Cisco N9K-X9400-16W Nexus 9400 Series 16-Port 200G QSFP56 Line Card Expansion Module

• Large-scale enterprise data center network expansion
• Spine-leaf architecture deployments
• Cloud service provider infrastructure upgrades
• AI and machine learning data center environments
• High-performance computing (HPC) networks
• Virtualized data center environments with high east-west traffic
• Enterprise private cloud infrastructure
• Storage networking environments requiring high bandwidth connectivity
• Data center modernization and bandwidth upgrade projects
• Service provider and colocation facility deployments

• 16-port 200G QSFP56 interface expansion module
• Designed for Cisco Nexus 9400 Series modular switches
• Enables high-density data center connectivity expansion
• Supports next-generation 200Gbps networking requirements
• Designed for large-scale cloud and enterprise data centers
• Helps accommodate growing application and data traffic demands
• Supports modern spine-leaf network architectures
• Provides modular scalability without replacing existing chassis infrastructure
• Helps extend the lifecycle of Cisco Nexus 9400 deployments
• Optimized for bandwidth-intensive workloads
• Supports infrastructure modernization initiatives
• Enables higher network capacity for virtualization environments
• Suitable for AI, analytics, and high-performance computing workloads
• Helps simplify future network expansion planning
• Provides investment protection through modular architecture

• Brand: Cisco
• Product Model: Cisco N9K-X9400-16W
• Product Family: Cisco Nexus 9400 Series
• Product Type: Modular Line Card / Expansion Module
• Module Function: High-speed interface expansion for Nexus 9400 modular switches
• Port Count: 16 ports
• Interface Type: QSFP56
• Port Speed: 200 Gigabit Ethernet
• Interface Standard: 200G QSFP56-based connectivity
• Total Port Capacity: 16 × 200Gbps interfaces
• Network Platform: Cisco Nexus 9400 Series modular switching platform
• Network Role: Data center aggregation, spine, and high-performance switching expansion
• Form Factor: Modular chassis-based expansion card
• Installation Type: Installed into compatible Cisco Nexus 9400 Series chassis slots
• Connectivity Purpose: High-bandwidth server, switch, fabric, and infrastructure interconnects
• Target Environment: Enterprise data centers, cloud infrastructure, service providers, large-scale computing environments
• Architecture Compatibility: Modular Cisco Nexus data center switching architecture
• Traffic Profile: Designed for high-volume east-west and north-south data center traffic
• Application Focus: Cloud workloads, virtualization, AI/ML environments, analytics platforms, HPC networks
• Expansion Capability: Adds additional high-speed network interfaces to Nexus 9400 systems
• Scalability Benefit: Enables future bandwidth expansion without full platform replacement
• Network Modernization Role: Supports migration toward higher-speed data center fabrics
• Infrastructure Strategy: Helps organizations scale modular switching environments
• Enterprise Deployment Model: Large-scale data center and mission-critical networking
• Operational Benefit: Extends existing Cisco Nexus infrastructure investment
• Upgrade Value: Allows bandwidth upgrades through modular component replacement
• Availability Model: Designed for integration into enterprise-grade modular switching environments
• Management Compatibility: Managed through Cisco Nexus switching ecosystem
• Performance Positioning: High-bandwidth expansion module within the Nexus 9400 portfolio

WHY CHOOSE THIS PRODUCT?

• Organizations choose the Cisco C9300-48U-M when they need enterprise-grade wired connectivity combined with cloud-managed simplicity. Unlike traditional switch deployments that require extensive local configuration and monitoring, this model is designed for centralized cloud-based management, making it well suited for distributed businesses managing multiple locations.
• Compared with lower-density Catalyst 9300-M models, the 48-port design provides greater user and device connectivity capacity from a single hardware platform, helping reduce rack space requirements and simplify network expansion. It is a practical choice for organizations upgrading legacy Ethernet switches, standardizing branch infrastructure, or building scalable networks supporting cloud applications, hybrid work environments, and digital transformation initiatives.
• The switch provides procurement value through simplified operations, reduced deployment overhead, and compatibility with modern cloud-managed networking strategies, helping organizations improve IT efficiency throughout the product lifecycle.