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QFX5120-32C-DC-AFI
Juniper Networks QFX Series QFX5120-32C - Switch - L3 - mana...
Trusted by the Highest-Stakes Buyers
Federal agencies and Fortune 500 operations source through ORM Systems.
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Regional teams and 25+ distribution partners keep stock near you and accountability in your time zone.
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Pay by PayPal or Revolut with full chargeback rights. Order on PO terms, Net-30 for government.
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Every registration we claim is public record — check our federal contractor status yourself before you spend a dollar.
Since 2016, Enterprise-Trusted
Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
QFX5120-32C-DC-AFI is a high-performance Layer 2/Layer 3 data center switch built with an advanced architecture to deliver robust performance, efficient stacking, and rapid scalability. It features versatile DC power options, a mix of high-density copper Ethernet ports along with dedicated uplink SFP ports, and engineered stacking capabilities that ensure seamless network expansion without compromising throughput.
QFX5120-32C-DC-AFI is purposefully designed for demanding environments including cloud data centers, virtualized infrastructures, and high-performance computing applications. Its optimized architecture, reliable power design, and low latency performance make it an ideal choice for enterprises and service providers looking for a scalable, managed solution that maximizes network efficiency and flexibility.
QFX5120-32C-DC-AFI price is $24,669.75, a 11.8% saving from the Juniper list price of $27,971.00. QFX5120-32C-DC-AFI is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for QFX5120-32C-DC-AFI for additional pricing. Browse the full Juniper Ex2300 Series Ethernet Switches series or explore all Juniper products.
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| QFX5120-32C-DC-AFI |  QFX5100-24Q-AA-AFO |  QFX3100-GBE-SFP-ACR |  EX4650-48Y-AFO |  EX4300-48T-AFI | |
|---|---|---|---|---|---|
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 256 MB | 256 MB | 64 MB | 64 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 | 1.73 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 | QFX5120-32C-DC-AFI | QFX5100-24Q-AA-AFO | QFX3100-GBE-SFP-ACR | EX4650-48Y-AFO | EX4300-48T-AFI |
| Media Type Supported | Combo | Fiber | Combo | Fiber | Twisted Pair |
| Memory | 4 GB | 4 GB | 256 MB | 256 MB | 512 MB |
| Number of Downlink Ports | 32 Ports | 24 Ports | 24 Ports | 48 Ports | 48 Ports |
| Number of Ethernet Ports | 24–48 Ports | 12–24 Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports |
| POE Support | Non POE | Non POE | Non POE | Non POE | Non POE |
| Power Source | DC | Redundant Power Supply / AC Power Supply | AC Power Supply | Redundant Power Supply / AC Power Supply | AC Power Supply |
| Product Name | QFX5120-32C-DC-AFI | Juniper QFX5100-24Q-AA-AFO | QFX3100-GBE-SFP-ACR | Extreme Networks EX4650-48Y-AFO | EX4300-48T-AFI Ethernet Switch |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | No | Yes | Yes | Yes | No |
| SFP Ports | 4 SFP Ports | 24 SFP Ports | 4 SFP Ports | 24 SFP Ports | 4 SFP Ports |
| Uplink Configuration | 10G | 40G | 1G | 10G | 1G |
| Width | 17 inches | 17.7 inches | 19 inches | 17.5 inches | 17.3 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.
Reviewed on the 23 September 2026
Powerful 100G switching. The 32 ports provide massive bandwidth for our core.
Reviewed on the 6 August 2021
Reliable DC power. Perfect for our telco-grade data center rack deployments.
Reviewed on the 11 May 2022
High-capacity Layer 3 switch. Throughput is incredible and the management is intuitive.
Reviewed on the 27 December 2017
Top-tier Juniper performance. Solid 100G density for high-speed network backbones.
Reviewed on the 11 June 2026
Professional and robust. The DC input is stable and the switching fast.
Reviewed on the 29 April 2024
Exceptional data center hardware. It handles massive traffic loads with zero bottlenecks.
Reviewed on the 21 January 2023
Consistent and dependable. A high-performance 100G solution for modern enterprise networks.
Reviewed on the 20 July 2025
Excellent build quality. The QFX5120-32C is a powerhouse for high-bandwidth core switching.
The QFX5120-32C-DC-AFI is a DC-powered, 1U rack-mountable Layer 3 switch with 32 QSFP28/100G ports, designed for high-performance data center and campus deployments.
The switch provides 32 QSFP28 ports configurable for 40 GbE or 100 GbE interfaces, supporting breakout to 4×25 GbE or 4×10 GbE links.
It delivers up to 6.4 Tbps of switching capacity and 4.77 Bpps of forwarding throughput to support demanding workloads.
Yes, it runs Junos OS with full Layer 3 features, including OSPF, BGP, IS-IS and static routing for enterprise and service-provider networks.
This DC-powered model accepts dual redundant –48 VDC power supplies for high availability and efficient energy use.
Yes, it comes in a 1-rack-unit form factor with included mounting brackets for standard 19″ racks.
It runs Juniper’s carrier-class Junos OS, offering consistent CLI, programmability and streamlined operations.
The switch supports EVPN-VXLAN, VLAN, VRF-Lite and MPLS L2VPN, enabling scalable multi-tenant and workload mobility solutions.
It supports Junos Telemetry Interface, NETCONF, REST-CONF, gNMI, Ansible and Python scripting for seamless automation.
Yes, it supports Virtual Chassis Fabric, allowing up to 10 switches to operate as a single logical device for simplified management.
The switch delivers ultra-low, sub-microsecond latency to meet the performance demands of high-speed data center environments.
It is ideal for spine-leaf fabrics, top-of-rack aggregation, campus distribution and high-density 100 GbE access deployments.
It operates from 0 °C to 40 °C with front-to-back airflow and meets NEBS Level 3 and ETSI environmental standards.
Embedded analytics, Junos Telemetry Interface and on-box diagnostics provide real-time monitoring, event logging and automated alerts.
Juniper offers a limited lifetime hardware warranty, J-Care support packages and optional Proactive Care for rapid incident resolution.
It features compact ASICs, efficient DC-DC conversion and dynamic port power management to minimize energy consumption.
United States
