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Juniper QFX5120-48Y-D-AFO2 QFX5120 48x SFP28 25GBX 8x QSFP28 Switch
- 48x 25GbE SFP28 Ports
- 8x 100GbE QSFP28 Ports
- Supports 10GbE, 25GbE, 40GbE, and 100GbE speeds
- Low latency switching
- Designed for data center spine, leaf, and top-of-rack deployments
- Runs on Juniper Junos OS
- High throughput and port density
- AFO2 (Airflow Out, specific configuration)
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Product Overview
The Juniper QFX5120-48Y-D-AFO2 is a 48-port 25GbE data center switch with 8x 100GbE QSFP28 ports. It is designed for high-performance, low-latency environments and features a specific airflow configuration.
Technical Information
| Model | QFX5120-48Y-D-AFO2 |
| Switch Type | Data Center Ethernet Switch |
| Port Configuration | 48x 25GbE SFP28, 8x 100GbE QSFP28 |
| Speed Support | 10GbE, 25GbE, 40GbE, 100GbE |
| Latency | Sub-microsecond |
Additional Specifications
| Throughput | Up to 2.56 Tbps |
| Management | Junos OS |
| Form Factor | 1 RU Rack Unit |
| Airflow | Airflow Out (specific configuration) |
Product Description
The Juniper QFX5120-48Y-D-AFO2 is a high-performance, fixed-configuration switch built for the demands of modern data center networks. It offers 48 ports capable of 10GbE or 25GbE speeds via SFP28 transceivers, alongside 8 QSFP28 ports that support 40GbE or 100GbE speeds, or can be configured as breakout ports for higher density 25GbE or 10GbE connections. This makes it exceptionally versatile for leaf, spine, or top-of-rack deployments. Engineered for low latency and high throughput, the QFX5120 series is a key component in building scalable and efficient data center fabrics. It operates using Juniper's robust Junos OS, providing a unified and advanced network operating system that simplifies management and offers deep visibility and control over network traffic. The switch is designed to facilitate high-speed east-west traffic flows, crucial for cloud environments and data-intensive applications. The 'AFO2' designation typically refers to a specific airflow configuration, often indicating 'Airflow Out' with a particular fan or power supply arrangement optimized for certain data center cooling strategies. This model provides the necessary performance and density for demanding network environments, ensuring reliable and fast connectivity for servers, storage, and other network infrastructure components.



