NVIDIA Spectrum SN1900
Brand: NVIDIA | Category: Network Switches
SKU: SN1900-4S | Part #: SN1900-4S | MPN: SN1900-4S
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About the NVIDIA Spectrum SN1900
The NVIDIA Spectrum SN1900 from NVIDIA is enterprise-grade Network Switches hardware built for data centers. It features 100GbE interface, 800GbE speed. The NVIDIA Spectrum SN1900 is a fixed-configuration, 1U top-of-rack Ethernet switch built on NVIDIA's Spectrum-1 ASIC, delivering high-throughput, low-latency switching for modern data center environments. The platform supports 18 ports of 100GbE via QSFP28 interfaces, with the ability to break out to 40GbE or 25GbE/10GbE using appropriate cables and transceivers, providing flexible connectivity options for spine-leaf and traditional three-tier network architectures. Available in brand new condition. NVIDIA network switches products are trusted by enterprises and data centers worldwide. Available from Omnixon Global. Contact our sales team to request a quote.
Technical Specifications
| Brand | NVIDIA |
| Category | Network Switches |
| SKU | SN1900-4S |
| Part Number | SN1900-4S |
| Condition | New |
| Interface | 100GbE |
| Speed | 800GbE |
| Manufacturer Part Number | SN1900-4S |
| Series | Spectrum |
| ASIC | NVIDIA Spectrum-1 |
| Form Factor | 1U fixed-configuration |
| Total Ports | 18 x QSFP28 |
| Native Port Speed | 100GbE per port |
| Breakout Support | 40GbE, 25GbE, 10GbE via QSFP28 breakout cables |
| Switching Capacity | 3.6 Tbps |
| Forwarding Rate | Up to 1.5 Bpps |
| Latency | Sub-microsecond cut-through switching |
| Supported Network OS | NVIDIA Onyx (MLNX-OS), Cumulus Linux |
| Layer 2 Protocols | VLAN, STP/RSTP/MSTP, LACP, LLDP, DCBX, PFC |
| Layer 3 Protocols | BGP, OSPF, ECMP, VXLAN, EVPN, IPv4, IPv6 |
| Management Interfaces | 1 x RJ-45 out-of-band management, USB, RS-232 console |
| Power Supply | Redundant hot-swappable PSUs |
| Fan Configuration | Hot-swappable, front-to-back or back-to-front airflow options |
| Operating Temperature | 0°C to 40°C |
| Regulatory Compliance | CE, FCC, UL, RoHS |
Frequently Asked Questions about NVIDIA Spectrum SN1900
What does the NVIDIA Spectrum SN1900 do?
The NVIDIA Spectrum SN1900 is enterprise networking hardware for data-center, campus, and branch deployments. Common roles include core/distribution switching, server uplinks, top-of-rack fabric, and edge connectivity in mixed Cisco/Juniper/Arista environments.
What are the headline specs of the NVIDIA Spectrum SN1900?
Key specifications for the NVIDIA Spectrum SN1900: new condition; network type Ethernet Switch; network port config 8x 800GbE OSFP; network speed 800GbE; network switching capacity 6.4 Tbps; network forwarding rate 4.76 Bpps; network power consumption 190W. Manufacturer part number SN1900-4S. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.
Is the NVIDIA Spectrum SN1900 compatible with my infrastructure?
The NVIDIA Spectrum SN1900 interoperates with standard switching protocols (LACP, MLAG/VPC, 802.1Q, OSPF/BGP). For specific cross-vendor scenarios — Cisco-to-Arista MLAG peering, fabric integration with Cumulus/SONiC, or migration from legacy Catalyst — our network engineers map a compatibility plan as part of the RFQ.