LaCie 2big Dock HDD - Thunderbolt 3 / USB-C

SKU: STLG16000400


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.


  • Features up to 40TB of 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
  • Backed by industry-leading 5-year limited warranty with Rescue Data Recovery Services plan
  • 1-month complimentary membership to Adobe Creative Cloud All Apps plan


  • 16TB    (STLG16000400)
  • 20TB    (STLG20000400)
  • 28TB    (STLG28000400)
  • 32TB    (STLG32000400)
  • 36TB    (STLG36000400)
  • 40TB    (STLG40000400)

What's Included

  • LaCie 2Big Dock Thunderbolt 3
  • Thunderbolt 3 & USB-C cable
  • External power supply
  • Rescue Data Recovery Services
  • Quick Install GuideLaCie Logo

LaCie 2big Dock HDD Data Sheet

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