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EX4550-32F-AFO
Juniper TDSourcing EX 4550 - switch - 32 ports - managed - r...
Trusted by the Highest-Stakes Buyers
Federal agencies and Fortune 500 operations source through ORM Systems.
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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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Since 2016, Enterprise-Trusted
Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
EX4550-32F-AFO is a high-performance fixed switch that delivers robust network connectivity with flexible power options, including support for redundant AC power supplies. Designed with advanced stacking capabilities and a scalable architecture, it meets the demands of enterprise data centers, branch offices, and campus networks without compromise.
EX4550-32F-AFO features an optimized mix of fiber-based connectivity and versatile uplink configurations, ensuring exceptional switching performance and reliability. Its efficient port design, combined with high memory capacity and scalable switching capabilities, makes it ideal for critical infrastructure deployments where consistent high-speed interconnectivity is essential.
EX4550-32F-AFO price for new stock is $1,882.65, a 64.2% saving from the Juniper list price of $5,265.66. EX4550-32F-AFO refurb price is $472.29. EX4550-32F-AFO is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for EX4550-32F-AFO for additional pricing. Browse the full Juniper Ex4550 Series Ethernet Switches series or explore all Juniper products.
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| EX4550-32F-AFO |  EX4650-48Y-AFO |  EX2300-48T-VC |  QFX5100-96S-AFO |  EX-UM-4X4SFP | |
|---|---|---|---|---|---|
| Depth | 12 inches | 11 inches | 11.0 in | 18.5 inches | 12 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10GbE | 10/100/1000 |
| Flash Memory | 256 MB | 64 MB | 64 MB | 256 MB | 64 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1.75 inches | 1.73 in | 1.73 inches | 1.75 inches |
| IOS | IP Services | IP Services | LAN Lite | Junos OS | IP Services |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10GbE | 10/100/1000 |
| Layer Supported | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 | Layer 2 / Layer 3 | Layer 2 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | EX4550-32F-AFO | EX4650-48Y-AFO | EX2300-48T-VC | QFX5100-96S-AFO | EX-UM-4X4SFP |
| Media Type Supported | Fiber | Fiber | Twisted Pair / Combo | Fiber | Fiber |
| Memory | 512 MB | 256 MB | 256 MB | 4 GB | 256 MB |
| Number of Downlink Ports | 32 Ports | 48 Ports | 48 Ports | 96 Ports | 8 Ports |
| Number of Ethernet Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports | Over 48 Ports | Under 12 Ports |
| POE Support | Non POE | Non POE | Non POE | Non POE | Non POE |
| Power Source | Redundant Power Supply / AC Power Supply | Redundant Power Supply / AC Power Supply | AC Power Supply | Redundant Power Supply / AC Power Supply | AC Power Supply |
| Product Name | EX4550-32F-AFO Fixed Fiber Switch | Extreme Networks EX4650-48Y-AFO | Juniper EX2300-48T-VC Ethernet Switch | Juniper Networks QFX5100-96S-AFO | EX-UM-4X4SFP |
| 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 | 32 SFP Ports | 24 SFP Ports | 4 SFP Ports | 96 x 10GbE SFP+ ports | 4 SFP Ports |
| Switching Capacity | 128 Gbps | 1280 Gbps | 128 Gbps | 1920 Gbps | 64 Gbps |
| Uplink Configuration | 10G | 10G | 1G | 40G | 10G |
| Weight | 10 lbs | 15 lbs | 17.6 lbs | 15 lbs | 10 lbs |
| Width | 17.5 inches | 17.5 inches | 17.5 in | 17.5 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.
Reviewed on the 31 December 2025
Great fiber density. Airflow-out design works perfectly in our hot-aisle containment.
Reviewed on the 21 October 2023
Reliable 10G switching. Consistent performance and very stable under heavy network load.
Reviewed on the 6 January 2022
Solid Juniper hardware. The 32 fiber ports offer excellent flexibility for core.
Reviewed on the 7 June 2021
Top-tier performance. A dependable managed switch for high-speed fiber-optic network environments.
Reviewed on the 9 December 2019
Professional and fast. Throughput is excellent and the management interface is intuitive.
Reviewed on the 22 October 2017
Robust and reliable. It provides steady connectivity for our mission-critical server links.
Reviewed on the 2 February 2022
Excellent value for fiber. The EX4550 is a workhorse for modern networking.
Reviewed on the 4 September 2020
Consistent uptime and speed. A high-quality switch that meets all our requirements.
The EX4550-32F-AFO delivers 1.28 Tbps of switching capacity, up to 952 Mpps forwarding performance, and 32 fixed 10GbE SFP+ ports for high-throughput data center and campus aggregation.
No. The EX4550-32F-AFO provides only fiber-based 10GbE SFP+ ports and does not support PoE or PoE+ power delivery.
Management is via Junos OS with access through CLI, J-Web GUI, SNMP, NETCONF, and zero-touch provisioning for rapid, consistent deployment.
Yes. You can stack up to 10 EX4550 switches using Virtual Chassis technology, providing a single logical control plane and up to 3.84 Tbps of backplane bandwidth.
It supports nonstop active routing (NSR), nonstop bridging (NSB), Virtual Router Redundancy Protocol (VRRP), and dual power supplies for resilient network operations.
The switch supports static routing, RIP, OSPF, IS-IS, and BGP for flexible Layer 3 deployments in enterprise and data center environments.
It includes MAC-based and IP-based ACLs, 802.1X authentication, DHCP snooping, and Dynamic ARP Inspection to protect against unauthorized access and address spoofing.
Yes. The switch offers comprehensive IPv6 support, including dual-stack routing, RIPng, OSPFv3, IS-IS for IPv6, and BGP4+ for carrier-grade functionality.
It provides class-of-service (CoS) tools such as traffic classification, priority queuing, shaping, and policing to ensure predictable service levels for diverse applications.
The switch ships with a 600W AC power supply and front-to-back cooling airflow; a redundant second AC supply can be installed for additional reliability.
Use Virtual Chassis, standard Junos CLI syntax, and consistent network policies to seamlessly extend your network fabric without operational disruption.
All Layer 2 and basic Layer 3 features are included. For advanced services such as EVPN-VXLAN, a Juniper Advanced Services license is required.
It is ideal for top-of-rack data center deployments, campus aggregation, and spine/leaf architectures requiring high-density, low-latency 10GbE fiber connectivity.
Juniper provides a one-year limited hardware warranty, next-business-day replacement, and optional Juniper Care support services for enhanced coverage.
Use Junos Telemetry, SNMP, Juniper’s Network Director, and real-time CLI diagnostics like show interface and show log for proactive monitoring and fast issue resolution.
The switch occupies 1 RU in a standard 19-inch rack, measures 17.3 x 15.7 x 1.7 inches, and requires proper ventilation and front-to-back airflow clearance.
United States
