SanDisk 512GB Ultra USB-A 3.2 Gen 1 Flash Drive

BH #SAUU321AD512 • MFR #SDCZ48-512G-G46
Print
SanDisk 512GB Ultra USB-A 3.2 Gen 1 Flash Drive
Key Features
  • 512GB Capacity
  • Read Speeds up to 130 MB/s
  • Write Speeds up to 40 MB/s
  • USB 2.0 Compatible
The Ultra USB-A 3.2 Gen 1 Flash Drive from SanDisk makes it simple to take all of your files with you on the go. This flash drive features a 512GB storage capacity that is capable of holding a variety of files including movies, videos, photos, music, documents, and more. With a USB-A 3.2 Gen 1 interface that delivers read speeds of up to 130 MB/s and write speeds of up to 40 MB/s, you can plug this flash drive into nearly any Windows, Mac, iOS, or Android device. This flash drive also includes USB 2.0 compatibility and 128-bit encryption software, ensuring the saved data remains secure.
More Details
In Stock
No Store Display
Free 2-Day Shipping
Protect Your Gear
Add a protection plan from $12.99
Ask an Expert
800-606-6969

SanDisk SDCZ48 Overview

The Ultra USB-A 3.2 Gen 1 Flash Drive from SanDisk makes it simple to take all of your files with you on the go. This flash drive features a 512GB storage capacity that is capable of holding a variety of files including movies, videos, photos, music, documents, and more. With a USB-A 3.2 Gen 1 interface that delivers read speeds of up to 130 MB/s and write speeds of up to 40 MB/s, you can plug this flash drive into nearly any Windows, Mac, iOS, or Android device. This flash drive also includes USB 2.0 compatibility and 128-bit encryption software, ensuring the saved data remains secure.

Move Files Quickly
The SanDisk Ultra delivers speeds up to 130 MB/s, letting you transfer large files ten times faster than standard USB 2.0 drives. Save time and move files quickly with this fast, reliable USB-A solution.
High-Capacity Drive Accommodates Large Files
With a 512GB capacity, this flash drive can hold your favorite media and important documents, including high-resolution photos, MP3s, videos, presentations, and graphic files.
Stylish, Portable Design
With its sleek black design, the SanDisk Ultra is as stylish as it is practical. This compact and portable drive can easily travel with you in a pocket or handbag.
Do More with the SanDisk App
The SanDisk app makes file management simple. Backup, browse, and organize your photos, videos, and files effortlessly. Free up space on your computer by transferring content to a SanDisk USB flash drive and restore your data anytime. Stay organized and protected with ease.
UPC: 619659179397

SanDisk SDCZ48 Specs

Key Specs
Total Installed Storage
512 GB
Default OS Support
Universal Computer/Mobile OS Support
System Connection
USB-A 3.0 / 3.1/3.2 Gen 1 Male
Quantity
1
Total Installed Storage
512 GB
Performance
Read Speed
Maximum: 130 MB/s
Write Speed
Maximum: 40 MB/s
Default OS Support
Universal Computer/Mobile OS Support
Encryption Support
Yes: Software-Based
External Enclosure
System Connection
USB-A 3.0 / 3.1/3.2 Gen 1 Male
Security Features
Password Protection
Impact Resistance
No
Environmental Resistance
No
General
Operating Conditions
32 to 113°F / 0 to 45°C
Storage Conditions
14 to 158°F / -10 to 70°C
Dimensions
2.72 x 0.87 x 0.39" / 69.09 x 22.1 x 9.91 mm
Weight
0.3 oz / 8.5 g
Packaging Info
Package Weight
0.04 lb
Box Dimensions (LxWxH)
6 x 3.95 x 0.45"

SanDisk SDCZ48 Reviews

Very Useful

By Bartley
Rated 5 out of 5
Date: 2026-02-13

I used the san disk to create a recovery disk for Win 11 which I do not recommend, (The OS not the san disk)

Excellent Flash Drive

By David
Rated 5 out of 5
Date: 2025-09-11

I have found the Sandisk flash drives to be excellent.

See any errors on this page?

Will this work with MacOS Mojave?

Will this work with MacOS Mojave?
Asked by: Misty
Yes it will work Mac OS Mojava.
Answered by: ilich
Date published: 2020-07-06

Tried using this in my windows 10. When I insert ...

Tried using this in my windows 10. When I insert it, it shows up, but my mouse freezes making it inaccessible. Is there a fix for my problem?
Asked by: Lawrence
Possibly the drive could be corrupted. I would recommend reformatting, and trying again.
Answered by: Darius
Date published: 2021-01-19

Is this 256 gb newest version

Is this 256 gb newest version
Asked by: Alvin
Yes, the SanDisk 256GB Ultra USB 3.0 Flash Drive is the most recent in the line of Sandisk Ultra USB drives.
Answered by: Michael M
Date published: 2024-06-25

question

Anyone used this for Time Machine?
Asked by: Jeff S.
This can be used for Time Machine but, you will have to format it to Mac OS Extended (Journaled).
Answered by: James B.
Date published: 2018-08-26

Connector to transfer photos from iphone 8+

Connector to transfer photos from iphone 8+
Asked by: Ronald
no
Answered by: Greg
Date published: 2020-12-31

Can data recovery be performed on a Sandisk ...

Can data recovery be performed on a Sandisk SDCZ48 Flash Drive? The end that plugs into computer was broken off.
Asked by: Don
Not sure. That issue has never come up for me.
Answered by: Matthew
Date published: 2020-12-20

Is this exfat

Is this exfat
Asked by: Hingwa
This flash drive model is pre-formatted in FAT32 format which works with both the operating systems. You would have to format the drive in exFAT.
Answered by: Nathan F
Date published: 2022-03-20

Can I copy my iTune library onto this flash ...

Can I copy my iTune library onto this flash drive?
Asked by: Peter
Yes, as long as your library is within the 64gb limitation of the flash drive.
Answered by: Darius
Date published: 2021-02-04
  • y_2026, m_6, d_10, h_10CST
  • bvseo_bulk, prod_bvqa, vn_bulk_3.0.46
  • cp_1, bvpage1
  • co_hasquestionsanswers, tq_26
  • loc_en_US, sid_1963534, prod, sort_[SortEntry(order=HAS_STAFF_ANSWERS, direction=DESCENDING)]
  • clientName_bhphotovideo
Whatever You Need, We've Got It