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48x1/10G SFP+ and 6x40G QSFP+ ports provided flexible, high-speed connectivity.
N9K-C9372PX
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Nexus 9300 with 48p 1/10G SFP+ and 6p 40G QSFP+
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N9K-C9372PX
- Description:
- Nexus 9300 with 48p 1/10G SFP+ and 6p 40G QSFP+
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- Brand:
- Cisco
- GTIN:
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- Warranty:
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- List Price:
$32,200.00
- Price:
$12,963.0059.7% off
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N9K-C9372PX Overview
N9K-C9372PX is a high-performance data center switch built on a robust, modular architecture that integrates multiple power options—including redundant power supply and AC input—to ensure uninterrupted, mission-critical operations. Designed to deliver maximum throughput with a versatile port configuration, it supports high-speed uplink connections and stacking capabilities that enable seamless scalability in complex network environments.
N9K-C9372PX leverages a flexible chassis and advanced switching engine to support both Layer 2 and Layer 3 deployments, offering low latency and exceptional performance ideal for virtualized data centers and cloud infrastructures. Its high-density port design, integrated 40G uplink configuration, and efficient resource management make it a preferred choice for enterprises and service providers looking to optimize and future-proof their networks.
N9K-C9372PX price is $12,963.00, a 59.7% saving from the Cisco list price of $32,200.00. N9K-C9372PX is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for N9K-C9372PX for additional pricing. Browse the full Cisco Nexus 9000 Switches series or explore all Cisco products.
N9K-C9372PX Specifications
- Product Type
- Switch
- Brand
- Cisco
- Power Source
- Redundant Power Supply / AC Power Supply
- Layer Supported
- Layer 2 / Layer 3
- Form Factor
- Rack-mount
- Power Consumption
- 750W
- Number of Ethernet Ports
- Over 48 Ports
- Number of Downlink Ports
- 48 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Fiber
- Redundant Power Supply Supported
- Yes
- Manufacturer Part Number
- N9K-C9372PX
- Uplink Configuration
- 40G
- IOS
- IP Services
- POE Support
- Non POE
- SFP Ports
- 24 SFP Ports
- Memory
- 4 GB
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Flash Memory
- 256 MB
- Switching Capacity
- 2560 Gbps
- Product Name
- Cisco Nexus 9372PX
- Height
- 1.75 inches
- Width
- 19 inches
- Depth
- 18 inches
- Weight
- 15 lbs
N9K-C9372PX Use Case
Scalable Spine-Leaf Data Center Fabric
Deploy the Cisco Nexus N9K-C9372PX as a leaf in a spine-leaf architecture to connect 48 1/10G SFP+ servers and aggregate traffic over 6 40G QSFP+ uplinks. Its non-blocking 1.28Tbps switching capacity and sub-microsecond latency optimize east-west traffic and maximize resource utilization. The result is predictable performance at scale, seamless workload mobility, and simplified management through Cisco NX-OS automation.
Ultra-Low-Latency High-Frequency Trading Network
In high-frequency trading environments, the Cisco Nexus N9K-C9372PX delivers deterministic microsecond-level latency across 48 SFP+ 10G links and 6 QSFP+ 40G uplinks. Hardware-accelerated forwarding and granular QoS ensure minimal jitter and top-of-rack consolidation for trading servers. Traders achieve sub-5µs trade execution, enhanced throughput, and compliance with strict financial industry latency regulations.
Automated Multi-Tenant Cloud Service Aggregation
Cloud service providers integrate the Nexus N9K-C9372PX into a Cisco ACI fabric to automate tenant segmentation over 48 10G access ports and 6 40G uplinks. Policy-driven provisioning and micro-segmentation enforce security and QoS per tenant while reducing manual configuration efforts. The outcome is rapid tenant onboarding, strict workload isolation, and reduced operational expenses through centralized orchestration.
