Juniper QFX5100-24Q-AA-AFI 40GbE Switch for Data Center

Usage Area

The Juniper QFX5100-24Q-AA-AFI switch is deployed as a leaf or aggregation device in data center leaf-spine topologies. It is suited for aggregating 10G and 40G server connections in enterprise and cloud environments. The unit also supports high-performance storage network builds requiring low-latency, high-throughput connectivity. Its 40GbE uplink density enables scalable east-west traffic handling in modern data center fabrics.

Construction Features

• 1U rack-mountable form factor for dense data center deployment.
• 24 fixed QSFP+ ports, expandable to 32 ports with optional port upgrades.
• Breakout support on 40G ports via 4×10GbE breakout cables for flexible 10G density.
• AC power supply configuration, as indicated by the -afi suffix.
• Operates on Junos OS, providing a unified network operating system environment.
• Passive cooling design optimized for standard data center airflow patterns.

Technical Parameters

• Ports: 24–32 × QSFP+ 40GbE (breakout capable to 4×10GbE)
• Switching Capacity: 2.56 Tbps
• Form Factor: 1U
• Power Supply: AC (model suffix -afi)
• Operating System: Junos OS
• Breakout Support: Yes (40G to 4×10G)

Standards & Certification

The switch complies with industry-standard Ethernet specifications and data center operational requirements. It carries CE marking, ensuring conformity with applicable EU directives for electromagnetic compatibility and safety. The device is designed for deployment in controlled enterprise environments meeting standard EN 60950-1 / EN 62368-1 safety norms.