OWC Thunderbolt 4 10G Network Adapter

Support Manual

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Introduction

1.1 System Requirements (CONFIRM COMPATIBILITY)

Operating System & Hardware

  • Works with any Thunderbolt 3 and later | USB4 equipped:
    • Mac: macOS 12.x or later
      • Intel Mac systems require macOS 15.x or later
    • PC: Windows 11 or later

Network Connections:

  • 10GbE, 5GbE, 2.5GbE, 1GbE & 100MbE

Required Drivers:

1.2 Package Contents

  • (1) OWC Thunderbolt 4 10G Network Adapter
  • (1) 0.3M (12") Thunderbolt Cable

1.3 Front Overview (UPDATE WITH IMAGES)

A. (1) Link LED IndicatorNetwork Connection = Solid Blue

B. (1) Thunderbolt 4 Port - Attach the included data cable.

C. (1) 10Gb Network Port - Connect to desired network using a Cat ethernet cable

Getting Started

2.1 Device Setup (UPDATE THIS SECTION WITH IMAGES)

1. Connect the included 0.7M (28") Thunderbolt Cable to the Thunderbolt 4 port on the OWC Thunderbolt 4 10G Network Adapter. Connect the other end of the cable into a compatible host.

2. Connect a Cat ethernet cable to the 10Gb Network port on the OWC Thunderbolt 4 10G Network Adapter. Connect the other end of the cable into a desired network host.

Device Management

3.1 Windows Driver Instructions

The OWC Thunderbolt 4 10G Network Adapter requires a driver to work properly with Windows or Linux.

  1. Downloaded the required driver by visiting: www.marvell.com/support/downloads.html#
  2. Filter the available drivers by selecting the following for the available sections:
    • Category: Marvell Public Drivers
    • Platform: Windows or Linux
    • Part Number: AQC113
  3. Locate and download the appropriate "Marvell AQtion Driver" from the listed available options.
    • NOTE: The "Marvell AQtion Firmware Updater Utility" is not required and should not be downloaded.
  4. Access the downloaded driver folder and launch the Marvell AQtion Installer.

3.2 Usage Notes

  • High quality Cat-6A Ethernet cable is recommended for distances up to 100m. At shorter distances, it’s possible to use cables of lower grade (e.g. Cat-6 for 10G or Cat-5e for 5G up to 55m).

Support Resources

4.1 Troubleshooting

  • Verify the Thunderbolt 4 cable is securely connected between the OWC Thunderbolt 4 10G Network Adapter and host.
  • Connect the OWC Thunderbolt 4 10G Network Adapter and host with a different Thunderbolt 4 cable.
  • Connect the OWC Thunderbolt 4 10G Network Adapter to a different host.
  • Connect the OWC Thunderbolt 4 10G Network Adapter and network host with a different Cat cable.
  • Confirm the network host is activity providing a connection.
  • We are very sorry If issues continue to occur. Please know that OWC support is here to help. Contact information for our support can be found in section 4.4 "Contacting Support". Please have your serial number ready which is located on the bottom of the OWC Thunderbolt 4 10G Network Adapter and printed on the original packaging.

4.2 Online Resources

  • OWC Thunderbolt 4 10G Network Adapter Product Page
  • OWC Thunderbolt 4 10G Network Adapter Support Guide Page

4.3 About Data Backup

To ensure that your files are protected and to prevent data loss, we strongly suggest that you keep two copies of your data on either your internal drive or another storage medium, such as an optical backup, or on another external storage unit. Any data loss or corruption while using the OWC Thunderbolt 4 10G Network Adapter is the sole responsibility of the user, and under no circumstances may OWC, its parents, partners, affiliates, officers, employees, or agents be held liable for loss of the use of data including compensation of any kind or recovery of the data.

4.4 Contacting Support

4.5 About This Manual

The images and descriptions may vary slightly between this manual and the unit shipped. Functions and features may change depending on the firmware version. The latest product details and warranty information can be found on the product web page. OWC’s Limited Warranty is not transferable and

General Use Precautions

  • To avoid damage, do not expose the device to temperatures outside the following ranges:
    • Environmental (Operating)
      • Temperature (ºF): 41º — 95º
      • Temperature (ºC): 5º — 35º
    • Environmental (Non-Operating)
      • Temperature (ºF): -4º — 140º
      • Temperature (ºC): -20º — 60º
  • Always unplug the device from the electrical outlet if there is a risk of lightning or if it will be unused for an extended period-of-time. Otherwise, there is an increased risk of electrical shock, short-circuiting, or fire.
  • Protect your device from excessive exposure to dust during use or storage. Dust can build up inside the device, increasing the risk of electrical shock, short-circuiting, or fire.

Safety Precautions

  • Use proper anti-static precautions when handling this device. Failure to do so can increase the risk of electrical shock or short-circuiting.
  • Never expose your device to rain, or use it near water, or in damp wet conditions. Never place objects containing liquids on the device, as they may spill everywhere and into the openings. This will increase the risk of electrical shock, short-circuiting, fire, or personal injury.
  • To avoid any risk of electrical shock, short-circuiting, fire, or dangerous emissions, never insert any metallic object into the device.
  • Please cease use of the device and contact OWC Support if it appears to be malfunctioning.

Terms & Conditions of Sale

Warranty

OWC’s products are subject to OWC’s Terms & Conditions of Sale located at Terms of Sale or other applicable terms. The OWC Express 1M2 comes with a 3-Year Limited Warranty when sold with drives, and a 2-Year Limited Warranty when sold without drives. Additional warranty information can be viewed by visiting Hardware Warranties.

Changes

The material in this document is for information purposes only and subject to change without notice. While reasonable efforts have been made in the preparation of this document to assure its accuracy, OWC, its parent, partners, affiliates, officers, employees, and agents assume no liability resulting from errors or omissions in this document, or from the use of the information contained herein. OWC reserves the right to make changes or revisions in the product design or the product manual without reservation and without obligation to notify any person of such revisions and changes.

FCC Statement

Warning! Modifications not authorized by the manufacturer may void the user’s authority to operate this device.
NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference with radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

  • Reorient or relocate the receiving antenna.
  • Increase the separation between the equipment and receiver.
  • Connect the equipment to an outlet on a circuit different from that to which the receiver is connected.

Copyrights and Trademarks

No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording or otherwise, without the prior written consent of OWC.

© 2025 Other World Computing, Inc. All rights reserved. Express, OWC, and the OWC logo are trademarks of New Concepts Development Corporation, registered in the U.S. and/or other countries. Mac and macOS are trademarks of Apple Inc., registered in the U.S. and other countries. Thunderbolt and the Thunderbolt logo are trademarks of Intel Corporation in the U.S. and/or other countries. Other marks may be the trademark or registered trademark property of their owners.

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