The Seagate STNB8000400 is an 8TB desktop external hard drive from the Seagate One Touch family. Designed for convenient everyday storage, it provides additional space for documents, photographs, videos, projects, and backup files. Its space grey enclosure and USB-C connectivity make it suitable for home, office, and general desktop storage setups.
The drive uses a single-cable, bus-powered design, helping reduce cable clutter. It works with compatible Windows and macOS systems, although certain applications, operating systems, and computer configurations may require additional setup. The device requires a USB-C port capable of supplying at least 15W of power and a compatible USB-C data connection.
Key Features
- 8TB storage capacity: Provides substantial space for personal files, work documents, media collections, and backups.
- USB-C connectivity: Connects to compatible computers through a single USB-C cable.
- Bus-powered operation: Designed to draw power through a suitable USB-C connection without a separate power adapter.
- Windows and macOS compatibility: Works with most compatible Windows and Mac computers; reformatting is required for Apple Time Machine use.
- Backup software support: Seagate Toolkit provides supported backup and file-management functions.
Recommended Applications
- Desktop and laptop file storage
- Personal and business document backups
- Photo, video, and media libraries
- Additional storage for work projects and creative files
- General-purpose external data storage and file transfers
Technical Specifications
| Brand | Seagate |
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| Model Number / MPN | STNB8000400 |
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| Product Family | One Touch Desktop |
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| Product Type | External desktop hard disk drive |
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| Storage Capacity | 8TB |
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| Connection Interface | USB-C |
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| Power Source | Bus-powered USB-C connection |
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| Required USB-C Power Delivery | 15W or higher |
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| Colour | Space Grey |
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| Dimensions (L × W × D) | 186.80 × 40.30 × 131.70mm |
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| Weight | Approximately 1.124kg |
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| Operating System Compatibility | Most compatible Windows and macOS systems |
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| Backup Software | Seagate Toolkit |
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| Time Machine Compatibility | Reformatting required |
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| Included Cable | 0.5m USB-C cable, according to Seagate's product listing |
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| Limited Warranty | Region-dependent; Seagate's US listing specifies 2 years |
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| Rescue Data Recovery Services | Listed for eligible offerings; regional availability and terms apply |
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Compatibility and Setup
The STNB8000400 is an external USB-C storage device rather than an internal SATA or SAS drive. Check that your computer's USB-C port supports the required power output of at least 15W and compatible data connectivity. A USB-C connector alone does not guarantee sufficient power or full compatibility.
The drive is compatible with most Windows and macOS systems. Reformatting is required for use with Apple Time Machine. Operating system support can vary by computer configuration, and Seagate Toolkit is not compatible with ChromeOS according to the manufacturer's product information.
Frequently Asked Questions
1. What is the storage capacity of the Seagate STNB8000400?
The drive has a nominal capacity of 8TB. The capacity available for files may be lower after formatting and due to differences in how operating systems calculate storage.
2. Is the STNB8000400 an internal or external hard drive?
It is a complete desktop external hard drive with a USB-C connection, not an internal SATA or SAS drive.
3. Does this drive require a separate power adapter?
It is designed for bus-powered operation through USB-C. The connected port must supply at least 15W for the drive to operate properly.
4. Is it compatible with Windows and Mac?
Yes, Seagate lists compatibility with most Windows and macOS systems. Reformatting is required for use with Time Machine, and compatibility depends on the host computer and operating system.
5. Is a USB-C cable included?
Seagate's product listing specifies a 0.5m USB-C cable, along with the One Touch drive, Toolkit software, and a quick-start guide. Confirm the contents for the particular unit being sold.
6. What warranty and data recovery coverage are available?
Warranty and Rescue Data Recovery Services depend on the region and product offering. Seagate's US listing specifies a two-year limited warranty and two years of Rescue Data Recovery Services. Verify eligibility and coverage for the specific unit before purchasing.
DC Supplies Product Note
Before ordering, confirm the exact model number, storage capacity, physical condition, USB-C power requirements, and included accessories. Warranty coverage and any data recovery services should be verified for the specific unit offered by DC Supplies.
