Product Overview
The Juniper QFX5241-64QD-AO is a 2U high-performance switch from the QFX5200-Transform line, optimized for end-of-row, leaf, or spine roles in IP fabric architectures, particularly as shallow buffer platforms for spine in data centers. It features 64 QSFP-DD ports supporting up to 800 Gbps and 2 SFP28 ports at 10 Gbps, delivering 51.2 Tbps throughput with 64 Peregrine SerDes cores and high-radix TH5 BCM78900 chipsets.
Architecture & Performance
Powered by an Intel 4-core 2.2-GHz Ice Lake D processor with 32 GB DRAM and two internal 480-GB NVMe SSDs for Junos OS Evolved. The switch provides Layer 2 and Layer 3 switching, routing, and security services. Airflow Out (AFO) cooling with four hot-swappable fan modules and dual redundant 3000W AC PSUs. Dimensions: 3.46 x 19.03 x 25.51 in (8.78 x 48.33 x 65 cm). Weight: 48.50 lb (22 kg) fully loaded without optics.
Component Details
Ports: 64 QSFP-DD (0–63, up to 800 Gbps), 2 SFP28 (64–65, up to 10 Gbps).
Management: 1 USB 3.0, 1 RJ-45 console, 1 MGMT port.
Power: Two 12.2-V, 3000-W AC PSUs (AFO), 1+1 redundancy.
Cooling: Four QFX5240-2U-FANAO fan modules (AFO).
Ordering Information
Main Unit: QFX5241-64QD-AO
Spare Chassis: QFX5241-64QD-CHAS
Rack Mount Kit: QFX5240-2U-4PRMK
FRUs:
- Fan Module: QFX5240-2U-FANAO
- AC PSU: QFX5240-PWR-AC-AO (3000W AFO)








