Description
The Cisco Nexus N9K-C9372PX-E is a high-performance, 1RU data center switch designed for enterprise and ACI-enabled environments. As an enhanced hardware revision of the Cisco Nexus 9372PX, this switch introduces IP-based Endpoint Group (EPG) classification capabilities for Cisco ACI mode, providing improved automation and policy enforcement in modern data centers.
With 48 fixed 1/10GBASE-T ports and 6 QSFP+ uplink ports, the N9K-C9372PX-E offers a flexible combination of copper and fiber connectivity. Its robust architecture ensures wire-rate Layer 2 and Layer 3 switching, high-density connectivity, and resilient performance for mission-critical applications.
Key Features
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48 fixed 1/10GBASE-T ports for server and workstation connectivity
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6 fixed QSFP+ ports for 40GbE uplinks or high-speed aggregation
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1.44 Tbps switching throughput for high-performance workloads
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25 MB shared packet buffer for improved traffic resilience
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Dual-core 2.5 GHz x86 CPUs, 16 GB memory, 64 GB SSD for enhanced processing
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NX-OS with ACI support for modern software-defined networking deployments
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Energy-efficient design with AC/DC power options (typical 210W, max 537W)
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Low-latency operation with advanced QSFP+ optics compatibility
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Compact 1RU form factor, ideal for dense rack deployments
Quick Specifications
| Parameter | Value |
|---|---|
| Product Code | N9K-C9372PX-E |
| Ports | 48 × 1/10GBASE-T, 6 × QSFP+ |
| Form Factor | 1 RU |
| Throughput | 1.44 Tbps |
| Buffer | 37 MB shared |
| CPU & Memory | Dual-core 2.5 GHz x86, 16 GB memory, 64 GB SSD |
| Max LPM Routes | 128,000 |
| Operating System | NX-OS, ACI |
| Fans | 4 |
| Power | Typical 210W, Max 537W |
| Acoustics | 48.5 dBA @ 40%, 64.9 dBA @ 70%, 77.8 dBA @ 100% |
| Physical Dimensions (H × W × D) | 1.72 × 17.3 × 22.5 in (4.4 × 43.9 × 57.1 cm) |
| Weight | 22.2 lb (10.1 kg) |




