C9800-40-K9 Cisco Catalyst 9800-40 IEEE 802.11ac Wave 2 Wi-Fi 6 4 x SFP+ Ports 1/2.5GBase-T 1U Rack-mountable Wireless Controller

Experience enterprise‑grade wireless control with the Cisco Catalyst 9800‑40, engineered to deliver reliable, high‑throughput connectivity across demanding environments. This rack‑mountable controller seamlessly integrates into existing infrastructure, providing advanced security, simplified management, and robust scalability to support growing network demands. Its intelligent design delivers consistent performance, low latency, and comprehensive visibility, empowering IT teams to deploy, monitor, and optimize wireless services with ease. Whether you’re expanding campus coverage or enhancing data‑center connectivity, the Catalyst 9800‑40 delivers the agility and resilience required for modern, mission‑critical applications.