LaCie 2Big Dock Thunderbolt 3

LaCie 2Big Dock Thunderbolt 3

  • More Than Storage
  • Shocking speeds up to 440 MB/s
  • Dual Thunderbolt 3 ports for 4K workflows Innovative design with RAID for reliability
  • USB 3.0 for PC and Mac® compatibility

design by neil poulton

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Product Overview

The LaCie 2big Dock delivers everything you expect from our products — high capacity, lighting-fast speeds, and enterprise-class drives — but it’s more than that. Port by port, slot by slot, we designed a powerful docking station that streamlines your creative space. Powered by a single cable, the LaCie 2big Dock simplifies and centralises your desktop by directly connecting to your laptop and other devices.

Product Features

  • SD/CompactFlash Card Slots: Directly ingest files from memory cards onto LaCie 2big Dock and quickly import photos into Adobe® Lightroom® or Premiere Pro®.
  • USB 3.0 Hub: Charge your phone or connect a shuttle drive or digital camera to offload footage or files.
  • Dual Thunderbolt 3 Ports: Power your laptop while simultaneously daisy chaining up to 5 additional LaCie 2big drives or other storage solutions.
  • DisplayPort: Connect to high-resolution 720p to 1080p or 4K displays.
  • USB 3.1 Port: Universal compatibility with USB-C and USB 3.0 computers via the included adaptor cable.

Delivering Robust Performance

With enough capacity for a massive raw-file library and Thunderbolt 3 transfer speeds, the LaCie 2big Dock is built to keep you creating.


Storage type: HDD (Enterprise class)


2x Thunderbolt 3

1x USB 3.1

1x Display Port

1x USB 3.0 (Type A)

1x SD Card

1x CF Card

Max Speed: 440 MB/s

Internal Storage Media:

2big Dock Thunderbolt 3:

2 × 7200-RPM Seagate IronWolf® Pro enterprise-class hard drives

Interface Transfer Rates

Thunderbolt 3: 40Gb/s

Thunderbolt 2: 20Gb/s

USB-C: 5Gb/s

USB 3.0: 5Gb/s

Interface Technology

Thunderbolt 3: Bi-directional, dual protocol, and supports dual 4K displays or one 5K display.


Preconfigured HFS+ RAID 0

Hardware RAID 0/1/JBOD


Aluminum enclosure with improved internal heat dissipation

Thermoregulated Noctua® cooling fan: effective and whisper-quiet cooling

Additional Features

System monitoring and email alerts for failure and warning events

Front-facing drive status LEDs

Minimum System Requirements

Thunderbolt 3: Computer with USB-C (Thunderbolt 3 or USB-C) or USB Type-A port

Operating system

Thunderbolt 3: Latest version of macOS® 10.12 and later / Windows® 10 or later required

USB 3.0: Windows 7, Windows 8, or Mac OS X 10.6 or later


Intego® Backup Manager Pro for Mac

Genie® Backup Manager Pro for PC

LaCie RAID Manager (provides system monitoring and email alerts for temperature or RAID events)

Additional information

Weight 11 kg
Dimensions 37 × 31 × 26 cm
HDD Size

8TB, 16TB, 20TB, 28TB, 32TB

Minimum System Requirements

  • Computer with a ThunderboltTM 3, Thunderbolt 2 (using the Apple Thunderbolt 2 adaptor, sold separately), USB-C, USB 3.0, Thunderbolt, or USB 2.0 port 
  • Thunderbolt 3: Latest version of Mac OS® 10.12 or later / Latest version of Windows 10 or later
  • USB 3.1: Latest version of Mac OS 10.9 or later required / Latest version of Windows 8 or later required for USB 3.1
  • Minimum free disk space: 600 MB recommended

What's Included

  • LaCie® 2big Dock Thunderbolt 3 
  • Thunderbolt 3 cable (USB-C compatible) 
  • USB 3.0 adaptor (USB 2.0 compatible) 
  • External power supply
  • Quick Installation Guide


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