Western Digital My Book Duo 20TB 3.5" Desktop external HDD, Black
Key Specifications
Choose one or multiple features to search for items that have the same specifications.| Hard drive | |
| Drive capacity | 20 TB |
| Interface | USB 3.1 |
| HDD speed | 7200 RPM |
| System requirements | |
| Mac compatibility | ![]() |
| Windows operating systems supported | ![]() |
| Mac operating systems supported | ![]() |
| Ports & interfaces | |
| Ethernet LAN | ![]() |
| USB connector type | USB Type-C, USB Type-A |
| Wi-Fi | ![]() |
| USB connectivity | ![]() |
| Thunderbolt technology | ![]() |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 2 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 1 |
| Weight & dimensions | |
| Weight | 2.38 kg |
| Height | 180 mm |
| Width | 100 mm |
| Depth | 160 mm |
| Energy management | |
| USB powered | ![]() |
| External power adapter | ![]() |
| Operational conditions | |
| Storage temperature (T-T) | -20 - 60 °C |
| Operating temperature (T-T) | 5 - 35 °C |
| Storage | |
| RAID levels | 0, 1 |
| Number of storage drives supported | 2 |
| Storage drives installed | ![]() |
| Maximum supported storage capacity | 20 TB |
| Number of storage drives installed | 2 |
| Installed storage drive type | HDD |
| Supported storage drive types | HDD |
| Total installed storage capacity | 20 TB |
| Packaging data | |
| Package weight | 3.44 kg |
| Package depth | 230 mm |
| Package height | 162 mm |
| Package width | 295 mm |
| Security | |
| Fingerprint reader | ![]() |
| Password protection | ![]() |
| Packaging content | |
| Cables included | USB |
| Other features | |
| Connectivity technology | Wired |
| USB required | ![]() |
| Design | |
| Chassis type | Desktop |
| Cable lock slot | ![]() |
| Product colour | Black |
| Device class | Home & Home Office |
| Features | |
| Plug and Play | ![]() |
| Product colour | Black |
| Windows operating systems supported | Windows Vista, Windows 7, Windows 8, Windows 10 |
| Mac operating systems supported | Mac OS X |
| Logistics data | |
| Harmonized System (HS) code | 84717020 |
| EAN | 0718037856704 |
| Warranty | 1 year |
The Western Digital My Book Duo is a desktop external hard drive configured as a RAID array. It provides a centralized storage solution for large file archives and system backups. The enclosure is designed for stationary setups and relies on an external power adapter rather than drawing power from the host computer.
The unit supports both RAID 0 and RAID 1 configurations. RAID 0 maximizes performance for large file transfers, while RAID 1 mirrors data across the drives to protect against hardware failure. Integrated hardware-based password protection is also included to help secure your files against unauthorized access.
The drive uses a wired interface to connect to host systems, offering plug-and-play functionality for easy setup. It operates reliably in indoor environments with temperatures ranging from 5°C to 35°C. The system is designed for high-volume media transfers and sits securely on any standard desk.
Key Features:- 20 TB total storage capacity
- Two 3.5-inch 7200 RPM hard drives
- USB 3.1 interface
- 2,320 Mbps maximum data transfer rate
- Compatible with Windows Vista, 7, 8, 10, and Mac OS X
- USB-C to USB-C and USB-C to USB-A cables included
- Black finish
- Dimensions: 100 x 160 x 180 mm (W x D x H)
- Total weight: 2,380 g
Estimated delivery: 01.06
Today: 10:00 - 18:00
Estimated delivery: 01.06
Today: 09:00 - 17:00
Estimated delivery: 01.06
Today: 10:00 - 17:00
Estimated delivery: 01.06
Today: 10:00 - 18:00
Estimated delivery: 01.06
Today: 10:00 - 17:00
Estimated delivery time: 01.06
Estimated delivery time: 01.06
Estimated delivery time: 02.06
Estimated delivery time: 02.06
Estimated delivery time: 02.06
Estimated delivery time: 01.06
Estimated delivery time: 01.06
Estimated delivery time: 02.06
- manual pdf (English)
- leaflet (English)


