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Network Switches and Equipment / Cisco
Cisco Catalyst 9400 Series
The Cisco Catalyst 9400 Series is a modular core and distribution switch built to deliver maximum capacity, resiliency, and scalability for mission-critical network infrastructures.
As part of the Cisco DNA Architecture, it provides a secure, programmable platform designed for SD-Access, IoT, and hybrid cloud environments.
Its modular design and full redundancy capabilities (power supplies, fans, supervisor engines) ensure continuous 24/7 operation, making it ideal for organizations that cannot afford downtime.
Main features
- Modular chassis with 4, 7, or 10 slots, featuring fully redundant power supplies and fans.
- Support for line cards offering 1G, 10G, 25G, 40G, and 100G Ethernet.
- Switching capacity up to 9 Tbps, depending on configuration.
- Full redundancy: dual supervisors, dual PSUs, hot-swap fans.
- Cisco StackWise Virtual, allowing multiple chassis to operate as a single logical switch.
- Support for PoE+, UPOE, and UPOE+ on specific high-density access modules.
- Runs Cisco IOS XE, a modular, secure, automation-ready operating system.
- Advanced multilayer security: Cisco TrustSec, MACsec 256-bit, 802.1X, and dynamic access control.
- Native integration with Cisco DNA Center, Cisco ISE, and automation platforms via RESTful APIs.
- High energy efficiency and optimized, low-noise operation suitable for data center environments.
Technical specifications
Switch Type
Modular enterprise core / distribution
Chassis Options
4, 7, and 10 slots
Switching Capacity
Up to 9 Tbps
Throughput
Up to 4.8 Tbps effective
Ports
1G / 10G / 25G / 40G / 100G (per module)
PoE / UPOE / UPOE+
Supported on specific line cards
Supervisors
Redundant (1+1 hot-swap)
Power
Redundant, hot-swappable PSUs
Mounting
Standard 19” rack
Operating System
Cisco IOS XE
Security
Cisco TrustSec, MACsec, 802.1X
Management
Cisco DNA Center, CLI, SNMP, NetFlow, API
About the brand
The Catalyst 9400 Series is the backbone of Cisco’s enterprise network portfolio, designed for organizations that require high user density, continuous uptime, and long-term scalability.
It serves as the reference switch for the enterprise core and distribution layer in campuses, hospitals, universities, and global corporations.
By combining powerful modular hardware with the software-defined capabilities of Cisco DNA, it delivers a platform fully prepared for digital transformation and complete network automation.
Video about the product
The Catalyst 9400 Series is the backbone of Cisco’s enterprise network portfolio, designed for organizations that require high user density, continuous uptime, and long-term scalability.
It serves as the reference switch for the enterprise core and distribution layer in campuses, hospitals, universities, and global corporations.
By combining powerful modular hardware with the software-defined capabilities of Cisco DNA, it delivers a platform fully prepared for digital transformation and complete network automation.