🌟 NVIDIA Mellanox® MSN2740-CB2R1C Spectrum™ 100GbE 1U Open Ethernet Switch | 32× QSFP28 | Cumulus Linux
The NVIDIA Mellanox® MSN2740-CB2R1C is a powerful Spectrum™-based 100GbE Open Ethernet switch designed for modern enterprise, AI/ML, cloud, and hyperscale data-center deployments.
Equipped with 32× QSFP28 100GbE ports, Cumulus Linux OS, dual redundant AC PSUs, and C2P airflow, it offers high-performance switching, open networking flexibility, and reliable 24/7 operation.
Built on Mellanox’s Spectrum™ ASIC, the switch ensures deterministic low latency, zero packet loss architecture, and seamless integration into high-throughput fabrics.
📦 Technical Specifications
Model: MSN2740-CB2R1C
Part Number: 920-9N110-00R7-0C1
Switch Type: Spectrum™-based Open Ethernet
Ethernet Speed: 100GbE
Ports: 32 × QSFP28
Operating System: Cumulus Linux (pre-installed)
CPU: x86 control processor
Airflow: C2P (Connector → Power)
Power Supplies: 2 × AC hot-swappable (redundant)
Form Factor: 1U Rackmount
Depth: Short-depth chassis
Rail Kit: Not included
Compliance: RoHS6
Convertible / Rebrandable Into:
MSN2740-CB2F1O • MSN2740-CB2F1C • MSN2740-CB2R1 • MSN2740-CB2R10 • MSN2740-CB2R1C
⚙️ Key Features
✅ 100GbE high-performance switching across 32 QSFP28 ports
✅ Spectrum™ ASIC → predictable latency & full line-rate performance
✅ Cumulus Linux OS → automation, programmability, and open networking
✅ C2P airflow → optimized for front-to-back datacenter cooling
✅ Dual redundant AC PSUs for uninterrupted uptime
✅ x86 CPU for robust control-plane operations
✅ Ideal for open networking, SONiC/Cumulus deployments, and scalable cloud fabrics
💼 Ideal Applications
🔹 100GbE spine/leaf architectures
🔹 Hyperscale & enterprise data centers
🔹 AI/ML GPU cluster networks
🔹 HPC fabrics & low-latency compute grids
🔹 Telecom & carrier-grade environments
🔹 Open networking infrastructures (Cumulus, SONiC, Onyx, ONIE)
📋 Quality Assurance (TES Certified)
✔ Fully tested: PSU redundancy, port integrity, thermal performance
✔ Professionally refurbished → minimal cosmetic wear
✔ Cumulus Linux validated and boot-tested
✔ Guaranteed compatibility with Mellanox/NVIDIA DACs, AOCs, optics
✔ High-resolution photos available upon request
💳 Payment & Shipping
💳 PayPal • Wire Transfer • Credit Card
📦 FedEx/TNT Worldwide (8–13 days)
📦 Secure anti-static packaging
↩ 14-day return policy (buyer pays return shipping)
⚠ Customs and import duties are buyer’s responsibility
🏆 Why Buy from T.E.S IT-SOLUTIONS?
We are a global leader in refurbished Mellanox/NVIDIA datacenter hardware:
🔸 Spectrum™ & Quantum™ Switches (25G–400G)
🔸 ConnectX® NICs (Cx-3 → Cx-7, up to 400Gb/s)
🔸 DACs, AOCs, OSFP, QSFP28/56/112 optics
🔸 Compatibility advice • Fabric design • Technical support
Enterprise quality. Tested hardware. Global delivery.