Seagate Expansion STKP12000400 external hard drive 12 TB 3.5″ 3.2 Gen 1 (3.1 Gen 1) Black
- Capacity
- 12 TB
- Depth
- 125 mm
- Wi-Fi
- N
- Width
- 41.9 mm
- Height
- 178.75 mm
- Weight
- 1176 g
- Drive form factor
- 3.5
- User guide
- Y
- Bus powered
- N
Overview
Seagate Expansion desktop drive, add-on storage for your PC and Mac
The Seagate Expansion desktop drive provides extra storage for your ever-growing collection of files. Instantly add space for more files, consolidate all of your files to a single location, or free up space on your computer’s internal drive to help improve performance.
Setup is straightforward; simply plug in the included power supply and USB cable, and you are ready to go. It is automatically recognized by the Windows® or Mac operating system, so there is no software to install and nothing to configure. Saving files is easy too—just drag-and-drop.
Take advantage of the fast data transfer speeds with the USB 3.0 interface by connecting to a USB 3.0 port.
Plus, Seagate Expansion comes with Rescue Data Recovery Services for additional peace of mind.
Hardware Compatibility
Hardware Quest Open-DBPhysical clearance, socket pinout, and chipset validation are continuously indexed from verified hardware specifications. Complete dimensions and socket pairing rules will display here once verified.
Technical Specifications
Showing 22 key specifications of 22
All values come from this product’s catalog record.- Capacity
- 12 TB
- Depth
- 125 mm
- Wi-Fi
- No
- Width
- 41.9 mm
- Height
- 178.75 mm
- Weight
- 1176 g
- Drive form factor
- 3.5
- User guide
- Yes
- Bus powered
- No
- USB version
- 3.2 Gen 1 (3.1 Gen 1)
- Ethernet LAN
- No
- Colour
- Black
- Included cables
- USB
- External power adapter
- Yes
- Thunderbolt technology
- No
- macOS versions supported
- Mac OS X 10.12 Sierra,Mac OS X 10.13 High Sierra,Mac OS X 10.14 Mojave,Mac OS X 10.15 Catalina,Mac OS X 10.15.3 Catalina
- Windows versions supported
- Windows 10
- Package depth
- 77 mm
- Package width
- 212 mm
- Package height
- 218 mm
- Package weight
- 1342 g
- Customs (HS) code
- 84717050
Market Value History
Price history table
| Date | Price |
|---|---|
| 2025-02-06 | $209.00 |
| 2025-02-11 | $211.95 |
| 2025-02-19 | $209.00 |
| 2025-02-26 | $200.40 |
| 2025-03-03 | $208.37 |
| 2025-03-17 | $205.00 |
| 2025-03-24 | $269.00 |
| 2025-04-01 | $229.99 |
| 2025-04-10 | $257.99 |
| 2025-04-15 | $249.99 |
| 2025-04-22 | $260.00 |
| 2025-04-28 | $260.00 |
| 2025-05-06 | $249.99 |
| 2025-05-12 | $249.99 |
| 2025-05-19 | $219.00 |
| 2025-05-27 | $205.00 |
| 2025-08-07 | $209.00 |
| 2025-09-06 | $211.95 |
| 2025-09-18 | $269.95 |
| 2025-09-22 | $211.70 |
| 2025-09-29 | $247.82 |
| 2025-10-07 | $229.99 |
| 2025-10-14 | $209.00 |
| 2025-10-20 | $229.99 |
| 2025-10-31 | $229.99 |
| 2025-11-10 | $249.99 |
| 2025-11-17 | $209.00 |
| 2025-11-24 | $209.00 |
| 2025-12-01 | $249.99 |
| 2025-12-10 | $255.99 |
| 2025-12-19 | $235.99 |
| 2025-12-31 | $249.99 |
| 2026-01-08 | $289.95 |
| 2026-01-12 | $279.00 |
| 2026-01-23 | $279.99 |
| 2026-01-26 | $261.99 |
| 2026-02-06 | $289.99 |
| 2026-02-10 | $288.73 |
| 2026-02-17 | $275.79 |
| 2026-02-23 | $299.99 |
| 2026-03-02 | $299.00 |
| 2026-03-09 | $309.00 |
| 2026-03-16 | $309.00 |
| 2026-03-24 | $329.00 |
| 2026-04-01 | $307.00 |
| 2026-04-07 | $339.00 |
| 2026-04-13 | $479.53 |
| 2026-04-20 | $368.65 |
| 2026-04-27 | $413.79 |
| 2026-05-04 | $404.99 |
| 2026-05-11 | $389.98 |
| 2026-05-18 | $389.98 |
| 2026-05-27 | $399.29 |
| 2026-06-01 | $387.59 |
| 2026-06-08 | $379.00 |
| 2026-06-16 | $389.00 |
| 2026-06-23 | $404.99 |
| 2026-07-08 | $421.80 |
| 2026-07-13 | $421.80 |
| 2026-08-27 | $493.07 |
Customer Reviews & Feedback
Based on 1,775 verified customer reviews on Amazon US.
Review Verification
Hardware Quest synchronizes these ratings daily with Amazon to reflect real buyer experiences, build quality, and long-term reliability.
Sources
Product lifecycle
Status uncertainAvailable catalog signals are incomplete, so current lifecycle status cannot be confirmed.
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