The Cisco Catalyst 9800‑40‑K9 is an enterprise‑class wireless LAN controller engineered for high‑density, mission‑critical Wi‑Fi deployments. Built on Cisco’s modern IOS‑XE architecture, it delivers up to 40 Gbps of wireless throughput, supports 2,000 access points, and manages 32,000 clients, making it ideal for large campuses, healthcare environments, universities, and distributed enterprise networks.
Designed for nonstop reliability, the 9800‑40 features hot‑swappable power supplies, front‑to‑back airflow, and RAID 1 mirrored SSDs for high‑availability wireless services. With advanced security baked into the hardware and software stack—including Encrypted Traffic Analytics, secure boot, and runtime defenses—it provides a hardened platform for modern Wi‑Fi 6/6E networks.
The controller integrates seamlessly with Cisco DNA Center for automation, assurance, and AI‑driven optimization, enabling simplified operations and consistent policy across wired and wireless domains.
Key Features
- 40 Gbps aggregate throughput for high‑capacity environments
- Supports up to 2,000 APs and 32,000 clients
- Redundant RAID 1 SSDs for resilient storage
- Modular, hot‑swappable power supplies
- Secure Boot, Trust Anchor, and runtime defenses
- Full IOS‑XE programmability (NETCONF/RESTCONF/YANG)
- Native integration with Cisco DNA Center
- Ideal for Wi‑Fi 6 and Wi‑Fi 6E deployments