Seagate One Touch STNB20000400 External Hard Drive

20 TB · Portable

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Capacity 20 TB
Type Portable

Seagate One Touch STNB20000400 External Hard Drive is a 20 TB portable hard drive powered over USB. Good for backups and big files; for games and editing an SSD is much faster. It came out in 2026.

Released: 2026-01-07

Specifications

Key specs

Capacity: 20 TB
Type: Portable
Released: 2026-01-07
Part number: STNB20000400
EAN / UPC: 8719706045926

Hard drive

HDD capacity: 20 TB

Ports & interfaces

USB connector: USB Type-C

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Features

Product colour: Grey
Windows operating systems supported: Yes
Mac operating systems supported: Yes

Power

Bus powered: USB
Power consumption (typical): 15 W

Weight & dimensions

Width: 186.8 mm
Depth: 131.7 mm
Height: 40.3 mm
Weight: 1.12 kg

Check the manufacturer's page before buying.

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About this product

One Touch desktop external hard drive Get in touch with total storage freedom. Revolutionize your workflows with game-changing convenience and ease. High-capacity with bus-powered single-cable USB-C connectivity, One Touch delivers a fuss-free, clutter-free backup experience that lets you work anywhere, anytime. Built to perform with exceptional reliability and smart software, it’s a value-packed solution that’s multi-platform compatible, ideal for everyday use or protecting long-term data. On-the-go connectivity. Off-the-wall innovation. The high-capacity, bus-powered drive for effortless convenience. No wall warts Work freely with its bus-powered USB-C. No wall outlet required. Big on space More storage space than standard portable drives to store everything. Reliable backup Safeguard assignments, projects, or sensitive files with trusted performance. Fuss-free. Clutter-free. One port, one cord, quick connect. Plug in, let’s go Back up, copy, and store files with simple drag-and-drop ease. Cross-platform ready Works with Windows and Mac so your storage fits into any workflow.

User manual (PDF) · Datasheet (PDF)