Product Type | Modular Layer 3 Enterprise Core Switch |
Form Factor | Rack-mountable 6U |
Built-in Storage | 240 GB SSD |
Slot Configuration | 4 line card slots, 2 supervisor slots |
Installed Modules | 1 supervisor module, 1 line card |
Maximum Modules Supported | 4 line cards |
Weight | 37.92 lbs |
Power Redundancy | Optional |
Power Redundancy Scheme | N+N (with optional power supply) |
Power Supply | Hot-plug internal (not installed) |
Fan Configuration | Fan tray included |
Cisco Catalyst 9404R 4-Slot Switch with DNA-A License



Key Benefits

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- Designed for enterprise scalability with modular supervisor and line card architecture
- Delivers enhanced system availability through optional N+N power redundancy support
- Pre-installed Cisco DNA Essentials software streamlines management and security integration
Product Overview
The Cisco Catalyst 9404R is a modular enterprise-class switch engineered for high availability, scalability, and security. Housed in a 6U rack-mountable chassis with side-to-side airflow, it includes one supervisor module and one line card, supporting a total of four line card slots and two supervisor slots. Its key built-in component—a 240 GB SSD—enhances system reliability and performance. Supporting hot-plug internal power supplies and optional N+N redundancy, this switch ensures maximum uptime for mission-critical operations.
Compliant with a wide range of international standards such as FCC Part 15 and RoHS, the Catalyst 9404R is both reliable and environmentally responsible. Its operational temperature range from 23 °F to 113 °F and humidity tolerance up to 95% (non-condensing) make it suitable for rigorous data center environments. Designed with field-replacement in mind, it supports a next-business-day limited lifetime warranty. The included Cisco DNA Essentials license provides access to automation and advanced security features for streamlined network management.
This switch is an ideal core or aggregation layer solution for mid-size to large enterprise networks, offering investment protection through hardware redundancy and modular scalability. Installation flexibility, advanced software capabilities, and robust construction make it a dependable choice for professional networking needs.
Specifications
Product Overview
Wireless Features
Compliance & Origin
Country of Origin | Mexico |
TAA Compliance | Yes |
Certifications | FCC CFR47 Part 15, ICES-003 Class A, CISPR 22 Class A, EN 55022 Class A, VCCI Class A, RoHS |
Environmental Compliance | RoHS compliant |
Safety Compliance | EN 60950-1, IEC 60950-1, CAN/CSA-C22.2 No. 60950-1 |
Advanced Security Features
Integrated Security | MACsec-256 encryption supported (on select line cards) |
Access Control | 802.1X, VLAN ACLs, Port-based security |
Threat Protection | Cisco TrustSec, Encrypted Traffic Analytics |
Application Visibility | Cisco NetFlow, Flexible NetFlow |
Secure Boot & Image Signing | Yes |
Software-Defined Access | Supported with Cisco DNA |
Interfaces
Expansion Slots | 2 (total) / 2 (free) x line-card slot, 2 (total) / 1 (free) x supervisor slot |
Port Scalability | Dependent on line cards installed |
Backplane Bandwidth | Up to 480 Gbps per slot (with Supervisor 1XL) |
System Bandwidth | Up to 1.44 Tbps |
Stacking Support | No (modular architecture) |
Physical & Environmental
Dimensions (W x D x H) | 17.3 in x 16.3 in x 10.4 in |
Minimum Operating Temperature | 23 °F (-5 °C) |
Maximum Operating Temperature | 113 °F (45 °C) |
Humidity (Operating) | 10 - 95% non-condensing |
Minimum Storage Temperature | -40 °F (-40 °C) |
Maximum Storage Temperature | 158 °F (70 °C) |
Humidity (Storage) | 10 - 95% non-condensing |
Airflow Direction | Side-to-side |
Rack Mount Type | 19-inch standard rack |
Cloud Management & Licensing
Management Platform | Cisco DNA Center |
License Type | Cisco DNA Essentials |
Included Licenses | Cisco Catalyst 9400 DNA Essential License |
License Duration | Term based (duration specified at purchase) |
Cloud Management Features | Automation, network assurance, provisioning, telemetry |