StarTech.com Thunderbolt 3 to Ethernet Adapter, 10GbE, Multi-Gigabit Thunderbolt 3 to RJ45 Network Adapter, TB3/TB4 10GbE NIC

StarTech.com Thunderbolt 3 to Ethernet Adapter, 10GbE, Multi-Gigabit Thunderbolt 3 to RJ45 Network Adapter, TB3/TB4 10GbE NIC

  • $ 236.99

We currently have 128 in stock.
SKU: MPN: TB310G2 UPC:
Product Description

This Thunderbolt to Ethernet 10G adapter is a robust and durable solution for IT professionals looking to add an RJ45 port to their Thunderbolt-enabled computer. This adapter supports multi-gigabit speeds, including 10/5/2.5/1Gb/s and 100Mb/s Base-T speeds. In addition, 10GBASE-T and 5GBASE-T/2.5GBASE-T (NBASE-T) capabilities ensure compatibility with the latest network switches and access points.

10GbE Network Speeds

A Thunderbolt 3 to RJ45 is the ideal accessory for bandwidth-intensive tasks, server maintenance, high-performance storage, or streaming online content. The adapter is powered by the Marvell AQC107S, providing high-speed 10GbE speeds and supports plug-and-play in Windows and macOS for straightforward deployment.

Quiet and Compact Design

This Thunderbolt 3 NIC is a portable and convenient peripheral for on-the-go users with a footprint of just 4.27x2.9x1.14in (108.5x75x29.1mm). The aluminum chassis utilizes passive cooling for noiseless operation. Activity and computer link LEDs provide status at a glance. The Thunderbolt to NIC adapter includes a certified 27.5in (70cm) Thunderbolt 3 cable, which ensures maximum performance on Thunderbolt 3 and 4 computers. This TAA-compliant Thunderbolt 3 NIC is backed for two years, including free lifetime 24/5 multi-lingual technical assistance.


  • CONNECTIVITY TOOLS: Optimize the performance and security of this Thunderbolt to Gigabit Ethernet Adapter, using the included MAC Address Changer, USB Event Monitoring, Windows Layout & Wi-Fi Auto Switch utilities (available for download)
  • PORTABLE AND DURABLE: Bus-powered Thunderbolt 3 (TB3) 10G Network Adapter features a compact and portable form factor; Durable all-aluminum chassis acts as a heatsink, for silent passive cooling
  • USER FRIENDLY: Included detachable and certified 27.5in (70cm) Thunderbolt 3 cable ensures reliable network performance; Simplify deployment, installation, and maintenance with features such as Wake-on-LAN, Status LEDs, Autonegotiation, and NBASE-T support
  • FULL 10G PERFORMANCE: Leverage the high-speed capabilities of Thunderbolt 3 to attain speeds of up to 10GbE, using this Thunderbolt to Ethernet NIC Adapter; Marvel AQC107S chipset facilitates plug and play (PnP) support on Windows and macOS
  • THUNDERBOLT 3 TO ETHERNET ADAPTER: Thunderbolt Ethernet Adapter adds one multi-Gigabit RJ45 port to a Thunderbolt 3/4 enabled computer enabling connection to 1G, 2.5G, 5G, and 10G networks

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This Thunderbolt to Ethernet 10G adapter is a robust and durable solution for IT professionals looking to add an RJ45 port to their Thunderbolt-enabled computer. This adapter supports multi-gigabit speeds, including 10/5/2.5/1Gb/s and 100Mb/s Base-T speeds. In addition, 10GBASE-T and 5GBASE-T/2.5GBASE-T (NBASE-T) capabilities ensure compatibility with the latest network switches and access points.

10GbE Network Speeds

A Thunderbolt 3 to RJ45 is the ideal accessory for bandwidth-intensive tasks, server maintenance, high-performance storage, or streaming online content. The adapter is powered by the Marvell AQC107S, providing high-speed 10GbE speeds and supports plug-and-play in Windows and macOS for straightforward deployment.

Quiet and Compact Design

This Thunderbolt 3 NIC is a portable and convenient peripheral for on-the-go users with a footprint of just 4.27x2.9x1.14in (108.5x75x29.1mm). The aluminum chassis utilizes passive cooling for noiseless operation. Activity and computer link LEDs provide status at a glance. The Thunderbolt to NIC adapter includes a certified 27.5in (70cm) Thunderbolt 3 cable, which ensures maximum performance on Thunderbolt 3 and 4 computers. This TAA-compliant Thunderbolt 3 NIC is backed for two years, including free lifetime 24/5 multi-lingual technical assistance.


  • CONNECTIVITY TOOLS: Optimize the performance and security of this Thunderbolt to Gigabit Ethernet Adapter, using the included MAC Address Changer, USB Event Monitoring, Windows Layout & Wi-Fi Auto Switch utilities (available for download)
  • PORTABLE AND DURABLE: Bus-powered Thunderbolt 3 (TB3) 10G Network Adapter features a compact and portable form factor; Durable all-aluminum chassis acts as a heatsink, for silent passive cooling
  • USER FRIENDLY: Included detachable and certified 27.5in (70cm) Thunderbolt 3 cable ensures reliable network performance; Simplify deployment, installation, and maintenance with features such as Wake-on-LAN, Status LEDs, Autonegotiation, and NBASE-T support
  • FULL 10G PERFORMANCE: Leverage the high-speed capabilities of Thunderbolt 3 to attain speeds of up to 10GbE, using this Thunderbolt to Ethernet NIC Adapter; Marvel AQC107S chipset facilitates plug and play (PnP) support on Windows and macOS
  • THUNDERBOLT 3 TO ETHERNET ADAPTER: Thunderbolt Ethernet Adapter adds one multi-Gigabit RJ45 port to a Thunderbolt 3/4 enabled computer enabling connection to 1G, 2.5G, 5G, and 10G networks