Juniper QFX5120-48Y
Best high-performance switch for modern, scalable data center networking.
This is the workhorse for modern data centers that need serious throughput without the complexity of larger chassis systems. It balances high-density 25GbE connectivity with the robust reliability of a proven operating system, though you sacrifice the modular flexibility found in larger, more expensive enterprise-grade hardware.
$13599.39
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Who it's for
- Data center architects needing high-density, high-speed connectivity
- Network engineers requiring advanced automation and reliable routing
- IT managers planning for long-term network scalability
Who should skip it
- Budget-conscious organizations with limited capital expenditure
- Small teams lacking specialized networking expertise
- Facilities managers with restricted power and cooling capacity
Performance breakdown
Data throughput
Two terabits per second capacity handles massive data center traffic effortlessly.
Packet processing
High forwarding rates ensure minimal latency for demanding, real-time network applications.
Control plane agility
Quad-core processing power keeps management tasks responsive under heavy network loads.
Architecture flexibility
Robust EVPN and VXLAN support simplifies complex, modern multicloud network deployments.
Software reliability
Junos OS provides a stable, consistent foundation for enterprise-grade network operations.
Port density
Efficient 1U design packs significant connectivity into a compact rack footprint.
Key Specs
Model Number
QFX5120-48Y-AFI
Product Type
Ethernet Switch
Ports
48 x SFP+ (25GbE), 8 x QSFP28 (100GbE)
Uplink Ports
8 x QSFP28
Port Speeds
10Gb, 25Gb, 40Gb, 100Gb
Switching Capacity
2 Tbps
Forwarding Rate
2 Bpps
Rack Units
1U
Management
Managed
Layer Support
Layer 2, Layer 3
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