OWC Thunderbolt 10G Ethernet Adapter

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OWC Thunderbolt 10G Ethernet Adapter

High-Speed Thunderbolt 3 to 10GBASE-T Ethernet Network Adapter for Mac and Windows Systems

Unlock ultra-fast wired networking for Thunderbolt 3-equipped computers with this robust 10 Gigabit Ethernet adapter.

Designed for professionals needing high bandwidth, it delivers real-world transfer speeds exceeding 900MB/s for demanding workflows.

Its rugged, fanless aluminum enclosure ensures silent operation and reliable performance in any environment.

  • Provides 10GbE, 5GbE, 2.5GbE, 1GbE, and 100MbE connectivity via a single RJ45 port.
  • Bus-powered through Thunderbolt 3—no external power supply required.
  • Compatible with macOS 10.13.4+ and Windows 10 64-bit systems.
  • Ideal for video editing, large file transfers, and high-performance network access.

£ 160.95 | £ 193.14 inc VAT

In stock

Category: Ethernet NICs, Thunderbolt Adapters
SKU: OWCTB3ADP10GBE
Brand: OWC

OWC Thunderbolt 10G Ethernet Adapter – Product Overview

The OWC Thunderbolt 10G Ethernet Adapter is engineered to deliver high-speed, wired network connectivity to Thunderbolt 3-enabled Mac and Windows computers.

It is the perfect solution for professionals and power users who require reliable, low-latency access to 10 Gigabit Ethernet networks for tasks such as video editing, large file transfers, and data-intensive workflows.

This compact, bus-powered adapter ensures seamless integration into modern workstations and mobile setups, especially where built-in Ethernet is limited or absent.


High-Performance Networking for Demanding Workflows

With support for 10GbE, 5GbE, 2.5GbE, 1GbE, and 100MbE standards, this adapter enables flexible connectivity across a wide range of network infrastructures.

Real-world transfer speeds over 900MB/s make it ideal for moving massive files, streaming high-resolution video, or accessing network storage with minimal bottlenecks.


Plug-and-Play Simplicity

Setup is straightforward—simply connect the included Thunderbolt 3 cable to your computer and plug into your network.

No external power supply is needed, and driver support is built into modern macOS and Windows operating systems.


Durable, Silent, and Portable Design

The adapter features a rugged aluminum enclosure with a ventilated heatsink design for optimal passive cooling.

Its fanless construction ensures silent operation, making it suitable for noise-sensitive environments like studios and offices.

A protective rubber sleeve enhances durability for portable use.


Broad Compatibility and Future-Proofing

Compatible with Thunderbolt 3-equipped Macs (macOS 10.13.4 or later) and Windows 10 64-bit PCs, the adapter is ready for current and future workflows.

The RJ45 port supports legacy and modern cabling, from Cat 5e to Cat 7, ensuring seamless integration into existing network infrastructures.


Security and Energy Efficiency

A Kensington-compatible lock slot provides physical security for shared or public environments.

IEEE 802.3az support ensures energy-efficient operation, minimizing power consumption and impact on laptop battery life.


Ideal Use Cases

Perfect for creative professionals, IT administrators, and power users who need fast, reliable wired networking for video editing, large file transfers, virtualization, and high-performance computing.

Also well-suited for upgrading desktops or laptops limited to 1GbE or lacking Ethernet ports entirely.

OWC Thunderbolt 10G Ethernet Adapter – Key Features

  • Thunderbolt 3 interface delivers up to 40Gbps bandwidth for maximum network throughput.
  • Supports 10GBASE-T, 5GBASE-T, 2.5GBASE-T, 1000BASE-T, and 100BASE-TX standards via a single RJ45 port.
  • Real-world tested transfer speeds exceeding 900MB/s for large file transfers and video editing.
  • Bus-powered operation—no external power supply required.
  • Fanless, ventilated aluminum heatsink enclosure for silent, cool operation.
  • Durable design with protective rubber sleeve for portable use.
  • Compatible with macOS 10.13.4+ and Windows 10 64-bit systems.
  • Supports up to 100-meter cable runs with Cat 6a for 10GbE connectivity.
  • IEEE 802.3az energy-efficient Ethernet support for reduced power consumption.
  • Kensington-compatible lock slot for physical security.

OWC Thunderbolt 10G Ethernet Adapter – Technical Specifications

Interface (Bus Type)Thunderbolt 3 (USB-C)
Network Port1 x RJ45 (10GBASE-T, 5GBASE-T, 2.5GBASE-T, 1000BASE-T, 100BASE-TX)
Ethernet ControllerAquantia AQC107S
Maximum Data Rate10 Gbps
Supported Ethernet Standards10GBASE-T, 5GBASE-T, 2.5GBASE-T, 1000BASE-T, 100BASE-TX
Backward CompatibilityYes, supports legacy Ethernet standards
Cable CompatibilityCat 5e (2.5G), Cat 6 (5G), Cat 6a (10G), Cat 7
PowerBus-powered via Thunderbolt 3
Enclosure MaterialAluminum with ventilated heatsink
CoolingFanless, passive cooling
SecurityKensington-compatible lock slot
Dimensions (W x D x H)8 cm x 11.3 cm x 2.7 cm
Weight200 g
Operating Temperature0°C to 35°C
OS CompatibilitymacOS 10.13.4 or later, Windows 10 64-bit
Included CableThunderbolt 3 cable (19.6 in / 0.5 m, replaceable)
Warranty1 Year OWC Limited Warranty
Energy EfficiencyIEEE 802.3az support
LED IndicatorsStatus/activity LEDs

OWC Delivery Information

Generally, next working day delivery services (UK Mainland) are available on standard OWC Delivery orders placed before 2 pm (subject to stock availability).

Non-timed deliveries should be delivered between 9 am and 6 pm.

Orders placed after 2 pm on Fridays and weekends will be processed as normal the following Monday.

Orders placed on Bank Holidays will be processed the next working day.

If urgent, please call one of our helpful account managers so they may double check everything for you, enabling you to place your order with confidence.

Please note: these product details are for guide purposes only, and may contain errors.

We always recommend double-checking the product specs and features on the the manufacturer website,  or contact us if unsure before ordering.