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C9500-12Q-A
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CATALYST 9500 12PORT 40G SWITCH ADVANTAGE LICS REQUIRED
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Name:
C9500-12Q-A
- Description:
- CATALYST 9500 12PORT 40G SWITCH ADVANTAGE LICS REQUIRED
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Cisco
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
- Warranty:
- 3
- List Price:
$26,345.00
- Price:
$11,974.0054.5% off
Quantity:
1
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C9500-12Q-A Overview
C9500-12Q-A is a high-performance, fixed-configuration switch built on Cisco’s robust enterprise architecture designed for demanding campus and data center environments. It features dependable AC power options and supports redundant power supply configurations to ensure continuous operation, while its 12 QSFP+ ports deliver high-speed 40G connectivity for critical network aggregation and uplink applications.
C9500-12Q-A is engineered for scalability and optimized stacking, allowing organizations to expand network capacity without compromising on performance. Its advanced hardware and Layer 3 routing capabilities make it ideal for core network deployments, service provider aggregation, and mission-critical communications where rapid packet switching and reliable connectivity are paramount.
C9500-12Q-A price is $11,974.00, a 54.5% saving from the Cisco list price of $26,345.00. C9500-12Q-A is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for C9500-12Q-A for additional pricing. Browse the full Cisco Catalyst 9500 Series Switches series or explore all Cisco products.
C9500-12Q-A Specifications
- Product Type
- Switch
- Brand
- Cisco
- Power Source
- AC Power Supply
- Layer Supported
- Layer 3
- Form Factor
- Rack-mount
- Power Consumption
- 350 W
- Number of Ethernet Ports
- 12–24 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Fiber
- Redundant Power Supply Supported
- Yes
- Manufacturer Part Number
- C9500-12Q-A
- Uplink Configuration
- 40G
- IOS
- IP Services
- POE Support
- Non POE
- Memory
- 4 GB
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Flash Memory
- 256 MB
- Switching Capacity
- 1440 Gbps
- Product Name
- Cisco Catalyst 9500-12Q-A 12-Port 40G QSFP+ Switch
C9500-12Q-A Use Case
Data Center Spine Aggregation with C9500-12Q-A-CATALYST 9500 12PORT 40G SWITCH ADVANTAGE LICS REQUIRED
Scenario: A global e-commerce data center requires ultra-low latency, high-throughput spine switching for real-time analytics and AI workloads. Deployment: Implement the C9500-12Q-A Catalyst 9500 12-port 40G Switch with the Advantage license for EVPN-VXLAN overlays, segment routing, and advanced telemetry. Outcome: Delivers sub-microsecond latency at 480 Gbps full-duplex per device, simplifies network segmentation, and scales dynamically to support mission-critical applications.
Campus Core Aggregation for Large Education Networks with C9500-12Q-A-CATALYST 9500 12PORT 40G SWITCH ADVANTAGE LICS REQUIRED
Scenario: A multi-campus university network with 20 000 users demands a resilient core layer for digital classrooms, VoIP, and HD video streaming. Deployment: Deploy the C9500-12Q-A Catalyst 9500 12-port 40G Switch using the Advantage license to enable TrustSec security, advanced QoS, and redundant fabric architectures. Outcome: Provides 99.999% uptime with high-capacity 40 Gbps uplinks, enforces micro-segmentation, and prioritizes real-time traffic for optimal user experience.
5G Edge and IoT Service Provider Aggregation via C9500-12Q-A-CATALYST 9500 12PORT 40G SWITCH ADVANTAGE LICS REQUIRED
Scenario: A telecom operator launches private 5G and IoT services that require scalable edge aggregation and deterministic performance. Deployment: Integrate the C9500-12Q-A Catalyst 9500 12-port 40G Switch at distributed edge sites with MPLS, segment routing, and network automation enabled by the Advantage license. Outcome: Ensures consistent multi-Gbps throughput for 5G radios and IoT sensors, reduces OPEX through automated provisioning, and achieves stringent SLAs with predictable latency.
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Product Comparison Table 
| C9500-12Q-A |  C9500-32C-A |  C9500-40X-A |  C9500-24Q-A |  C9500-24X-A | |
|---|---|---|---|---|---|
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10 Gigabit Ethernet | 10GBase-T | 10/100/1000 |
| Form Factor | Rack-mount | Rack-mount | Rack-Mount 1U | Rack-mount | Rack-mount |
| Manufacturer Part Number | C9500-12Q-A | C9500-32C-A | C9500-40X-A | C9500-24Q-A | C9500-24X-A |
| Media Type Supported | Fiber | Twisted Pair / Fiber | Fiber | Combo | Fiber |
| Memory | 4 GB | 4 GB | 16 GB DRAM / 16 GB Flash | 4 GB | 4 GB |
| Power Consumption | 350 W | 370 W | 850W | 370W | 370 W |
| Power Source | AC Power Supply | AC Power Supply | AC and DC Redundant | AC Power Supply | Redundant Power Supply |
| Product Type | Switch | Switch | Network Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1U | 1 RU | 1 RU |
| Switching Capacity | 1440 Gbps | 480 Gbps | 960 Gbps | 1280 Gbps | 9600 Gbps |
Compliance & Warranty
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Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
Up to 3-Year Warranty Coverage
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
Hassle-Free RMA & Returns
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Rigorously Tested & Quality Assured
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviews & Ratings
J
James Thornton
4
40G core switch delivered excellent performance. Ideal for aggregation and core roles.
