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LaCie 2Big Dock Thunderbolt 3 20TB Free Shipping!

LaCie 2Big Dock Thunderbolt 3 20TB

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Mfr PN: STGB20000400
Our PN: LACN5190441
Manufacturer: LaCie
Platform(s): Mac & Win

Availability: Usually ships in 2-business days or less.

List Price:$1,059.00

You Save: $60.05 (6%)


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Quick Overview

20TB, 2BIG Dock, RAID, Thunderbolt 3 and USB-C, 7200RPM, Enterprise



Manufacturer Part Number: STGB20000400

More Than Storage
If you think outside of the box, so should your storage. The LaCie 2big Dock delivers everything you expect from our productshigh capacity, lighting-fast speeds, and enterprise-class drivesbut its more than that. Port by port, slot by slot, we designed a powerful docking station that gives back to you everything that modern laptops took away.

The result: a creative space thats entirely streamlined.

NEW! Now includes DATA RECOVERY for the full amount of the warranty (1 instance per drive)


Up to 20TB of capacity
Transfer speeds of up to 450MB/s
Dual Thunderbolt 3 ports for 4K workflows
SD and CF card slots
USB 3.0 hub
Power delivery for laptop charge
USB 3.1 port for compatibility with USB-C and USB 3.0 (adapter included)
7200RPM/64MB cache (or greater) hard drives
IronWolf Pro enterprise-class drives
Innovative design with 2-bay RAID for reliability
LaCie RAID Manager software
5-year limited warranty

Its the Heartbeat of Your Workflow
A workflow should do just thatflow. The LaCie 2big Dock simplifies and centralizes your desktop by connecting your laptop to all of your peripherals via a single cable.

USB 3.0 Hub
Via the front-facing hub, charge your phone or connect a shuttle drive or digital camera to offload footage or files.

SD and CF Card Slots
Directly ingest files from your drone, DSLR, GoPro, and other devices with the front-facing memory card slots.

CF/SD cards sold separately.

Dual Thunderbolt 3 Ports
Power your laptop while simultaneously daisy chaining up to 5 additional LaCie 2big drives or other Thunderbolt or USB-C solutions.

Connect to high-resolution 720-1080p and 4K displays.

USB 3.1 Port
Universal compatibility with USB-C and USB 3.0 computers via the included adapter cable.

Delivering Robust Performance
With up to 20TB of capacity for a massive raw-file library and Thunderbolt 3 transfer speeds of up to 440MB/s, the LaCie 2big Dock is built to keep you creating.

Compatible with Thunderbolt and Thunderbolt 2 (Mac only)
Macs with Thunderbolt and Thunderbolt 2 ports can experience high-end transfer rates with LaCie Thunderbolt 3 professional solutions. Apples Thunderbolt 3 (USB-C) to Thunderbolt 2 Adapter (sold separately) provides easy connection between LaCie Thunderbolt 3 solutions and Macs with earlier generations of Thunderbolt technology.*

*The Mac must be running macOS Sierra 10.12 or later and transfer rates are based upon the speed of the connection, up to 10Gb/s for Thunderbolt and up to 20Gb/s for Thunderbolt 2. For details and potential restrictions, see Apple Support

Tough. Ready. Scalable.
Designed with the creative professional in mind, the LaCie 2big Dock features Seagate IronWolf Pro drives and RAID optimization for superior power management and reliability. Learn more

Thanks to the LaCie RAID Manager, you can easily monitor your systems health with audible alarm and email alerts in the case of failure and warning events. Download LaCie Raid Manager

And for added peace of mind, a 5-year limited warranty is included on your system.

Included Items

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


  • Computer with a Thunderbolt 3, Thunderbolt 2 (using the Apple Thunderbolt 2 adapter, sold separately), USB-C, USB 3.0, Thunderbolt, or USB 2.0 port
  • Thunderbolt 2: Latest version of Windows 7, Windows 8 / Mac OS X 10.12 or later
  • USB 3.0: Windows 7, Windows 8, or Mac OS X 10.6 or later
  • Minimum free disk space: 600 MB recommended


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