NVIDIA Mellanox SN3700C 32-Port 100GbE QSFP28 Spectrum-2 Switch MSN3700-CS2FO - Refurbished

Save up to 70% on the NVIDIA Mellanox SN3700C (MSN3700-CS2FO) with Reef Telecom's industry-leading 10-year warranty — over 3x longer than any competitor. This professionally refurbished Spectrum-2 switch delivers 32 ports of 100GbE QSFP28 connectivity with 6.4 Tbps of non-blocking throughput in a compact 1RU form factor.

Deployment Flexibility

Deploy as a 32x100G spine for east-west data center traffic, or use breakout cables to create 128x25GbE ports for ultra-dense leaf connectivity. Each QSFP28 port supports 1G, 10G, 25G, 40G, 50G, or 100G speeds, giving you maximum investment protection as your infrastructure evolves.

Technical Specifications

• 32x QSFP28 ports supporting 1/10/25/40/50/100GbE
• 6.4 Tbps total switching capacity
• 4.76 Bpps forwarding rate
• Breakout to 128x 10/25GbE with splitter cables
• Spectrum-2 ASIC with consistent low latency (~425ns)
• 42 MB shared packet buffer with predictive congestion control
• 512K shared forwarding entries (ACL, routes, MAC, ECMP)
• Layer 3 routing: BGP, OSPF, VXLAN, segment routing
• RoCEv2 support for RDMA over Ethernet
• What Just Happened (WJH) hardware-accelerated telemetry
• Dual redundant hot-swappable AC power supplies
• Integrated x86 CPU (2.20 GHz) for management
• 1RU form factor: 16.9" W x 22.4" D
• P2C (port-to-cooling) airflow configuration

Compatibility

• NVIDIA Onyx, Cumulus Linux, SONiC, ONIE-based OS
• Spine switch in leaf-spine architectures
• High-density 25G leaf for server connectivity
• AI/ML training clusters and HCI deployments
• Storage clusters with native RoCE acceleration

What's Included

• NVIDIA Mellanox SN3700C switch (MSN3700-CS2FO)
• Dual redundant AC power supplies
• Rail kit included
• Professionally tested and certified to like-new condition

Backed by Reef Telecom's 10-year warranty and expert technical support. Professional installation and configuration services available. Breakout cables sold separately.