What is the port configuration and speed support on QFX5200-48Y-AFI?

Features 48 SFP28 ports supporting 10GbE/25GbE and 6 QSFP28 ports configurable as 6x40GbE or 6x100GbE. Breakout cables enable higher density, delivering aggregate 3.6 Tbps throughput for flexible data center connectivity.

What switching and forwarding performance does it provide?

Offers 3.6 Tbps full-duplex switching capacity and 2.1 Bpps forwarding rate, ensuring non-blocking wire-speed performance across all ports for high-density IP fabric leaf roles.

What CPU and memory specs power the control plane?

Equipped with 1.8-2.2 GHz quad-core Intel CPU, 16 GB DRAM, and 64 GB SSD storage, enabling parallel Junos OS processes for efficient management of large-scale fabrics.

Is it suitable for data center spine-leaf architectures?

Yes, optimized for leaf deployments in IP fabrics with EVPN-VXLAN, low 750 ns latency, and support for 25GbE server upgrades, scaling to large multitier networks.

What power and airflow options are available?

Dual redundant hot-swappable AC power supplies with back-to-front airflow for cold aisle deployments, plus redundant fans for high availability in dense rack environments.

Does it support advanced networking protocols?

Full L2/L3/MPLS feature set including 4,096 VLANs, 48,000 ARP entries, and Contrail Networking overlays, ideal for virtualization and intelligent traffic management.

QFX5200-48Y-AFI - Juniper QFX5200-48Y-AFI 48x25GbE 3.6Tbps 1U Switch

Name: Juniper QFX5200-48Y-AFI 48x25GbE 3.6Tbps 1U Switch
Brand: Juniper
SKU: QFX5200-48Y-AFI

QFX5200-48Y-AFI - Juniper QFX5200-48Y-AFI 48x25GbE 3.6Tbps 1U Switch | US IT Hardware

Product overview

The Juniper QFX5200-48Y-AFI is a versatile 1U access switch optimized for leaf deployments in next-generation IP fabrics and data centers. It features 48 SFP28 ports supporting 10/25GbE and 6 QSFP28 ports configurable for 40/100GbE, providing 3.6 Tbps full-duplex switching capacity and 2.1 Bpps forwarding performance. Powered by a 1.8-2.2 GHz quad-core Intel CPU with 16 GB RAM and 64 GB SSD, it runs Junos OS with advanced L2/L3/MPLS features, EVPN-VXLAN overlay, and low 750 ns latency. Dual redundant hot-swappable AC power supplies and back-to-front airflow ensure high availability. Ideal for scaling 25GbE server connectivity, network virtualization, and high-density east-west traffic in enterprise and cloud environments, offering wire-speed non-blocking performance and seamless integration with Juniper automation tools.

3.6 Tbps full-duplex switching capacity.
2.1 Bpps forwarding rate across all ports.
48x 25GbE SFP28 and 6x 100GbE QSFP28 ports.
750 ns low latency for east-west traffic.
Quad-core 1.8GHz CPU with 16GB RAM, 64GB SSD.
Junos OS with L2/L3/MPLS and EVPN-VXLAN support.

Expedited and overnight shipping options are available at checkout, priced by destination and service.
Purchase orders accepted from qualified institutions.
Refunds within 14 days and replacements within 30 days of delivery with an RMA (25% restocking fee on customer-initiated returns), and every part carries our Standard 30-Day Warranty - see our return policy or contact US IT Hardware.

Featuring

Manufacturer part #	QFX5200-48Y-AFI
Brand	Juniper
Condition	New
Model	QFX5200-48Y-AFI
VLANs	4,096
Latency	750 ns
ARP Entries	48,000
Product Line	QFX Series
Product Type	Networking Switch
MAC Addresses	Up to 136,000

Storage

Compatible systems

Native Junos OS integration with QFX spine switches; supports standard SFP/QSFP optics.

Juniper QFX Series
Model: QFX10000
Form factor: Spine
Interoperable in IP fabric spine-leaf topologies.

Best for

Data Center Leaf
Top-of-rack access for 25GbE servers in spine-leaf architectures with high-density port connectivity.
IP Fabric Deployments
Scalable leaf switches supporting EVPN-VXLAN overlays and L2/L3/MPLS for large fabrics.
Cloud Networking
High-throughput east-west traffic handling with low latency for virtualization and NFV workloads.
Enterprise MC-LAG
Multichassis link aggregation for resilient multitier network implementations.
HPC Environments
Wire-speed 25/100GbE forwarding for compute-intensive high-performance computing clusters.
Network Virtualization
Supports intelligent traffic forwarding and overlays for virtualized data center infrastructures.

Details

Shipping, warranty & returns

Customer reviews

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Dimensions	43.6 x 43.8 x 4.3 cm
Form Factor	1U rackmount

Airflow	Back-to-front
Operating Temperature	0°C to 40°C

Juniper QFX5200-48Y-AFI 48x25GbE 3.6Tbps 1U Switch

Product overview

Featuring

Storage

Compatible systems

Best for

Details

Shipping, warranty & returns

Customer reviews

Processor

Network & Communication

Power Consumption

Physical Characteristics

Environmental

Interface/Ports

Frequently asked questions

Switching Capacity	3.6 Tbps full-duplex
Forwarding Capacity	2.1 Bpps