The Cisco Catalyst C9400-LC-48UX is a high-density line card designed for the Cisco Catalyst 9400 Series modular switches. It provides 48 ports of multigigabit (100M/1G/2.5G/5G/10G) connectivity, optimized for modern enterprise campus networks and high-performance access layers. Ideal for environments with Wi-Fi 6/6E deployments, cloud services, and high-bandwidth applications, this line card ensures scalable, secure, and resilient network performance.

• 48 ports of multigigabit and 10G high-density connectivity
• Optimized for Wi-Fi 6/6E AP aggregation and high-bandwidth applications
• Supports Cisco DNA Center for automation and analytics
• High resiliency with modular architecture and supervisor redundancy
• Secure segmentation and policy enforcement
• Low-latency forwarding for collaboration and multimedia applications
• Scalable and future-ready for growing enterprise needs

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