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QFX5100-24Q-D-3AFI
QFX5100, 24 QSFP+ ports, 2 expansion slots, redundant fans,...
Federal agencies and Fortune 500 operations source through ORM Systems.
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Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
QFX5100-24Q-D-3AFI is a high-performance data center switch engineered with a robust, scalable architecture that supports both Layer 2 and Layer 3 operations. Designed for demanding network environments, it provides advanced connectivity options with a mix of 24 high-speed QSFP+ ports for data center interconnects and 4 dedicated SFP ports for management, enabling efficient stacking and operational scalability.
QFX5100-24Q-D-3AFI offers redundant power supply options and versatile port configurations that deliver reliable performance in mission-critical applications. Its cutting-edge switching capacity and seamless integration into existing infrastructures make it ideal for enterprise data centers, high-density campus networks, and cloud environments where consistent, high-speed connectivity is essential.
QFX5100-24Q-D-3AFI price is is available on request. Get immediate quote.
Request bulk order quote for QFX5100-24Q-D-3AFI for additional pricing. Browse the full Juniper Qfx5100 Series Switches series or explore all Juniper products.
In a cloud service provider’s hyperscale data center, the QFX5100-24Q-D with 24 QSFP+ ports, two expansion slots, redundant fans, dual DC power supplies, and back-to-front airflow serves as the spine switch. It delivers up to 1.2 Tbps of low-latency switching and supports EVPN-VXLAN for seamless multi-tenant segmentation. The result is consistent sub-microsecond latency, 99.999% uptime through component redundancy, and simplified operations at massive scale.
At a major financial exchange, the QFX5100-24Q-D chassis with 24 QSFP+ ports and two expansion slots creates an ultra-low-latency fabric for high-frequency trading. Redundant fans and dual DC power supplies ensure continuous operation, while back-to-front airflow integrates with hot-aisle containment. Traders benefit from sub-200 ns port-to-port latency, maximum link utilization, and risk-mitigated outages, enabling competitive edge in millisecond markets.
A Tier-1 telecom provider deploys the QFX5100-24Q-D as its core aggregation switch, leveraging 24 QSFP+ ports for multi-gigabit links, two expansion slots for service modules, and redundant fans plus dual DC power for uninterrupted service. Back-to-front airflow aligns with data center cooling. This configuration delivers 1.2 Tbps capacity, Enhanced OSPF/IS-IS convergence, and 5 9s availability—optimizing bandwidth utilization and supporting rapid service turn-up.
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| QFX5100-24Q-D-3AFI |  QFX5100-48S-D-3AFI |  QFX5100-48S-DC-AFO |  QFX5100-24Q-AA-AFO |  QFX5100-48T-AFO | |
|---|---|---|---|---|---|
| Depth | 16.5 inches | 17.5 inches | 18 inches | 10.9 inches | 17.5 inches |
| Ethernet Technology | 10/100/1000 | 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 |
| IOS | IP Services | IP Services | IP Services | IP Services | IP Services |
| Interface Ports | 10/100/1000 | 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 | QFX5100-24Q-D-3AFI | QFX5100-48S-D-3AFI | QFX5100-48S-DC-AFO | QFX5100-24Q-AA-AFO | QFX5100-48T-AFO |
| Media Type Supported | Fiber | Fiber | Fiber | Fiber | Twisted Pair |
| Memory | 4 GB | 4 GB | 4 GB | 4 GB | 4 GB |
| Number of Ethernet Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports | 12–24 Ports | 24–48 Ports |
| POE Support | Non POE | Non POE | Non POE | Non POE | Non POE |
| Power Source | Redundant Power Supply | Redundant Power Supply / AC Power Supply | AC Power Supply | Redundant Power Supply / AC Power Supply | AC Power Supply |
| Product Name | Juniper QFX5100-24Q-D-3AFI Data Center Switch | Juniper Networks QFX5100-48S-D-3AFI | Juniper QFX5100-48S-DC-AFO | Juniper QFX5100-24Q-AA-AFO | Juniper QFX5100-48T-AFO |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | Yes | Yes | No | Yes | No |
| SFP Ports | 4 SFP Ports | 48 SFP Ports | 48 SFP Ports | 24 SFP Ports | 2 SFP+ Ports |
| Switching Capacity | 1920 Gbps | 1280 Gbps | 1280 Gbps | 1440 Gbps | 720 Gbps |
| Uplink Configuration | 40G | 10G | 10G | 40G | 10G |
| Weight | 15 lbs | 18 lbs | 15 lbs | 20 lbs | 12 lbs |
| Width | 17.5 inches | 19 inches | 17.5 inches | 17.7 inches | 17.5 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.
DC powered QSFP+ switch delivered excellent stability.
Airflow-in design reduced thermal concerns.
Strong option for modern fabrics.
Predictable performance under load.
Reliable data center switch.
The Juniper QFX5100-24Q-D-3AFI is a high-performance data center switch offering 24 QSFP+ 40GbE ports, two expansion slots, redundant fans, dual DC power supplies, and back-to-front airflow.
The switch provides 24 QSFP+ ports that support 40GbE natively and can break out to four 10GbE interfaces per port using compatible breakout cables.
It supports two mid-plane expansion slots for 100GbE or 40GbE modules, including QFX10000 line cards and CFP2 optical transceivers.
Redundant field-replaceable fans ensure continuous airflow and component cooling, minimizing downtime during maintenance or individual fan failure.
It ships with two hot-swappable 750W DC power supply modules that provide N+1 redundancy and support –48V DC input.
This model uses back-to-front airflow to align with data center cold-aisle/hot-aisle containment and optimize cooling efficiency.
The QFX5100-24Q-D-3AFI delivers up to 3.2Tbps of switching capacity and 1.44 Bpps (billion packets per second) of line-rate forwarding.
Yes, it supports Virtual Chassis technology for multi-chassis management and active-active MLAG for high-availability and load-balancing.
It runs Junos OS with support for VXLAN/EVPN, MPLS, EVPN-VXLAN, IPv4/IPv6, telemetry, and full automation via PyEZ and Ansible modules.
Typical use cases include top-of-rack spine/leaf deployments, high-performance computing clusters, storage fabrics, and campus core aggregation.
You can automate configuration using Junos PyEZ, native Ansible modules, REST APIs, and monitoring with SNMP or Junos Telemetry Interface (JTI).
The switch delivers sub-microsecond latency at line rate, typically less than 600 ns across all 40GbE ports.
Operating temperature ranges from 0 °C to 40 °C, with a maximum power draw of 750W per supply and compliance with NEBS Level 3 and RoHS.
Integrate it by leveraging MLAG or Virtual Chassis for seamless stacking, enable EVPN-VXLAN for overlay, and connect to spine switches via 40/100GbE uplinks.
Juniper offers a one-year limited hardware warranty with next-business-day advance replacement and optional Juniper Care or Juniper Care Plus support contracts.
United States
