NEW Cisco N3K-C31108TC-V 48x 10GB Copper 6x 100GB QSFP28 B-F Airflow Switch

The Cisco N3K-C31108TC-V is a Nexus 3100-V VXLAN-capable switch with 48x 10GBASE-T copper ports and six 100 Gigabit QSFP28 uplinks (each also 40GB or 4x 10GB). It suits top-of-rack and aggregation roles in data center and campus networks. This unit is the back-to-front (port-side exhaust) airflow version: cooling air enters at the fan and power supply side and leaves at the port side.

Capacity is 2.16 Tbps with a 1.2 Bpps forwarding rate, a 16 MB shared packet buffer, and a 288,000-entry MAC address table. Latency runs approximately 650 ns nominal. The switch carries 16 GB DRAM and 64 GB SSD.

Fans and power supplies are hot-swappable and redundant, and every module in one chassis must share the same airflow direction. Fan choices are the NXA-FAN-30CFM-F (port-side exhaust) or NXA-FAN-30CFM-B (port-side intake). Power supply choices are the NXA-PAC-650W-PE AC and NXA-PDC-930W-PE DC (port-side exhaust) - NXA-PAC-650W-PI AC and NXA-PDC-930W-PI DC (port-side intake).

A tested seller refurbished N3K-C31108TC-V is also available at a lower price. For fiber and DAC cabling, the Nexus 31108PC-V is the SFP+ version of this switch.

This switch is new and covered by the NetworkTigers one-year warranty. The original packaging may have been opened to inspect the contents.