N3K C3172TQ XL 48x10G + 6x40G Nexus Data Center Switch original new in stock
Product Summary
The Cisco N3K-C3172TQ-XL is a high-performance 10/40 Gigabit Ethernet switch from the Nexus 3000 series, designed for top-of-rack (ToR) data center deployments. It delivers ultra-low latency, high-density, and comprehensive Layer 2 and Layer 3 features, making it ideal for high-frequency trading, cloud-scale applications, and next-generation data center networks.
Product Description
The Cisco Nexus N3K-C3172TQ-XL is a 1RU fixed switch that offers 48 SFP+ ports for 1/10-Gigabit Ethernet and 6 QSFP+ uplinks supporting 40-Gigabit Ethernet, or breakout to 4x10-Gigabit Ethernet per port. It is part of the extended XL series, offering larger system buffer and support for higher scale features including VXLAN and extensive L2/L3 routing protocols.
With enhanced visibility, programmability, and automation support, the N3K-C3172TQ-XL is optimized for high-bandwidth, low-latency environments. It is commonly deployed in financial trading, cloud service providers, and enterprises building scalable data center fabrics.
Key Features
48 x 10G SFP+ ports + 6 x 40G QSFP+ uplink ports
Layer 2 and Layer 3 switching with low latency (sub-microsecond)
High-performance fabric ideal for ToR data center deployments
Support for VXLAN, EVPN, and OpenFlow
Buffer size: 16MB shared buffer (XL model)
Forwarding capacity: 1.4 Tbps
Supports Cisco NX-OS and programmable APIs
Hot-swappable dual power supplies and fans
Product Specifications Table
| Specification | Detail |
| Model Number | N3K-C3172TQ-XL |
| Ports | 48 x 1/10G SFP+ and 6 x 40G QSFP+ |
| Throughput | Up to 1.4 Tbps |
| Form Factor | 1RU, fixed-configuration |
| Buffer Size | 16 MB (extended XL model) |
| Software | Cisco NX-OS |
| Management | CLI, SNMP, REST API, PTP |
| Layer Support | Layer 2 and Layer 3 |
| Redundancy | Dual redundant power supplies and fans (hot-swappable) |
| VXLAN/EVPN Support | Yes |
Similar Models Comparison Table
| Model | Ports | Buffer Size | Throughput | VXLAN Support | Use Case |
| N3K-C3172TQ-XL | 48 x 10G + 6 x 40G | 16 MB | 1.4 Tbps | Yes | High-frequency trading, Cloud |
| N3K-C3172PQ-XL | 48 x 10G + 6 x 40G | 16 MB | 1.4 Tbps | Yes | Performance-intensive workloads |
| N3K-C3172TQ-10GT | 48 x 10GBASE-T + 6 x 40G | 16 MB | 1.4 Tbps | Yes | Copper-based 10G infrastructure |
| N3K-C3064PQ-10GE | 48 x 10G + 4 x 40G | 9 MB | 1.28 Tbps | No | Legacy 10G top-of-rack use |
