United States
Name:
QFX5100-24Q-3AFO
- Description:
- QFX5100, 24 QSFP+ ports, 2 expansion slots, redundant fans, 2 AC power supplies, front to back airflow
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- GTIN:
- 11110638588
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3 Year Extended Warranty
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Larger orders are dispatched through freight forwarding partners. Delivery takes 7–10 business days, globally.
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Our best-in-class warranties
3-Year Extended Warranty
Extended protection, enterprise-grade.
All enterprise hardware is backed by a 3-year warranty — triple the industry standard — covering defects under normal use.
Professional repairs & replacements.
If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
RMA process, simplified.
Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
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What’s covered — and what’s best avoided.
Your warranty covers defects under normal use. For continued protection, avoid accidental damage, unauthorized repairs, third-party parts, or extreme environments.
Know your location’s service type.
In some regions, return-to-factory or remote service may apply. On-site service depends on infrastructure availability.
Minimal documentation required.
To initiate service, just submit the invoice and warranty card — no red tape, no waiting.
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Return any product within 14 days of delivery if it doesn’t meet your technical or operational needs.
Initiate returns with ease.
Our RMA process is streamlined — just raise a request, follow the packaging guidelines, and we’ll handle the rest.
Refund or restock, your call.
Changed your mind? Get a refund (restocking fees may apply) or swap with another product.
30-Day Hardware Replacement
Covered for any early faults.
All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.
Replacements shipped in 10 days or less.
Once your return is inspected and approved, we dispatch the replacement promptly to keep your operations moving.
RMA protocol keeps it smooth.
Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
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QFX5100-24Q-3AFO Overview
QFX5100-24Q-3AFO is a high-performance data center switch designed with a robust, non-blocking architecture to deliver low latency and high throughput in mission-critical environments. It features an AC power supply that ensures reliable operation while its 24 QSFP+ ports offer flexible, high-speed connectivity for modern data centers and enterprise networks.
QFX5100-24Q-3AFO supports stacking via Virtual Chassis technology, enabling seamless scalability and simplified management across multiple units. Its cutting-edge design and superior performance make it ideal for applications ranging from data center interconnects to campus networks where efficient traffic handling and network expansion are essential.
What is the price of QFX5100-24Q-3AFO?
Pricing for QFX5100-24Q-3AFO is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for QFX5100-24Q-3AFO.
Explore more options from Switches or explore other Juniper products.
QFX5100-24Q-3AFO Specifications
| Product Type | Switch |
| Power Source | AC Power Supply |
| Layer Supported | Layer 3 |
| Form Factor | Rack-mount |
| Power Consumption | 370W |
| Number Of Ethernet Ports | 12–24 Ports |
| Number Of Downlink Ports | 24 Ports |
| Manageable | Managed |
| Ethernet Technology | 10/100/1000 |
| Media Type Supported | Fiber |
| Redundant Power Supply Supported | No |
| Manufacturer Part Number | QFX5100-24Q-3AFO |
| Uplink Configuration | 40G |
| IOS | IP Lite |
| POE Support | Non POE |
| SFP Ports | N/A |
| Memory | 4 GB |
| Rack Units | 1 RU |
| Interface Ports | 10/100/1000 |
| Port/Expansion Slot Details | 24 QSFP+ ports |
| Flash Memory | 256 MB |
| Switching Capacity | 1440 Gbps |
| Switching Capacity With Stacking | N/A |
| Product Name | Juniper QFX5100-24Q-3AFO |
| Height | 1.73 inches |
| Width | 17.5 inches |
| Depth | 17 inches |
| Weight | 8 lbs |
QFX5100-24Q-3AFO Use Case
Ultra-Low-Latency Financial Trading Spine with QFX5100-24Q-3AFO
In a global capital markets data center, the QFX5100-24Q-3AFO delivers 24 QSFP+ ports for 100 GbE spine connectivity, front-to-back airflow for hot-aisle containment, redundant fans and dual AC power supplies for zero-downtime trading. Benefit: Achieves sub-microsecond latency and 99.999% availability for high-frequency trading platforms, ensuring millisecond-level order execution and regulatory compliance.
High-Density Enterprise Campus Core Aggregation
A large university campus implements the QFX5100-24Q-3AFO as its core aggregation switch, leveraging 24 QSFP+ ports for seamless 40/100 GbE connectivity to building distribution, two expansion slots for future 400 GbE uplinks, and front-to-back airflow to integrate with hot-aisle cooling. Benefit: Scales to support 10,000+ users with up to 4 Tbps of non-blocking bandwidth and ensures uninterrupted network access through redundant power and fan modules.
