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LaCie 2big Dock STLG20000400 - hard drive array
Hard drive array
20 TB
2 bays (SATA-600)
HDD 10 TB x 2
Thunderbolt 4, USB 3.2 Gen 2 (external)
with 5 years Rescue Data Recovery Service Plan
Weight: 4.56 KG
- Features with massive capacity and speeds of up to 550MB/s
- Stay connected with CFexpress B, CFast 2.0, and SD card slots, a USB 3.2 Type A hub port, and a DisplayPort 1.4
- Dual Thunderbolt 3 ports daisy chain up to 5 devices
- Easily configure RAID 0/1 optimal system performance and data redundancy
- Works with Windows, iPad USB-C, and Mac
- Connect or charge USB devices with the front USB 3.2 Gen 2 Type A hub port
- Thunderbolt and DisplayPort 1.4 allow you to connect two 4k monitors or one 8k monitor
- Equipped with hot-swappable IronWolf Pro enterprise-class drives for ultimate reliability
Sales & Technical Enquiries
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Product Summary
Perfect for PC, iPad USB-C, and MAC - LaCie 2big Dock Thunderbolt 3 is a desktop RAID that comes loaded with massive storage and speeds up to 550MB/s. Compatible with USB4, USB 3.2, USB 3.0, and Thunderbolt 4, the dual Thunderbolt 3 ports can daisy chain up to five Thunderbolt devices. Plus, it comes with hot-swappable IronWolf Pro enterprise-class drives for long-term performance.
Main Specifications
- Built-in Devices
- SD card reader, CFast 2.0 card reader, CFexpress Type B card reader, status LED
- Storage Controller
- RAID (SATA 6Gb/s) - RAID 0, 1, JBOD
- Hard Drive
- 2 x 10 TB HDD SATA 6Gb/s HFS+ formatted, RAID 0 - factory configured, Enterprise Class, 24x7 availability - Seagate
- OS Required
- Apple macOS 10.14.x or later, Apple iPadOS 14 or later
- Dimensions (WxDxH)
- 11.8 cm x 21.7 cm x 9.33 cm
- Weight
- 3.782 kg
- Manufacturer Warranty
- 5-year warranty
- Bundled Services
- 5 years Rescue Data Recovery Service Plan
- Product Description
- LaCie 2big Dock STLG20000400 - hard drive array
- Device Type
- Hard drive array
- Colour
- Black
- Total Array Capacity
- 20 TB
- Interface
- Thunderbolt 4, USB 3.2 Gen 2
- Installed Devices / Modules Qty
- 2 (installed) / 2 (max)
- Supported Drives
- SATA-600
- Localisation
- Worldwide
Associated Documents
Product Features
Equipped with Thunderbolt 3 and USB 3. 2 Gen 2 interfaces, the LaCie 2big Dock offers high-speed connections to a variety of devices, ensuring efficient data transfer and flexibility for creative professionals.
The built-in CFast 2. 0, CFexpress Type-B, and SD card readers provide convenient access to essential media, making it easier to transfer files directly from a wide range of memory cards.
With a total array capacity of 20 TB and support for RAID 0, RAID 1, and JBOD configurations, users can optimize their storage for speed, data redundancy, or a combination of both, according to their needs.
An aluminum enclosure not only gives the LaCie 2big Dock a sleek, professional appearance but also acts as a heat sink, complemented by a built-in cooling fan to maintain optimal operating temperatures.
The ability to daisy chain multiple devices through the Thunderbolt 3 port simplifies the workspace setup and enhances productivity, allowing for a streamlined connection of additional external drives and peripherals.
Extended Specification

Disclaimers
- Actual configuration might differ from illustration



