Cisco Catalyst 9500 Network Advantage 12-Port 40G QSFP Switch (C9500-12Q-A).

BRAND NEW. FACTORY SEALED. RETAIL BOXED. FULL CISCO WARRANTY INCLUDED. FROM CHICAGO COMPUTER SUPPLY

Overview

The Cisco Catalyst 9500 C9500-12Q-A is a high-performance Layer 3 core and aggregation switch built for modern enterprise campuses that need fast 40G connectivity, stronger segmentation, and predictable uptime. With 12x 40 Gigabit QSFP ports, this model is a smart fit for high-throughput uplinks, core switching, and distribution layer deployments where latency and reliability matter.

It runs on an x86-based architecture and supports advanced routing, automation, and security capabilities under the Network Advantage software tier. If your network handles heavy east-west traffic, multi-building connectivity, or demanding workloads, this switch provides a strong foundation for scaling without redesign later.

Key Features 

• 12x 40G QSFP ports for high-speed core and uplink connectivity
• Network Advantage licensing tier for advanced enterprise routing features
• Enterprise-grade Layer 3 switching for campus core and aggregation
• Front-to-rear airflow design for efficient rack cooling
• Hot-pluggable internal power supply with optional redundancy support
• Advanced encryption (256-bit AES) for stronger traffic protection
• High jumbo frame support (9198 bytes) for optimized data handling
• Built for scalability with high MAC table capacity and routing support

Technical Specifications

Model: C9500-12Q-A
Series: Cisco Catalyst 9500
Switch Type: Managed Layer 3 Switch
Ports: 12
Port Type: 40 Gigabit Ethernet QSFP
Form Factor: Rack-mountable (1RU)
CPU / Clock Speed: 2.4 GHz
RAM: 16 GB
Flash Memory: 16 GB
Jumbo Frame Support: 9198 bytes
MAC Address Table Size: Up to 64K entries
Encryption: 256-bit AES
Remote Management: NETCONF, RESTCONF, RMON 1, RMON 2, SNMP, SNMP 1, SNMP 2c, SNMP 3, TFTP
Routing Protocols Supported: IGMP, OSPF, PIM-SM, PIM-SSM, Policy-based routing (PBR), RIP-1, RIP-2, RIPng, VRRP
Airflow: Front-to-rear airflow
Power: 950W
Power Supply: Hot-plug supported
Redundancy: Optional (1+1 supported)
Operating Temperature: 32°F to 104°F
Storage Temperature: -4°F to 149°F
Humidity Range (Storage): 5% to 95% (non-condensing)
MTBF: 179,660 hours
UPC: 889728051590

Use Cases 

The C9500-12Q-A works best as a campus core switch, aggregation switch, or high-speed backbone uplink switch for enterprises running large office networks, multi-floor deployments, or distributed buildings. It also fits environments that require consistent 40G throughput for virtualization, data-heavy applications, and secure segmentation across departments.

Why Choose C9500-12Q-A from Chicago Computer Supply

• Brand new, factory sealed inventory
• Full Cisco warranty included
• Fast shipping and reliable fulfillment
• Enterprise-ready core switching performance
• Ideal for upgrades to 40G QSFP networks
• Trusted sourcing for Cisco infrastructure hardware

FAQs

What is the Cisco C9500-12Q-A used for?

You can best use it as a Layer 3 core or aggregation switch in enterprise campus networks that require 40G uplinks and high routing performance.

Does the C9500-12Q-A support 40G QSFP connections?

Yes. This model includes 12x 40 Gigabit QSFP ports, designed for high-speed backbone connectivity.

Is this switch stackable?

Yes, the Catalyst 9500 series supports enterprise-ready deployment flexibility, including advanced architectures for resilient network design.

What software tier does this model include?

The C9500-12Q-A includes Network Advantage, which provides advanced routing and enterprise-grade features.

Does it support jumbo frames?

Yes. Jumbo frame support goes up to 9198 bytes, which helps in high-throughput environments.

What kind of encryption does it support?

This switch supports 256-bit AES encryption, which strengthens traffic protection and security.

Can I add redundant power supplies?

Yes. It supports optional power redundancy, depending on your deployment needs.

Is the product new and covered under Cisco's warranty?

Yes. It is a brand-new, factory-sealed unit that includes the full Cisco warranty, as mentioned in the product details.