Seagate Expansion 20TB External Hard Drive
£612.13 inc VAT
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About This Item
- 20 TB storage capacity
- 3.5″ internal hard drive
- USB 3.2 Gen 1 interface
- Compatible with Windows and Mac
- Desktop form factor, 1.18 kg weight
- External power adapter required
- Black colour finish
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Seagate STKP20000400 | 20 TB Desktop Storage Expansion
The Seagate Expansion STKP20000400 external hard drive 20 TB Black offers massive capacity for users needing to offload or consolidate large media libraries, backups, or project files. With USB 3.2 Gen 1 connectivity and plug-and-play compatibility for both Windows and Mac systems, it delivers straightforward desktop storage expansion without complex setup.
Key Specs
| Metric | Spec |
|---|---|
| Capacity | 20 TB |
| HDD Size | 3.5″ |
| Interface | USB 3.2 Gen 1 |
| Power Supply | External adapter |
| Weight | 1.18 kg |
| Dimensions | 41.9 x 125 x 178.8 mm |
Massive 20 TB capacity for media professionals
This 20 TB drive is ideal for photographers, videographers, and content creators who need to store high-resolution footage, raw image files, or large project archives in one location. The 3.5″ desktop form factor delivers cost-effective storage per gigabyte compared to portable alternatives.
Plug-and-play setup across Windows and Mac
The drive works straight from the box with both Windows and macOS systems, requiring no additional drivers. Simply connect via USB 3.2 Gen 1 and the drive is ready for immediate use, making it suitable for mixed-OS households or cross-platform workflows.
Desktop design with external power for reliability
Unlike bus-powered portable drives, this desktop model uses an external power adapter to ensure consistent performance under heavy workloads. The black chassis design suits professional environments while the 1.18 kg weight keeps it stable on a desk or shelf.
Box contents
- Seagate Expansion STKP20000400 external hard drive
- External power adapter
- USB 3.0 cable
- Quick start guide
Check before you buy
- Confirm your system has a USB 3.0 or higher port for optimal speeds
- Verify you need desktop (AC-powered) rather than portable storage
- Check available desk space for the 178.8 mm x 125 mm footprint
- Confirm your backup or media management software compatibility
Frequently Asked Questions
Q: Does this drive require formatting for Mac use?
A: No, it works with both Windows and Mac out of the box, though reformatting may be needed for Time Machine backup.
Q: Can I use this drive for video editing?
A: Yes, the 20 TB capacity and USB 3.2 Gen 1 speeds suit video storage, though performance depends on your editing software and workflow.
Q: Is this drive portable?
A: No, it’s a desktop model requiring external power, making it better suited for stationary use rather than travel.
Q: What happens if I need more than 20 TB?
A: You can add additional Expansion drives or consider network-attached storage (NAS) solutions for larger setups.
Q: Does it come with backup software?
A: The drive works with Windows Backup and Time Machine on Mac, but specific software isn’t included in the box.
The Consultant’s verdict & warranty
The Seagate Expansion STKP20000400 external hard drive 20 TB Black is the right choice for users who need massive, reliable desktop storage without complexity. Its plug-and-play operation across platforms, combined with cost-effective 3.5″ capacity, makes it ideal for backups, media libraries, and project archives. Covered by the standard Manufacturer Warranty.
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