NVIDIAMSN3420-CB2FC

Spectrum-2 60-Port 25/100GbE Managed Ethernet Switch

The NVIDIAMellanox MSN3420-CB2FC is a Spectrum-2 based 1U Managed Ethernet Switch designed for data centers demanding high-throughput, low-latency performance. With 60 ports supporting 25GbE and 100GbE speeds, it enables flexible, open-networking infrastructure for enterprise and cloud applications.

Features

Built on the advanced Spectrum-2 ASIC, the MSN3420-CB2FC offers 48 × 25GbE SFP28 and 12 × 100GbE QSFP28 ports in a compact 1U form factor. Designed for leaf/spine and top-of-rack roles, it delivers up to 4.8 Tbps of non-blocking throughput and deep packet inspection for data-intensive workloads.

Advanced Options

It runs the open Cumulus Linux network OS, enabling integration into modern DevOps-driven infrastructures. Rich telemetry, automation-ready features, and built-in programmability make this switch suitable for hyperscale environments and enterprise cloud networks seeking scalability and control.

Product Key Features

• • 60-port high-performance switch with 48× SFP28 + 12× QSFP28

  • Supports 25GbE and 100GbE speeds for scalable deployments

  • Spectrum-2 ASIC delivers ultra-low latency and deep packet buffering

  • Cumulus Linux OS for open networking and automation

  • Ideal for leaf-and-spine data center architectures

  • Enterprise-grade security, QoS, and telemetry features built-in

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Reliability & Performance

The Spectrum-2 architecture ensures ultra-low latency, even under full load, with minimal jitter and superior buffering. This model supports secure boot, hardware-level encryption, and flexible QoS policies. Hot-swappable dual power supplies and fans ensure high availability, while full telemetry enables real-time diagnostics and optimization.

Key Features :

• • 48 × 25GbE SFP28 and 12 × 100GbE QSFP28 ports

  • Built on NVIDIAMellanox Spectrum-2 ASIC

  • Up to 4.8 Tbps switching capacity

  • 1U rackmount form factor

  • Cumulus Linux pre-installed for open networking

  • Advanced telemetry, monitoring, and automation support

  • Hot-swappable dual power supply units and fans

  • Layer 2/3 switching with full support for IPv4/IPv6

  • Secure Boot and hardware-based encryption

  • Ideal for data centers, cloud networks, and enterprise cores

Specification	Details
Model Number	MSN3420-CB2FC
Series	Mellanox Spectrum-2
Switching Capacity	Up to 4.8 Tbps Managed Ethernet Switch
Port Configuration	48 × SFP28 (25GbE), 12 × QSFP28 (100GbE)
Form Factor	1U Rackmount
Operating System	Cumulus Linux
Latency	Sub-microsecond (Spectrum-2 optimized)
Power Supply	Dual, hot-swappable redundant PSUs
Cooling	Hot-swappable fan modules
Management	CLI, SNMP, REST API, automation tools
Dimensions	~43.8 × 43.6 × 4.4 cm
Weight	~8-10 kg