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Juniper B1-Q512048YMI-A-A5 QFX5120 MACsec AES-256 48x25G+8x100G 1U AC AFI PSU Side Intake and Port S...
- 48 x 25GbE SFP28 ports
- 8 x 100GbE QSFP28 ports
- 1U rack-mountable form factor
- MACsec AES-256 encryption support
- Port-side intake airflow
- PSU-side exhaust airflow
- Redundant AC Power Supplies
- Redundant Fans
- Designed for data center aggregation and spine roles
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Product Overview
The Juniper QFX5120-48YMI is a 1U switch featuring 48 x 25GbE SFP28 ports and 8 x 100GbE QSFP28 ports, with support for MACsec AES-256 encryption. This configuration includes port-side intake and PSU-side exhaust airflow, optimized for specific rack cooling designs. It is equipped with redundant AC power supplies and fans.
Technical Information
| Model | QFX5120-48YMI |
| Form Factor | 1U |
| Base Ports | 48 x 25GbE SFP28 |
| Uplink Ports | 8 x 100GbE QSFP28 |
Additional Specifications
| Airflow | Port Side Intake, PSU Side Exhaust |
| Power Supply | Redundant AC |
| Security | MACsec AES-256 |
Product Description
The Juniper QFX5120-48YMI is a high-performance 1U switch designed for modern data center networks, offering a dense port configuration of 48 x 25GbE SFP28 ports and 8 x 100GbE QSFP28 ports. This makes it an excellent choice for aggregation layers or as a spine switch, providing substantial bandwidth for east-west traffic. A key feature of this model is its integrated support for MACsec AES-256 encryption, enabling secure, wire-speed data transmission between network devices. This is crucial for organizations requiring enhanced data privacy and compliance. The switch also features redundant AC power supplies and redundant fans, ensuring high availability and operational continuity. The airflow configuration is specified as port-side intake and PSU-side exhaust, which is optimized for specific rack layouts and cooling strategies within a data center. This ensures efficient thermal management, allowing the switch to operate reliably under demanding conditions. It comes with base software features and is part of a 5-year support package.



