Juniper Networks QFX5110-48S 48-Port 10GbE SFP+ Switch

Juniper Networks QFX5110-48S 48-Port 10GbE SFP+ Switch

Brand: Juniper | Category: Network Switches

SKU: JUNI-QFX511048S | Part #: QFX5110-48S | MPN: QFX5110-48S

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About the Juniper Networks QFX5110-48S 48-Port 10GbE SFP+ Switch

The Juniper Networks QFX5110-48S is a fixed-configuration, non-blocking 10GbE switch designed for cost-effective Top-of-Rack (ToR) deployment in mid-market data centers, healthcare facilities, and educational institutions. Built on the Juniper Trio chipset architecture, the switch delivers wire-speed forwarding across all 48 SFP+ ports with unified hardware-based packet processing, eliminating performance bottlenecks in east-west traffic patterns. The platform natively supports advanced overlay networking protocols including EVPN (Ethernet VPN) and VXLAN, enabling seamless integration with modern multi-tenant cloud and virtualized environments while maintaining compatibility with traditional spanning-tree deployments.

The QFX5110-48S provides 1.92 Tbps of non-blocking throughput and supports up to 128 Gbps of sustained bidirectional bandwidth, with comprehensive Layer 2 and Layer 3 switching capabilities. The switch incorporates Juniper's CLI-based management interface and supports comprehensive monitoring through SNMP, syslog, and streaming telemetry, enabling predictable operational integration into existing network management frameworks. Hot-swappable dual power supply modules and field-replaceable fan trays ensure high availability in production deployments.

Introduced in Q1 2017, the QFX5110-48S established itself as a frequently-deployed SKU across mid-market segments due to its balance of performance density, operational simplicity, and support for both traditional and software-defined networking architectures. The platform consolidates access and aggregation functions in smaller deployments while scaling horizontally in larger fabric designs through EVPN multi-hop designs.

Ideal for

  • Healthcare enterprise networks requiring high-performance, low-latency connectivity between medical imaging systems, electronic health record databases, and clinical workstations across campus LANs
  • University data centers consolidating research computing, institutional servers, and student-facing application infrastructure with multi-tenant isolation and dynamic workload provisioning
  • Mid-market enterprise ToR deployment for virtualized server environments with east-west traffic-intensive workloads such as database replication and VM migration
  • Cloud service provider edge locations requiring cost-effective 10GbE switching with standards-based overlay networking for multi-customer isolation
  • Financial services branch office aggregation switching for consolidated WAN edge and local server connectivity with sub-millisecond latency requirements
  • Manufacturing facilities deploying industrial IoT sensor networks and real-time production monitoring systems requiring deterministic Layer 2 forwarding and VLAN segmentation

Technical specifications

ManufacturerJuniper Networks
ModelQFX5110-48S
Product CategoryTop-of-Rack Fixed Ethernet Switch
Port Count48
Port TypeSFP+ (Small Form-Factor Pluggable Plus)
Port Speed10 Gigabit Ethernet
Maximum Throughput1.92 Terabits per second
Switching Fabric ArchitectureNon-blocking Trio chipset
Forwarding Rate1.44 Billion packets per second
Memory - DRAM16 GB
Memory - Flash8 GB
MAC Address Table512,000 entries
Layer 2 ProtocolsSpanning Tree (RSTP/MSTP), LLDP, LACP, VLANs (4,094 supported)
Layer 3 ProtocolsIPv4, IPv6, OSPF, BGP, static routing
Overlay NetworkingVXLAN, EVPN (RFC 7432), QinQ
QoS Features8 output queues per port, priority queuing, traffic shaping, congestion avoidance
Management Interfaces1 x 10/100/1000 Ethernet RJ-45 (out-of-band), USB serial console
Power SupplyDual hot-swappable AC power modules, 100-240V input
Power ConsumptionApproximately 520W (typical operation)
CoolingHot-swappable fan trays with thermal monitoring
Operating Temperature0°C to 40°C ambient
Dimensions1U rack height
Typical DeploymentTop-of-Rack (ToR) in data center and enterprise environments

Available from Omnixon Global. Submit an RFQ and our team will confirm configuration and availability for your order.

Technical Specifications

BrandJuniper
CategoryNetwork Switches
SKUJUNI-QFX511048S
Part NumberQFX5110-48S
ConditionNew
ModelQFX5110-48S
Product CategoryTop-of-Rack Fixed Ethernet Switch
Port Count48
Port TypeSFP+ (Small Form-Factor Pluggable Plus)
Port Speed10 Gigabit Ethernet
Maximum Throughput1.92 Terabits per second
Switching Fabric ArchitectureNon-blocking Trio chipset
Forwarding Rate1.44 Billion packets per second
Memory - DRAM16 GB
Memory - Flash8 GB
MAC Address Table512,000 entries
Layer 2 ProtocolsSpanning Tree (RSTP/MSTP), LLDP, LACP, VLANs (4,094 supported)
Layer 3 ProtocolsIPv4, IPv6, OSPF, BGP, static routing
Overlay NetworkingVXLAN, EVPN (RFC 7432), QinQ
QoS Features8 output queues per port, priority queuing, traffic shaping, congestion avoidance
Management Interfaces1 x 10/100/1000 Ethernet RJ-45 (out-of-band), USB serial console
Power SupplyDual hot-swappable AC power modules, 100-240V input
Power ConsumptionApproximately 520W (typical operation)
CoolingHot-swappable fan trays with thermal monitoring
Operating Temperature0°C to 40°C ambient
Dimensions1U rack height
Typical DeploymentTop-of-Rack (ToR) in data center and enterprise environments