LaCie Rugged Thunderbolt USB-C User Manual
LaCie Rugged Thunderbolt USB-C User Manual

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Welcome to the user manual for LaCie Rugged Thunderbolt USB-C. You have three options for connecting LaCie Rugged Thunderbolt USB-C to your computer:

  • Thunderbolt
  • USB 3.1 Gen 2 (USB-C)
  • USB 3.0/USB 2.0 (USB Type A)

Additionally, LaCie Rugged Thunderbolt USB-C's casing is lightweight for easy travel and it withstands bumps and drops of up to 2 meters. Professionals and enthusiasts can appreciate LaCie Rugged Thunderbolt USB-C's durability while enjoying high-end performance when connected to a computer with Thunderbolt or USB 3.1 ports.

Review this user manual for instructions how to connect LaCie Rugged Thunderbolt USB-C to your computer. For common questions and answers about your hard drive, please see Frequently asked questions.

You can get the latest tips regarding your product and updated technical information at LaCie customer support.

Box content

  • LaCie Rugged Thunderbolt USB-C
  • USB 3.1 Gen 2 (USB-C) cable
  • USB 3.1 Gen 2 (USB-C)–to–USB 3.0/2.0 (Type A) cable
  • Quick Install Guide
  • Software: LaCie Backup Assistant
  Note: A PDF of this user manual and software utilities are pre-loaded on the drive.
  Important info: Save your packaging. If you experience problems with your hard drive and want to exchange it, the hard drive must be returned in its original packaging.

Minimum system requirements


You can connect your LaCie device to a computer with a Thunderbolt, USB-C, or USB Type-A port.

Operating System

  • macOS® 10.9 or higher
  • Windows® 7 or higher

Minimum free disk space

  • 600MB recommended
  Note: For optimal performance, connect the product to a Thunderbolt or USB 3.1 host port on your computer. Connecting LaCie Rugged Thunderbolt USB-C to a USB 2.0 connection only provides up to 480Mb/s.

Ingress Protection rating

The Ingress Protection (IP) rating is a standard for defining the types of protection supported by equipment and devices. The two-digit code for IP lets users know the conditions that the device can withstand. The two digits are independent, with each number representing a different level of protection.

LaCie Rugged Thunderbolt USB-C is rated IP 54.

  • 5: Protection against dust from entering the device’s internal mechanism.
  • 4: Protection against splashing water from any angle.

LaCie Rugged Thunderbolt USB-C is also protected when it is dropped from heights up to 2 meters / 6.6 feet (in non-operating mode).

  Important info regarding the IP rating and the port cover: LaCie Rugged Thunderbolt USB-C’s IP 54 rating is valid when the cover is securely fastened on the device. You can attach the cover when using the integrated Thunderbolt cable. However, the cover cannot be attached when using the USB port.