Carrier-Grade Edge POP for 100 GbE Services
A regional service provider deploys the QFX5100-24Q-3AFO in its edge point-of-presence to aggregate metro fiber rings. With 24 QSFP+ ports, two hot-swap expansion modules, front-to-back airflow for sealed cabinet designs, and dual AC power supplies, it supports dense 100 GbE peering and customer cross-connects. Benefit: Delivers carrier-class reliability (five-nines uptime), simplified maintenance, and rapid service turn-up for enterprise customers.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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|---|---|---|---|---|---|
| Depth | 18 inches | 10 inches | 18.5 inches | 12 inches | 17 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10GbE | 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 | 1.73 inches | 1.75 inches | 1.73 inches |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10GbE | 10/100/1000 | 10/100/1000 |
| IOS | IP Services | IP Services | Junos OS | IP Lite | IP Lite |
| Layer Supported | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | QFX5100-48S-DC-AFO | QFX5100-96S-DC-AFO | QFX5100-96S-AFO | QFX5100-24Q-AFI | QFX5100-24Q-3AFO |
| Media Type Supported | Fiber | Fiber | Fiber | Fiber | Fiber |
| Memory | 4 GB | 4 GB | 4 GB | 512 MB | 4 GB |
| Number of Downlink Ports | 48 Ports | N/A | 96 Ports | 24 Ports | 24 Ports |
| Number of Ethernet Ports | 24–48 Ports | Over 48 Ports | Over 48 Ports | 12–24 Ports | 12–24 Ports |
| POE Support | Non POE | Non POE | Non POE | Non POE | Non POE |
| Port/Expansion Slot Details | N/A | 96x 10GbE SFP+ ports | Fixed configuration with 96 SFP+ downlink ports and 6 QSFP+ uplink ports | 24 QSFP+ ports with 4 dedicated SFP management ports | 24 QSFP+ ports |
| Power Consumption | N/A | N/A | 370 W | 255 W | 370W |
| Power Source | AC Power Supply | DC Power Supply | Redundant Power Supply / AC Power Supply | Redundant Power Supply / AC Power Supply | AC Power Supply |
| Product Name | Juniper QFX5100-48S-DC-AFO | Juniper QFX5100-96S-DC-AFO Data Center Ethernet Switch | Juniper Networks QFX5100-96S-AFO | Juniper QFX5100-24Q-AFI Data Center Switch | Juniper QFX5100-24Q-3AFO |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | No | No | Yes | Yes | No |
| SFP Ports | 48 SFP Ports | 96 SFP Ports | 96 x 10GbE SFP+ ports | 24 SFP Ports | N/A |
| Switching Capacity | 1280 Gbps | 1280 Gbps | 1920 Gbps | 1280 Gbps | 1440 Gbps |
| Switching Capacity with Stacking | 1280 Gbps | 2560 Gbps | N/A | 2560 Gbps | N/A |
| Uplink Configuration | 10G | 40G | 40G | 40G | 40G |
| Weight | 15 lbs | 16 lbs | 15 lbs | 7 lbs | 8 lbs |
| Width | 17.5 inches | 17.5 inches | 17.5 inches | 17.5 inches | 17.5 inches |
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Questions & Answers
Q
What is the port density of the QFX5100-24Q-3AFO?
A
The QFX5100-24Q-3AFO provides 24 fixed QSFP+ ports, each capable of delivering up to 40 GbE connectivity for high-density environments.
Q
Does the QFX5100-24Q-3AFO support expansion modules?
A
Yes, it features two front-accessible expansion slots that accommodate optional line cards for increased uplink or monitoring capabilities.
Q
What is the switching capacity and throughput of the QFX5100-24Q-3AFO?
A
With a 1.28 Tbps switching capacity and up to 960 million packets per second (mpps) of throughput, it delivers consistently low latency for demanding workloads.
Q
Which operating system powers the QFX5100-24Q-3AFO?
A
The switch runs Juniper’s proven Junos OS, offering a single-image operating environment, predictable scripting, and advanced telemetry.
Q
Does the QFX5100-24Q-3AFO include redundant cooling and power?
A
Yes, it comes with redundant, hot-swappable fans and dual AC power supplies to ensure continuous operation and ease of maintenance.
Q
How does front-to-back airflow benefit data center deployments?
A
Front-to-back airflow maintains optimal hot-aisle/cold-aisle segregation, improving cooling efficiency and meeting stringent data center standards.
Q
Can I use breakout cables with the QSFP+ ports?
A
Yes, each QSFP+ port supports 4×10 GbE breakout configurations, enabling flexible 10 GbE aggregation and connectivity options.
Q
Is the QFX5100-24Q-3AFO compatible with Virtual Chassis technology?
A
It supports Virtual Chassis, allowing you to connect up to ten QFX5100 switches into a single logical device for simplified management.
Q
What typical power consumption should I expect?
A
Under full load, the switch consumes approximately 550 W, offering a balance of performance and energy efficiency.
Q
Which network protocols and features are supported?
A
It supports advanced features including MLAG, EVPN-VXLAN, BGP, OSPF, and MPLS to meet modern data center and campus requirements.
Q
What certifications and compliance standards does it meet?
A
The QFX5100-24Q-3AFO is RoHS-compliant and meets industry standards such as NEBS Level 3 and FCC Part 15 for reliable deployment.
Q
Which environments are ideal for deploying this switch?
A
This model is ideal as a top-of-rack or spine switch in hyperscale, cloud, and enterprise data centers requiring high-performance 40 GbE.
Q
How does redundant power improve network uptime?
A
Dual AC power supplies provide power path redundancy, ensuring continuous operation during a power module failure or maintenance.
Q
What warranty and support options are available?
A
Juniper offers a one-year limited hardware warranty plus optional Juniper Care support packages for accelerated replacements and 24×7 monitoring.
Q
How do I manage the QFX5100-24Q-3AFO?
A
You can manage it via Junos CLI, Junos Space Network Management Platform, or automated APIs such as NETCONF and RESTCONF.
Q
Can I stack multiple QFX5100-24Q-3AFO switches?
A
While it doesn’t support traditional stacking, Virtual Chassis technology allows multiple units to operate as a single logical switch.
