WD My Passport Ultra (WDBFTM0040BSL-WESN) is a compact, stylish 4 TB portable hard drive designed for users who want secure and fast data storage. The casing combines metal and plastic, giving it an attractive appearance and protecting it from everyday wear and tear. The drive uses USB 3.2 Gen 1 (5 Gb/s) via a USB-C interface and includes a USB-A to micro-B adapter, ensuring broad compatibility with a wide range of devices. It offers plug-and-play operation on Windows and macOS (after possible reformatting). Protection is provided by built-in 256-bit AES hardware encryption – password protection is enabled via WD Discovery software. Dimensions of approximately 110 × 81 × 21 mm and a weight of around 230 g make it convenient to use. It is suitable for backing up, transferring projects, photos, and videos both at home and on the go.
Specifications:
Model: WDBFTM0040BSL-WESN
Capacity: 4 TB
Form factor: 2.5″ HDD
Interface: USB 3.2 Gen 1 (USB-C + USB-A adapter)
Sequential transfer: up to 5 Gb/s
Rotational speed: 5400 rpm
Cache: 256 MB
Encryption: 256-bit AES, password protection
Dimensions (L × W × H): approx. 110 × 81 × 21 mm
Weight: approx. 230 g
Compatibility: Windows 10+, macOS (after reformatting), Linux
Package contents: external drive, USB‑C to micro‑B cable + USB‑A adapter Official manufacturer website: https://www.westerndigital.com/en-ap/products/portable-drives/wd-my-passport-ultra-usb-c-hdd?sku=WDBFTM0040BSL-WESN
