Spectrum-2 | 100GbE | 2U | 64× QSFP28 | Cumulus Linux | C2P Airflow
NVIDIA P/N: 920-9N210-00R7-0C0
The NVIDIA Mellanox® MSN3800-CS2RC is a high-density Spectrum-2 based 100GbE Open Ethernet switch designed for enterprise, cloud, AI/ML, and hyperscale data centers.
Featuring 64 QSFP28 ports, dual redundant AC power supplies, and C2P airflow, this switch delivers exceptional throughput, consistent low latency, and advanced telemetry.This model comes pre-installed with Cumulus Linux, providing a modern, programmable, automation-driven NOS ideal for large-scale spine, leaf, and core networks.
📦 Technical Specifications
Model: MSN3800-CS2RC
Part Number: 920-9N210-00R7-0C0
Switch ASIC: NVIDIA Spectrum-2
Ports: 64 × QSFP28 (up to 100GbE each)
CPU: x86 control processor
Operating System: Cumulus Linux (pre-installed)
Airflow: C2P (Connector → Power)
Power Supplies: Dual hot-swap AC (redundant)
Form Factor: 2U standard rackmount
Cooling: High-efficiency directional airflow
Architecture: Open Ethernet
⚙️ Key Features
✅ 64× QSFP28 100GbE high-density switching
✅ Cumulus Linux pre-installed – automation, NetDevOps-ready, EVPN/VXLAN support
✅ Spectrum-2 ASIC: deterministic latency, deep buffers, advanced telemetry
✅ x86 control plane: strong automation & monitoring capabilities
✅ Redundant AC PSUs ensure maximum uptime
✅ C2P airflow ideal for data centers using hot/cold aisle cooling
✅ Energy-efficient performance with reduced power per gigabit
💼 Ideal Applications
🔹 Hyperscale & cloud data centers
🔹 AI/ML compute fabrics
🔹 100GbE leaf/spine deployments
🔹 HPC networking
🔹 Storage fabrics (NVMe-oF, RoCE)
🔹 Large enterprise core switching
🛠 Customer Support & Integration
NOS configuration support (Cumulus Linux)
EVPN/VXLAN deployment guidance
Compatibility validation with DACs, optics & NICs
Full documentation + firmware recommendations
Remote installation assistance upon request
📋 Quality Assurance — TES Certified
Fully refurbished & tested by T.E.S technicians
Thermal, performance, port-throughput & PSU tests
Clean cosmetic condition
Guaranteed compatibility with Mellanox optics & cables
High-resolution unit photos available on request
💳 Payment & Shipping
💳 PayPal • Credit Card • Wire Transfer
📦 8–13 day international shipping (FedEx/TNT)
📦 Professional protective packaging included
↩ 14-day returns accepted (buyer pays return shipping)
⚠️ Customs/taxes are buyer’s responsibility
🤝 Why Buy from T.E.S IT-SOLUTIONS?
T.E.S is a global leader in refurbished Mellanox NVIDIA hardware:
🔸 Spectrum switches: 25G → 400G
🔸 ConnectX NICs: CX-3 → CX-7
🔸 DACs, AOCs, optics: QSFP28/56/DD, OSFP
🔸 Tailored AI/HPC and cloud networking solutions
We provide reliable, cost-efficient, enterprise-grade hardware trusted worldwide.