SanDisk Ultra 512GB USB 3.0 Flash Drive (SDCZ48-512G-G46) – Up to 130MB/s Read

Half a terabyte of USB 3.0 storage for backups and media libraries.

The SanDisk Ultra 512GB USB 3.0 flash drive offers large, affordable storage for home and office users. It reads at up to 130MB/s, works in USB 3.0 and USB 2.0 ports, and includes SecureAccess software for password-protected folders, making it suitable for backups, media, and file sharing.

Why USB 3.0 Matters for Everyday Storage

Many users still carry USB 2.0 drives that read at around 30MB/s or less. Opening large files or copying a photo library from them takes a long time.

The SanDisk Ultra USB 3.0 512GB drive reads at up to 130MB/s over USB 3.0, several times faster than USB 2.0 drives, and it remains backward compatible with USB 2.0 ports.

At 512GB, it can hold an entire photo library, a large music collection, or regular backups of documents from several computers.

Everyday Backup and File Sharing

Use it for weekly document backups, media for TVs and car stereos that read USB storage, or sharing files between home and office computers.

Large Media Library on One Drive

Many smart TVs, media players, and car stereos can play media from USB storage, and 512GB holds a sizeable collection of movies and music.

Format the drive as exFAT for compatibility with large media files.

How to Use the SanDisk Ultra 512GB USB Drive

1. Plug the drive into a USB Type-A port, ideally a USB 3.x port (often marked blue or SS) for full speed.
2. Open the drive in File Explorer or Finder and drag files to copy them.
3. To store files larger than 4GB, back up any data and reformat the drive as exFAT.
4. Eject the drive in your operating system before unplugging it to avoid data corruption.