N9K-C9372PX Nexus 9300 with 48p 10G SFP+, 6p 40G QSFP+

Cisco N9K-C9372PX – Nexus 9372PX 48xSFP+ + 6xQSFP+ fixed switch (NX-OS/ACI)

The Cisco Nexus N9K-C9372PX is a compact 1RU fixed switch with 48x 1/10G SFP+ downlinks and 6x 40G QSFP+ uplinks, designed for top‑of‑rack and end‑of‑row deployments in enterprise and cloud data centers. It delivers 1.44 Tbps switching capacity and over 1.15 Bpps forwarding, supporting nonblocking Layer 2/3 fabrics with NX‑OS or ACI.

🔧 Key Specifications

• Ports:
  • 48x 1/10G SFP+ downlinks
  • 6x 40G QSFP+ uplinks
• Switching capacity: 1.44 Tbps
• Forwarding rate: >1.15 Bpps
• CPU: Dual‑core 2.5 GHz x86
• Buffer: 25 MB additional shared packet buffer
• System memory: 16 GB
• Storage: 64 GB SSD
• Fans: 4; Airflow: port‑side intake or exhaust
• Power supplies: 650W AC, 930W DC, or 1200W HVAC/HVDC
• Typical Power: 210W
• Max Power: 537W
• Form Factor: 1RU
• Dimensions: 1.72 x 17.3 x 22.5 in
• Weight: 22.2 lb

🧩 Ideal Use Cases

• Top‑of‑rack access: dense 10G server connectivity with 40G uplinks to aggregation/spine
• End‑of‑row access: scalable fiber connectivity for mixed rack and blade environments
• Leaf in VXLAN EVPN: nonblocking L2/L3 leaf with ECMP routing to spines

⚙️ Licensing & Expansion

• Operating modes: NX‑OS or ACI
• Programmability & automation: POAP, model‑driven telemetry, iAPI (RPC over HTTP/HTTPS)
• Optics: SFP+ downlinks and QSFP+ uplinks; supports Cisco‑qualified transceivers and DAC cables