routing to connect customer and provider edge networks efficiently.
Product Comparison
|
Parameter |
C9500-16X-A |
C9500-24Y4C-A | |
|---|---|---|---|
|
Port configuration |
16 × 10G SFP+ |
16 × 10G SFP+ |
24 × 1/10/25G SFP28 + 4 × 40/100G |
|
ASIC |
UADP 2.0 |
UADP 2.0 |
UADP 3.0 |
|
Switching capacity |
480 Gbps |
480 Gbps |
2.0 Tbps |
|
Forwarding rate |
360 Mpps |
360 Mpps |
1.4 Bpps |
|
License tier |
Network Advantage |
Network Essentials |
Network Advantage |
|
Layer 3 features |
Full routing, MPLS, VRF, EVPN |
Basic static/dynamic |
Full advanced |
|
HA / Virtualization |
StackWise Virtual |
StackWise Virtual |
StackWise Virtual |
|
MACsec |
Supported |
Supported |
Supported |
|
Power supply |
Dual 650 W AC |
Dual 650 W AC |
Dual 650/930 W AC/DC |
|
Dimensions |
1 RU (17.5 in depth) |
1 RU (17.5 in depth) |
1 RU (21.2 in depth) |
|
Use case |
Advanced core routing |
Basic L3 core |
25G aggregation/core |
C9500-16X-A Switch Rear Panel
The switch rear panel includes StackWise connectors, StackPower or XPS connectors, ports, fan modules, and power supply modules.
Components Delivered in the Shipping Box
The shipping box contains the model of the switch you ordered and other components needed for installation. Some components are optional, depending on your order.
Specifications
| Parameter | Specification | Details | Notes |
|---|---|---|---|
| Model / License | C9500-16X-A (Network Advantage) | Advanced routing and segmentation enabled | Hardware identical to -E |
| Port Configuration | 16 × 10 Gigabit SFP+ | Dedicated 10G aggregation ports | Line-rate forwarding |
| ASIC | Cisco UADP 2.0 | Programmable and flexible forwarding pipeline | Supports QoS, ACL, telemetry |
| Switching Capacity | 480 Gbps | Full-duplex non-blocking | Measured on 64B frames |
| Forwarding Rate | 360 Mpps | Hardware accelerated | Consistent low latency |
| Packet Buffer | Up to 16 MB shared | Dynamic buffer allocation per ASIC | Prevents microbursts |
| MAC Address Table | 82,000 entries | Dependent on SDM template | Enterprise optimized |
| IPv4/IPv6 Routes | 256,000 (each) | Direct + indirect entries | Hardware forwarding |
| VLAN IDs | 4094 | 802.1Q compliant | PVST+/MST supported |
| Jumbo Frames | 9216 bytes | Across all interfaces | Optimized for bulk traffic |
| Virtualization / HA | StackWise Virtual | SSO/ISSU with zero downtime | Two devices act as one |
| Security | Trust Anchor, Secure Boot, MACsec 128-bit | Hardware-based encryption | Mandatory for critical networks |
| Routing Features | Full IPv4/IPv6, MPLS, VRF-Lite, EVPN, Segment Routing | Advanced L3 feature set | Exclusive to “-A” license |
| Operating System | Cisco IOS XE 16.6.4+ | Supports NETCONF, RESTCONF, gRPC telemetry | Programmable infrastructure |
| Power Supply Options | 650 W AC (1+1 redundancy) | Hot-swappable modules | Front-to-back airflow |
| Fan Tray | C9K-T1-FANTRAY (×3) | Replaceable fans | Cooling redundancy |
| Dimensions (H×W×D) | 1.73 × 17.5 × 17.5 in | 1 RU standard rack | Depth ≈ 445 mm |
| Weight | Approx. 8.5 kg | With PSU & fans | Varies by kit |
| Environment | 0–45 °C, 10–95% RH | Non-condensing | Indoor installation |
| Warranty | Enhanced Limited Lifetime (E-LLW) | NBD hardware replacement | 90-day TAC support |
Get More Information
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Quality Certifications
Customer Reviews
Questions & Answers
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What additional features does the C9500-16X-A offer over the -E model?
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Is this switch suitable for high-availability campus backbones?
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What kind of uplink and stacking options are supported?
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Can I use the C9500-16X-A for VXLAN or SD-Access deployments?
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Does it support high-speed routing and low latency?
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How can I monitor the switch in large networks?
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What security features are enhanced in the Advantage license?
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How is power redundancy achieved?
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Is it compatible with existing Cisco SFP+ optics?
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Can I configure automated failover and link aggregation?
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What is the warranty on the C9500-16X-A?
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Does this model support API-based automation?
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What is the best use case for this model?
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How do I ensure firmware is up-to-date?
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Are diagnostics available for port and system health?
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Can it be managed through the cloud?
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Are there energy-efficient features in this model?
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How do I access technical support?
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Where can I find the latest release notes?
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Does this model support flexible licensing upgrades?
Warranty
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Honest and reliable. You kept your promise on the delivery date.
Sales team helped verify the order details. Very helpful.
Very quiet, low power, all ports deliver full throughput.
Reliable for campus aggregation, would buy again.
CLI is easy to use, good documentation and performance.