Juniper QFX5100-24Q-AFO 40GbE Data Center Switch

Usage Area

The Juniper QFX5100-24Q-AFO is a managed switch deployed in data center access and aggregation layers, functioning as a spine switch in smaller facilities or as an aggregation point for leaf switches with 40GbE uplinks. It is suitable for high-performance network cores in environments with dense 40GbE connectivity. The unit supports breakout configurations to integrate 10GbE end devices, making it adaptable for mixed-speed topologies.

Construction Features

• 1U rack-mountable chassis with fixed form factor.
• 24 QSFP+ 40GbE ports, expandable to 32 ports via optional configuration.
• AC power supply with AFO (airflow from back to front) cooling optimized for cold-aisle containment.
• Passive cooling design with front-to-back airflow direction.
• Runs on Junos OS, providing unified management and operational consistency.
• Compatible with QSFP+ optical modules and breakout cables.

Technical Parameters

• Port configuration: 24x QSFP+ 40GbE (up to 32 with option)
• Switching capacity: 2.56 Tbps
• Breakout support: 40GbE to 4x 10GbE
• Form factor: 1U
• Power supply: AC, AFO airflow
• Operating system: Junos OS

Standards & Certification

The device complies with industry standards for data center networking equipment, including safety and electromagnetic compatibility requirements (CE marking). It adheres to Juniper’s design specifications for enterprise and data center environments, ensuring reliable operation under normal conditions. Certification status aligns with EU regulatory directives for IT hardware.