Juniper Networks QFX5110-48S 40G Data Center Switch

• Data center Top-of-Rack switching
• 10GbE server connectivity
• 40GbE uplink networking
• 100GbE data center uplinks
• Leaf-spine network deployments
• Virtualization infrastructure
• Private and hybrid cloud networks
• Enterprise storage connectivity
• High-performance computing
• Campus distribution
• Juniper Virtual Chassis deployments
• Virtual Chassis Fabric environments
• Existing Juniper network expansion

• 48 × SFP+ ports for 1GbE and 10GbE connectivity
• 4 × QSFP28 ports for 40GbE or 100GbE uplinks
• Supports 4×10GbE breakout on QSFP28 ports
• Up to 64 × 10GbE interfaces with supported breakout
• 1.76 Tbps switching throughput
• 1.32 Bpps forwarding performance
• Approx. 550 ns low latency
• 16 MB packet buffer
• Supports VXLAN and EVPN
• Supports Layer 2 and Layer 3 networking
• Supports MPLS and MC-LAG
• Virtual Chassis support for up to 10 switches
• Virtual Chassis Fabric support
• Dual redundant hot-swappable power supplies
• N+1 redundant hot-swappable fans
• Front-to-back or back-to-front airflow options
• 1U compact data center design

• Brand: Juniper Networks
• Product Family: QFX5110 Series
• Model: QFX5110-48S
• Product Type: Data Center Ethernet Switch
• Form Factor: Fixed 1U
• Deployment: Access / Leaf / Top-of-Rack
• SFP+ Ports: 48
• 1GbE Support: 48 ports with supported SFP transceivers
• 10GbE Support: 48 SFP+ ports
• QSFP28 Ports: 4
• 40GbE Support: 4 × QSFP28
• 100GbE Support: 4 × QSFP28
• 10GbE Breakout: Supported on QSFP/QSFP28 ports
• Maximum 10GbE Interfaces: Up to 64 with supported breakout
• Switching Throughput: Up to 1.76 Tbps bidirectional
• Forwarding Capacity: 1.32 Bpps
• Packet Buffer: 16 MB
• MAC Addresses: Up to 288,000
• IPv4 Unicast Routes: Up to 128,000
• IPv4 Multicast Routes: Up to 104,000
• IPv6 Unicast Routes: Up to 84,000
• IPv6 Multicast Routes: Up to 52,000
• ARP Entries: Up to 48,000
• VLANs: Up to 4,093
• Switch ASIC: Broadcom Trident2+
• CPU: 1.8 GHz quad-core Intel
• Management Ports: 2 management interfaces
• Console: 1 × RS-232
• USB: 1 × USB 2.0
• Power Supplies: Dual redundant 1+1, hot-pluggable
• AC Power: 110–240V single-phase
• Typical AC Power: 167W under specified test conditions
• Maximum AC Power: 226W under specified test conditions

Why Choose This Product?

• 48 high-density SFP+ ports for 1/10GbE server connections
• 40GbE and 100GbE uplinks provide flexible network scaling
• 1.76 Tbps throughput supports high-volume data-center traffic
• 1.32 Bpps forwarding suits demanding packet-processing workloads
• 550 ns latency benefits latency-sensitive applications
• VXLAN and EVPN support enables modern leaf-spine fabrics
• Redundant PSUs and N+1 fans improve hardware resilience
• 1U design maximizes connectivity while conserving rack space
• Virtual Chassis and VCF support simplifies multi-switch management
• Junos OS provides a mature networking platform for enterprise deployments
• 100GbE capability provides more bandwidth headroom than older 40G-only platforms
• Useful for existing Juniper environments where platform consistency reduces migration complexity