Designed for storage-intensive and pro-grade applications like audio/video editing or digital photography, the space gray 18TB G-DRIVE PRO External HDD from SanDisk Professional features an Ultrastar Enterprise-class hard drive with a capacity of 18TB encased within a durable aluminum enclosure. This 7200 rpm drive connects to your host system using either Thunderbolt 3 or USB-C 3.2 Gen 1. One of the Thunderbolt 3 ports may also be used to daisy-chain up to 5 additional devices. All in all, the G-DRIVE PRO delivers read speeds of up to 260 MB/s and write speeds of up to 260 MB/s.

SanDisk Professional's G-DRIVE PRO comes preformatted APFS for macOS 10.12 and later and is Time Machine compatible, but may be used with Windows 10 and later after a simple reformat. For simple connectivity to your host system, Thunderbolt 3 and USB-C to USB-A cables are included. Also included is an AC adapter and a power cable.

High-Speed Data Transfers
Quickly move all your HD photos and 4K footage so you can spend less time waiting and more time creating with high-speed data transfers, with read speeds of up to 260 MB/s and write speeds of up to 260 MB/s using the Thunderbolt 3 or 5 Gb/s USB Type-C ports.

Daisy-Chaining for up to 5 Additional Devices
With dual Thunderbolt 3 ports, you can conveniently daisy chain up to five additional devices, keeping you connected to multiple drives, 4K displays, and more through a single connection to your computer.

Aluminum Enclosure
With an anodized aluminum enclosure, the G-DRIVE PRO pairs with your computer and gives you durable strength.

Enterprise-Class 7200 rpm Ultrastar Drive
For all your demanding workloads and mission-critical content, you can rely on the power and enhanced reliability of the enterprise-class Ultrastar 7200 rpm HDD.

Mac Ready, Apple Time Machine Compatible
Ready to go for Mac computers and Apple Time Machine backup right out of the box. Easily reformat for Windows and Windows Backup.