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Juniper

Juniper QFX5120-48Y-AFI | 48x25G SFP28 + 8x100G QSFP28, 1U, AC, AFI airflow, EVPN-VXLAN L2/L3

SKU:QFX5120-48Y-AFI

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Description

High-density 25G Top-of-Rack switch with 48x SFP28 access and 8x QSFP28 100G uplinks for spine connectivity. Delivers line‑rate L2/L3 with EVPN‑VXLAN for modern leaf/spine fabrics, automation-ready with rich telemetry. AFI (airflow-in) AC model in a compact 1U form factor.

Features

- 48x 25G access with 8x 100G uplinks for leaf/spine
- EVPN-VXLAN for scalable L2 overlays
- Junos OS with rich automation and telemetry
- Compact 1U, AC-powered, AFI airflow model
- Line-rate L2/L3 for cloud and enterprise DC

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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FAQs

Technical Specifications

FAQs

Q: Can the SFP28 ports operate at 10G?
A: Yes. The SFP28 access ports support downshift to 10G (and 1G on qualified optics).

Q: Do the 100G uplinks support breakout?
A: Yes. The QSFP28 ports support 4x25G breakout with supported DAC/AOC/optics.

Q: Which features are available for data center fabrics?
A: EVPN-VXLAN, BGP/OSPF/IS-IS, MLAG alternatives via EVPN multihoming, plus telemetry and automation via Junos OS.

Q: What does AFI airflow mean?
A: AFI designates an airflow-in model. Match all FRUs (PSUs/fans) to the same airflow direction appropriate for your rack.

Technical Specifications

- Access ports: 48 x 1/10/25GbE (SFP+/SFP28)
- Uplinks: 8 x 100GbE (QSFP28); 4x25G breakout supported on qualified optics/cables
- Airflow: AFI (airflow-in) model
- Power: AC-powered, 1U fixed chassis
- Switching: line-rate L2/L3 with EVPN-VXLAN
- Automation/ops: Junos OS, NETCONF/REST, Ansible integrations
- Use cases: leaf/ToR, EVPN-VXLAN fabrics, 25G access with 100G spine

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