The Cisco Catalyst 9404R chassis is engineered for enterprise optimization, providing efficient side-to-side airflow and full front accessibility for all removable components, including supervisors, line cards, power supplies, and fan trays. It also supports optional rear accessibility for fan trays, facilitating effective cable management. This switch is equipped with a Cisco Catalyst 9400 DNA Essential License and is compatible with the Cisco Catalyst 9400 Series Supervisor 1XL, making it a robust solution for network management and performance.