D
Daniel Brooks
5
Low latency and high throughput. Very reliable in production.
K
Kevin Moore
4
Strong core switching with simple management.
B
Brian Ellis
5
Handled backbone traffic without issues.
R
Ryan Patel
5
Great choice for modern enterprise cores.
Questions & Answers
What is the Cisco Catalyst 9500 12-Port 40G Switch (C9500-12Q-A)?
The Cisco Catalyst 9500 12-Port 40G Switch (C9500-12Q-A) is a fixed-configuration, high-density 40Gbps aggregation switch designed for enterprise campus and data center networks. It provides 12 QSFP+ ports, advanced Layer 2/3 features, and requires the Cisco DNA Advantage license for full feature activation.
What licenses are required for the C9500-12Q-A?
The C9500-12Q-A requires the Cisco DNA Advantage license to enable advanced routing, telemetry, security, and automation features. Base network functionality is included, but services such as advanced QoS, MPLS, and Segment Routing require the DNA Advantage license.
What performance can I expect from the Cisco Catalyst 9500 12-Port 40G Switch?
The C9500-12Q-A delivers up to 480 Gbps of non-blocking throughput, 720 Mpps forwarding rate, and sub-microsecond latency. It supports line-rate forwarding across all 12 ports simultaneously.
How do I install the Cisco DNA Advantage license on the C9500-12Q-A?
In Cisco DNA Center, register your Smart Account under Licensing > Inventory, assign the DNA Advantage license to your device, then use the CLI command “license install <license-file>” on the switch to activate it.
Does the Cisco Catalyst 9500 12Q-A support port breakout functionality?
Yes. Each 40 Gbps QSFP+ port on the C9500-12Q-A supports 4×10 Gbps or 2×20 Gbps breakouts with compatible QSFP+ breakout cables, providing flexible connectivity options.
What stacking capabilities does the Catalyst 9500 12Q-A offer?
The C9500-12Q-A supports Cisco StackWise Virtual, allowing two switches to operate as a single logical device with up to 2 Tbps of cross-stack bandwidth, simplified management, and high availability.
What are the power requirements for the C9500-12Q-A?
The switch accepts 200–240 VAC input, consumes up to 450 W under full load, and supports redundant, hot-swappable power supplies for uninterrupted operation.
Which management options are available on the Cisco Catalyst 9500 12Q-A?
Management is available via Cisco DNA Center, Cisco Prime Infrastructure, the built-in web GUI on Cisco IOS XE, and the Command-Line Interface (CLI).
What security features are included with the Cisco Catalyst 9500 12Q-A?
The switch offers advanced security with MACsec encryption, Secure Boot, Trust Anchor module, Access Control Lists (ACLs), Cisco Trustworthy Solutions, and segmentation via Cisco TrustSec, enabled by the DNA Advantage license.
How does the C9500-12Q-A ensure high availability?
High availability is achieved through Cisco StackWise Virtual, dual redundant power supplies, Stateful Switch Over (SSO), and nonstop forwarding with Stateful Failover (NSF) to minimize network downtime.
What are common use cases for the Cisco Catalyst 9500 12-Port 40G Switch?
Typical use cases include campus distribution and aggregation, data center leaf/spine fabrics, high-performance computing clusters, and service provider edge aggregation requiring high port density and advanced services.
What warranty and support options are available for the C9500-12Q-A?
Cisco provides a limited lifetime warranty on hardware, with optional Cisco SMARTnet service for 24/7 technical support, next-business-day hardware replacement, and access to software updates.
Can I integrate the C9500-12Q-A with existing Cisco infrastructure?
Yes. It seamlessly integrates with Cisco Catalyst campus switches, data center fabrics, supports standard routing protocols (OSPF, EIGRP, BGP), and is compatible with Cisco ACI and Software-Defined Access architectures.
How do I upgrade the firmware on the Cisco Catalyst 9500 12Q-A?
Use Cisco IOS XE software packages via TFTP, FTP, USB, or Cisco DNA Center Image Repository, then apply the upgrade with the “software install” command in the switch CLI.
Does the C9500-12Q-A support Quality of Service (QoS)?
Yes. It supports advanced QoS including hierarchical shaping, priority queuing, Weighted Random Early Detection (WRED), and policy-based routing, all configurable through Cisco IOS XE and Cisco DNA Center.
How do I troubleshoot common issues on the Cisco Catalyst 9500 12Q-A?
Use CLI commands such as “show tech-support” and “debug,” review logs on a syslog server, consult Cisco TAC documentation, and leverage Cisco DNA Center Assurance for automated detection and resolution.