StarTech.com TB310G2

StarTech TB310G2 Thunderbolt 3 to 10Gb Ethernet Adapter

Add a multi-gigabit RJ45 network port to a Thunderbolt 3 or 4 computer, with support for 10G, 5G, 2.5G, 1G and 100Mbps Ethernet.

Up to 10GbEThunderbolt 3/4RJ452-year warranty

StarTech TB310G2 Thunderbolt 3 to 10Gb Ethernet adapter

Up to 10GbE networking

Supports 10G, 5G, 2.5G, 1G and 100Mbps Ethernet network speeds.

Thunderbolt 3/4 host support

Requires a host computer with a Thunderbolt 3 or Thunderbolt 4 port.

Marvell AQC107S networking

Uses the Marvell AQC107S Ethernet controller with Intel Alpine Ridge Thunderbolt connectivity.

Wake-on-LAN and 16K jumbo frames

Supports Wake-on-LAN, full duplex, Auto MDIX and jumbo frames up to 16K.

Bus-powered aluminum design

Operates from Thunderbolt bus power and uses an aluminum chassis for passive cooling.

70 cm Thunderbolt 3 cable included

Includes a detachable certified 27.5 in (70 cm) Thunderbolt 3 cable.

What to know before you buy

USB-C shape is not enoughThe host port must support Thunderbolt 3 or 4; a USB-C port without Thunderbolt support is not sufficient.

OS compatibilityCurrent exact-SKU documentation lists Windows 10/11 and macOS 10.15 through 26.x.

PXE supportThe official specification lists PXE as not supported.

Australian version with official StarTech.com warranty

This item is the Australian version supplied by DeviceDeal and is covered by the official StarTech.com 2 years manufacturer warranty in Australia. Retain your DeviceDeal tax invoice as proof of purchase. Warranty coverage and claims are subject to StarTech.com warranty terms, eligibility requirements and product assessment.

Frequently asked questions

What does the StarTech TB310G2 add to a computer?

It adds one multi-gigabit RJ45 Ethernet port to a compatible Thunderbolt 3 or Thunderbolt 4 computer.

What network speeds does the TB310G2 support?

It supports 10Gbps, 5Gbps, 2.5Gbps, 1Gbps and 100Mbps Ethernet.

Will the TB310G2 work from a standard USB-C port?

Not unless that USB-C port also supports Thunderbolt. StarTech requires a Thunderbolt 3 or Thunderbolt 4 host port.

Which operating systems are supported?

Current exact-SKU documentation lists Windows 10 and 11, plus macOS 10.15 through 26.x.

Does it require a separate power adapter?

No. The TB310G2 is bus powered through the Thunderbolt connection.

Does the adapter support Wake-on-LAN?

Yes. Wake-on-LAN is supported, along with Auto MDIX, full duplex and jumbo frames up to 16K.

What is included in the package?

The package includes the Ethernet network adapter, a 27.5 in (70 cm) Thunderbolt 3 cable and a quick-start guide.

What warranty applies in Australia?

The Australian-version TB310G2 supplied by DeviceDeal is covered by the official StarTech.com 2-year manufacturer warranty in Australia, subject to StarTech.com terms and assessment.

(TB310G2)

Features and highlights

Up to 10GbE networking

Supports 10G, 5G, 2.5G, 1G and 100Mbps Ethernet network speeds.

Thunderbolt 3/4 host support

Requires a host computer with a Thunderbolt 3 or Thunderbolt 4 port.

Marvell AQC107S networking

Uses the Marvell AQC107S Ethernet controller with Intel Alpine Ridge Thunderbolt connectivity.

Wake-on-LAN and 16K jumbo frames

Supports Wake-on-LAN, full duplex, Auto MDIX and jumbo frames up to 16K.

Bus-powered aluminum design

Operates from Thunderbolt bus power and uses an aluminum chassis for passive cooling.

70 cm Thunderbolt 3 cable included

Includes a detachable certified 27.5 in (70 cm) Thunderbolt 3 cable.

Key highlights

Up to 10GbE
Thunderbolt 3/4
RJ45
2 Years warranty

Warranty confidence

Official StarTech.com 2 years manufacturer warranty in Australia for this Australian-version product, subject to StarTech.com terms and assessment.

Specifications

StarTech TB310G2

Hardware

Warranty	2 Years
Ports	1
Bus Type	Thunderbolt 3
Port Style	External Hub
Industry Standards	IEEE 802.3an (10GBASE-T) 802.3bz (5GBASE-T) 802.3bz (2.5GBASE-T) IEEE 802.3ab (1000BASE-T) IEEE 802.3u (100BASE-T)
Chipset ID	Intel - Alpine Ridge JHL6340 Marvell - AQC107S

Performance

Wake On Lan	Yes
Compatible Networks	10 Gbps / 5G / 2.5G / 1G / 100 Mbps
Auto MDIX	Yes
PXE	No
Full Duplex Support	Yes
Jumbo Frame Support	16K max.
Promiscuous Mode	Yes

Connector(s)

External Ports	1 - RJ-45 1 - Thunderbolt 3 USB-C (24-pin) (40Gbps)

Software

OS Compatibility	Windows 10, 11 macOS 10.15 to 26.x

Special Notes / Requirements

System and Cable Requirements	Requires a Thunderbolt 3 or 4 port on the host computer

Indicators

LED Indicators	1 - 10 Gbps Link: Green Solid 1 - 5G/2.5G/1G/100Mbps Link: Orange Solid 1 - Activity: Green Blinking

Power

Power Source	Bus Powered

Environmental

Operating Temperature	10°C to 55°C (50°F to 131°F)
Storage Temperature	10°C to 55°C (50°F to 131°F)
Humidity	20% ~ 80% RH

Physical Characteristics

Color	Space Gray
Form Factor	Separate Cable
Material	Aluminum
Cable Length	27.6 in [700 mm]
Product Length	3.0 in [7.5 cm]
Product Width	4.3 in [10.8 cm]
Product Height	1.1 in [2.9 cm]
Weight of Product	1.1 lb [0.5 kg]

Packaging Information

Package Quantity	1
Package Length	5.4 in [13.7 cm]
Package Width	6.9 in [17.4 cm]
Package Height	3.0 in [7.6 cm]
Shipping (Package) Weight	1.5 lb [0.7 kg]

What's in the Box

Included in Package	1 - Ethernet Network Adapter 1 - 27.5 in (70 cm) Thunderbolt 3 Cable 1 - Quick-Start Guide

SKU	TB310G2
Barcode #	65030897723
Brand	Startech
Shipping Weight	0.6800kg
Shipping Width	0.007m
Shipping Height	0.018m
Shipping Length	0.013m