Juniper QFX5110-48S-AFI2 48-Port 10GbE Switch

Usage Area

The Juniper QFX5110-48S-AFI2 is a 1U top-of-rack access switch designed for data center deployment. It provides high-density 10GbE server and storage connectivity, while its 40/100GbE uplink ports enable traffic aggregation from racks toward the network core. The switch supports VXLAN and EVPN, making it suitable for virtualized and multi-tenant environments requiring scalable, low-latency L2/L3 fabrics. It operates under Junos OS, ensuring integration with existing Juniper-based infrastructures.

Construction Features

• 48 SFP+ ports for 10GbE server or storage attachment
• 4 QSFP28 ports supporting 40GbE or 100GbE uplinks, with breakout capability to 4×10GbE per port
• 1U rack-mountable chassis for space-efficient data center installation
• AC power supply with AFI airflow direction (front-to-back) for standard hot-aisle/cold-aisle cooling
• Designed for high-availability operation with redundant power options (per platform architecture)
• Passive cooling system optimized for low-latency forwarding at 1.76 Tbps switching capacity

Technical Parameters

• Switching capacity: 1.76 Tbps
• Forwarding rate: 1.32 Bpps (billion packets per second)
• Ports: 48× SFP+ 10GbE, 4× QSFP28 (40/100GbE)
• Breakout support: QSFP28 to 4×10GbE
• Form factor: 1U
• Power supply: AC, airflow AFI (front-to-back)
• Operating system: Junos OS

Standards & Certification

The switch complies with industry-standard Ethernet and data center networking protocols, including IEEE 802.3 for 10/40/100GbE operation. It supports VXLAN and EVPN standards for overlay networking, ensuring interoperability in multi-vendor environments. Juniper QFX5110 series equipment is designed to meet common safety and electromagnetic compatibility (EMC) regulatory requirements for enterprise data center equipment.