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QFX5100-96S-AFI
QFX5100, 96 1/10G SFP+,8 40G QSFP ports, redundant fans and...
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Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
QFX5100-96S-AFI is a high-performance, rack-mount switch engineered with a scalable architecture that supports complex data center and cloud deployments. Built with advanced silicon and multi-threaded processing, it delivers exceptional performance and low latency while supporting versatile power options and stacking capabilities.
QFX5100-96S-AFI features 96 10G SFP+ ports that enable high-density 10G Ethernet connectivity, making it ideal for spine-leaf architectures and high-performance data center interconnects. The switch is designed for both Layer 2 and Layer 3 operations, ensuring flexibility across use cases that demand high throughput, resilient connectivity, and scalability for growing network demands.
QFX5100-96S-AFI price is is available on request. Get immediate quote.
Request bulk order quote for QFX5100-96S-AFI for additional pricing. Browse the full Juniper Qfx5100 Series Switches series or explore all Juniper products.
In a global cloud provider’s leaf-spine data center, the QFX5100-96S-AFI-QFX5100 consolidates 96 1/10G SFP+ server links with 8 40G QSFP uplinks to spine switches. Its redundant fans and PSUs, AC power and back-to-front airflow integrate seamlessly into hot-aisle containment racks. Benefit: Delivers 4× greater port density, 99.999% availability and streamlined cabling for scalable, high-performance cloud workloads.
A leading trading firm deploys dual QFX5100-96S-AFI-QFX5100 units in active/backup mode to interconnect market data servers via 96 1/10G SFP+ ports and 8 40G QSFP ports to core routers. The switches’ redundant fans and PSUs, AC supply and back-to-front airflow comply with strict data-hall cooling schemes. Benefit: Achieves sub-microsecond latency, 99.999% uptime and regulatory compliance for mission-critical trade execution.
A research institution implements QFX5100-96S-AFI-QFX5100 as the backbone for GPU-accelerated AI/ML compute clusters, linking 96 10G SFP+ nodes and 8 40G QSFP uplinks. Redundant fans and PSUs with AC power and back-to-front airflow ensure optimal thermal performance under intense workloads. Benefit: Enables 2× faster model training, uninterrupted operation and predictable throughput for large-scale data analytics.
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| QFX5100-96S-AFI |  QFX5100-96S-DC-AFO |  QFX5100-48S-3AFO |  QFX5100-48S-DC-AFO |  QFX5100-24Q-AA-AFI | |
|---|---|---|---|---|---|
| Depth | 18 inches | 10 inches | 18 inches | 18 inches | 17 inches |
| Ethernet Technology | 10G | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 256 MB | 256 MB | 256 MB | 256 MB | 256 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1.75 inches | 1.75 inches | 1.75 inches | 1.75 inches |
| Interface Ports | 10G | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Layer Supported | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | QFX5100-96S-AFI | QFX5100-96S-DC-AFO | QFX5100-48S-3AFO | QFX5100-48S-DC-AFO | QFX5100-24Q-AA-AFI |
| Media Type Supported | Fiber | Fiber | Fiber | Fiber | Fiber |
| Memory | 4 GB | 4 GB | 512 MB | 4 GB | 4 GB |
| Number of Ethernet Ports | Over 48 Ports | Over 48 Ports | 24–48 Ports | 24–48 Ports | 12–24 Ports |
| POE Support | Non POE | Non POE | Non POE | Non POE | Non POE |
| Power Source | Redundant Power Supply / AC Power Supply | DC Power Supply | Redundant Power Supply / AC Power Supply | AC Power Supply | Redundant Power Supply / AC Power Supply |
| Product Name | Juniper QFX5100-96S-AFI | Juniper QFX5100-96S-DC-AFO Data Center Ethernet Switch | Juniper QFX5100-48S-3AFO Switch | Juniper QFX5100-48S-DC-AFO | Juniper QFX5100-24Q-AA-AFI Switch |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | Yes | No | Yes | No | Yes |
| SFP Ports | 96 SFP Ports | 96 SFP Ports | 48 SFP Ports | 48 SFP Ports | 4 SFP Ports |
| Switching Capacity | 2560 Gbps | 1280 Gbps | 1280 Gbps | 1280 Gbps | 1280 Gbps |
| Uplink Configuration | 10G | 40G | 40G | 10G | 40G |
| Weight | 30 lbs | 16 lbs | 14 lbs | 15 lbs | 15 lbs |
| Width | 17.5 inches | 17.5 inches | 19 inches | 17.5 inches | 19 inches |
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Very high port density with excellent performance.
Handles large scale fabrics reliably.
Airflow-in design works well.
Outstanding throughput and stability.
Ideal for dense leaf roles.
The QFX5100-96S-AFI is a 1RU data center switch featuring 96 1/10 Gb SFP+ ports, 8 40 Gb QSFP ports, Junos OS, AC power, redundant fans and PSUs, and back-to-front airflow for high-density, low-latency environments.
This model provides 96 SFP+ ports supporting 1/10 Gb Ethernet and 8 QSFP ports supporting 40 Gb Ethernet, enabling high-density connectivity for TOR, spine, or leaf roles in modern data centers.
The QFX5100-96S-AFI delivers up to 2.56 Tbps switching capacity and sub-600 ns latency, ensuring wire-speed performance for east-west traffic in demanding cloud and enterprise networks.
The switch runs Juniper’s Junos OS, offering a single, modular code base for consistent operations, advanced automation, and comprehensive feature sets including EVPN, VXLAN, MLAG, BGP, and OSPF.
The QFX5100-96S-AFI uses back-to-front airflow, drawing cool air from the rear of the rack and exhausting heated air toward the front, aligning with front-to-back hot aisle/cold aisle data center designs.
Yes, this switch includes redundant, hot-swappable fans and dual AC power supplies, minimizing downtime by ensuring continuous operation during individual component failures or maintenance.
Yes, each 40G QSFP port can be configured as four independent 10G SFP+ interfaces via breakout cables, offering flexible connectivity options for aggregation or leaf/spine fabrics.
The switch supports EVPN-VXLAN for overlay networking, VRF for segmentation, Virtual Chassis for scaling, and MLAG for active-active uplinks, enabling multi-tenant, scalable, and resilient data center fabrics.
Management options include one RJ45 console port, one USB Type-A port, one USB Type-C port, one 1 Gb RJ45 out-of-band management port, and in-band management via any Ethernet interface.
Yes, the switch supports hot-swappable power supplies, fans, and optics, allowing maintenance or upgrades without service interruption or traffic disruption.
The QFX5100-96S-AFI is a 1RU rack-mountable switch designed for high-density deployments in enterprise and service provider racks or cabinets.
Typical power draw is approximately 550W under full load, with support for dual AC supplies. Actual consumption varies by traffic, optics, and environmental conditions.
Operating conditions range from 0°C to 40°C (32°F to 104°F) with relative humidity of 5% to 90% non-condensing, per telecom data center standards.
Juniper provides a limited lifetime warranty on hardware and a 90-day software warranty. Optional Juniper Care or Advanced Care support packages extend coverage for software updates, hardware replacement, and global support.
Ideal as a top-of-rack leaf switch or access/aggregation in spine-leaf architectures, delivering high-density 10G/40G connectivity for cloud, virtualization, and high-performance computing environments.
Yes, ZTP automates device onboarding by downloading configuration files from a network server on first boot, reducing manual configuration tasks and accelerating deployment timelines.
United States
