StarTech.com USB4 to Ethernet Adapter, 10GbE, Multi-Gigabit, Thunderbolt Compatible, 10GBASE-T/5G/2.5G NIC, 10G Ethernet Adapter, 0.5m USB4 Cable, Win/Mac, TAA. Connectivity technology: Wired, Host interface: USB, Interface: Ethernet. Maximum data transfer rate: 40000 Mbit/s. Product colour: Grey

Easily speed up your workflow with 10GbE, the fastest copper speeds available, through a simple USB4 or Thunderbolt connection.

This high-performance 10G Ethernet adapter is a robust and durable solution for IT professionals looking to add an RJ45 port to a USB-C enabled computer. It supports multi-gigabit speeds, including 10/5/2.5/1Gbps and 100Mbps Base-T. Additionally, 10GBASE-T and 5GBASE-T/2.5GBASE-T (NBASE-T) capabilities ensure compatibility with modern network switches and access points.

10GbE Network Speeds

Ideal for bandwidth-intensive tasks, server maintenance, high-performance storage, or streaming, this adapter is powered by the Marvell AQC107S chipset. It delivers reliable 10GbE performance and supports plug-and-play installation in Windows and macOS environments.

Quiet and Compact Design

Compact and travel-ready, this adapter measures just 4.27x2.9x1.14in (108.5x75x29mm). The aluminum chassis supports passive cooling for silent operation. Built-in LEDs indicate activity and link status at a glance.

Included Accessories

A detachable 19.6in (50cm) USB-C cable is included to support flexible installation and maintain consistent performance across compatible USB-C and Thunderbolt 4 ports.

This TAA-compliant 10G Ethernet adapter is backed for two years and includes free lifetime 24/5 multilingual technical support.

Note: Requires PCIe tunneling and may not work on all USB-C systems; USB-only mode is not supported.