Quality Certifications
Product Comparison Table 
| N9K-C9372PX |  N9K-C9272Q |  N9K-C93108TC-EX |  N9K-C93180YC-EX |  N9K-C9332C | |
|---|---|---|---|---|---|
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/25/40/100 GbE | 10/100/1000 |
| Flash Memory | 256 MB | 256 MB | 256 MB | 256 MB | 256 MB |
| Form Factor | Rack-mount | Chassis | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1.73 inches | 1.7 inches | 1.73 inches | 1.75 inches |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/25/40/100 GbE | 10/100/1000 |
| Layer Supported | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | N9K-C9372PX | N9K-C9272Q | N9K-C93108TC-EX | N9K-C93180YC-EX | N9K-C9332C |
| Media Type Supported | Fiber | Fiber | Combo | Fiber / Combo | Fiber |
| Memory | 4 GB | 4 GB | 4 GB | 4 GB | 4 GB |
| Number of Downlink Ports | 48 Ports | 48 Ports | 8 Ports | 6 Ports | 32 Ports |
| Number of Ethernet Ports | Over 48 Ports | Over 48 Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports |
| POE Support | Non POE | Non POE | Non POE | Non POE | Non POE |
| Power Source | Redundant Power Supply / AC Power Supply | Redundant Power Supply / AC Power Supply | Redundant Power Supply / AC Power Supply | Redundant Power Supply / AC Power Supply | Redundant Power Supply / AC Power Supply |
| Product Name | Cisco Nexus 9372PX | Cisco Nexus 9K Series N9K-C9272Q Switch | Cisco Nexus 93108TC-EX | Cisco Nexus 93180YC-EX Switch | Cisco Nexus 9332C Data Center Switch |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | Yes | Yes | Yes | Yes | Yes |
| SFP Ports | 24 SFP Ports | 24 SFP Ports | Combo | 4 SFP Ports | 24 SFP Ports |
| Uplink Configuration | 40G | 40G | 10G | 40G/100G | 40G |
| Width | 19 inches | 17.5 inches | 17.5 inches | 17.5 inches | 17.5 inches |
Reviews & Ratings
N
Nelson Ford
5
Professional-grade Nexus 9300 switch for access and aggregation layers.
O
Orson Clarke
5
Handles enterprise workloads efficiently and reliably.
P
Preston Burke
4
Stable and easy to integrate with existing infrastructure.
Q
Quentin Hale
4
Reliable high-performance Cisco switch solution.
Questions & Answers
What is the Cisco Nexus 9300 N9K-C9372PX switch?
The Cisco Nexus 9300 N9K-C9372PX is a fixed-configuration data center switch offering 48 SFP+ ports for 1/10 Gbps and 6 QSFP+ ports for 40 Gbps, designed for high-performance, low-latency environments.
What are the key hardware specifications of the N9K-C9372PX?
It delivers 1.44 Tbps switching capacity, 1.07 Bpps forwarding rate, 48×1/10 Gbps SFP+ ports, 6×40 Gbps QSFP+ ports, dual redundant power supplies, and front-to-back cooling in a 1RU chassis.
What is the switching capacity and forwarding rate?
The N9K-C9372PX offers 1.44 Tbps of nonblocking switching capacity and up to 1.07 billion packets per second of line-rate forwarding.
Which optics and transceivers are supported?
It supports Cisco SFP+, SFP, QSFP+, and DAC cables, plus third-party 1/10 Gbps SFP+ and 40 Gbps QSFP+ modules for versatile connectivity.
Can I use 40 Gbps QSFP+ ports for breakout to 4×10 Gbps?
Yes. Each QSFP+ port can break out to four 10 Gbps SFP+ connections using a Cisco QSFP+ to 4×SFP+ breakout cable.
What software platform does the switch run?
It runs Cisco NX-OS with advanced Layer 2/3 features, programmable API support (NX-API, Python), and optional Cisco ACI mode for SDN integration.
Does the N9K-C9372PX support Cisco ACI?
Yes. In NX-OS ACI mode, it integrates as a leaf switch in a Cisco Application Centric Infrastructure fabric.
What stacking or virtualization features are available?
It supports Cisco Virtual PortChannel (vPC) for link-level redundancy and Fabric Extenders (FEX) for simplified management, but not physical stack cables.
What are the power and cooling characteristics?
Equipped with dual 920 W AC or 760 W DC redundant PSUs, front-to-back airflow, and typical power consumption of 250 W under full load.
What is the operating temperature and environmental range?
Designed for 0 °C to 40 °C (32 °F to 104 °F) operating temperature, up to 5,000 ft altitude, and 5–95% non-condensing humidity.
What management interfaces are supported?
Management via CLI, Cisco NX-API REST, SNMP, NETCONF/YANG, and a web GUI, plus Cisco Data Center Network Manager (DCNM) compatibility.
What licensing levels are available on Nexus 9300?
NX-OS licensing includes LAN Base, LAN Enterprise, and ACI mode licenses, unlocking features such as advanced routing, QoS, and VXLAN.
What typical use cases suit the N9K-C9372PX?
Ideal for top-of-rack aggregation, spine-leaf data center fabrics, high-density server connectivity, virtualization, and cloud deployments.
How low is the latency on this switch?
Provides sub-microsecond latency at line rate, ensuring deterministic performance for high-frequency trading and HPC workloads.
What redundancy and high-availability features are built in?
Supports dual power supplies, redundant fans, nonstop forwarding (NSF), graceful restart, and vPC for active/active link resilience.
What are the physical dimensions and mounting options?
The 1RU chassis measures 44.5 cm (W)×1.7 cm (H)×46 cm (D) and includes rack-mount brackets for 19-inch installations.
What warranty and support services are offered?
Includes a limited lifetime hardware warranty and 90 days of Cisco TAC support; optional SMARTnet service delivers 24×7 engineering support and advanced hardware replacement.