Cloud-Scale Connectivity & Performance — The Cisco N9K-C93240YC-FX2 Delivers Scalable, Ultra-High-Bandwidth Switching for Modern Data Centers.
The Cisco N9K-C93240YC-FX2 is a data center-grade fixed switch in the Nexus 9300-FX2 family, engineered for high-density, high-performance environments. It combines 48 1/10/25 Gbps SFP28 downlink ports with 12 40/100 Gbps QSFP28 uplinks, enabling seamless migration from traditional 10 GbE infrastructures to full 25 GbE and 100 GbE fabrics.
Model Type: Fixed Data Center Switch (Layer 2/Layer 3)
Category: Cisco Nexus 9300-FX2 Series High-Performance Switch
Key Features
48 × 1/10/25 Gbps SFP28 Downlink Ports – Flexible modular speed support for servers, storage, and aggregation connections.
12 × 40/100 Gbps QSFP28 Uplink Ports – High-bandwidth uplinks ideal for spine connectivity, data center fabrics, and cross-rack aggregation.
Industry-Leading Throughput: Offers up to 4.8 Tbps switching capacity with ultra-low latency performance.
Advanced Forwarding: Handles more than 1.8 billion packets per second (bpps) for demanding traffic loads.
Powerful System Hardware: Includes a 4-core CPU, up to 24 GB system memory, and 128 GB SSD storage for large scale control and telemetry.
Modular Management & I/O: Features 1 × RJ-45 & 1 × SFP+ management port, 1 × USB port, and 1 × RS-232 console port for flexible administration.
High Availability & Power Options: Supports dual hot-swappable power supplies with AC, DC, HVAC/HVDC options.
Flexible Cooling: Five-fan design with configurable port-side intake/exhaust for optimal airflow in rack environments.
Robust Network Scale: Supports large MAC tables, wide IPv4/IPv6 route scales, and advanced virtualization features.
Technical Specs at a Glance
| Specification | Details |
|---|---|
| Ports | 48 × 1/10/25 Gbps SFP28 + 12 × 40/100 Gbps QSFP28 |
| Switching Capacity | ≈ 4.8 Tbps |
| Forwarding Performance | > 1.8 bpps |
| Operating System | Cisco NX-OS / ACI |
| CPU | 4 cores |
| System Memory | Up to 24 GB |
| SSD Storage | 128 GB |
| Buffer Size | 40 MB |
| Management Ports | 1× RJ-45, 1× SFP+, 1× USB, 1× RS-232 |
| Power Supplies | Dual hot-swappable (AC/DC/HVAC/HVDC) |
| Fans | 5 (configurable airflow) |
| Form Factor | 1.2 RU Rackmount |
| MTBF | ~365,610 hours |
Typical Use Cases
Enterprise data center leaf or spine switch deployments
High-performance cloud and virtualized infrastructures
Server farm aggregation with multi-speed connectivity
Large-scale Layer 2/3 campus core fabrics
High-density 25/100 Gbps migration and expansion
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