4th of July Appliances Sale.Free delivery. Ends 7/8. Terms apply.Shop now

Skip to contentGo to Product Search
Main Content

Customer Ratings & Reviews

No content
  • Front. SanDisk - Ultra 512GB USB 3.0 Flash Drive - Black.
  • Alt View 11. SanDisk - Ultra 512GB USB 3.0 Flash Drive - Black.
  • Alt View 13. SanDisk - Ultra 512GB USB 3.0 Flash Drive - Black.
  • Alt View 14. SanDisk - Ultra 512GB USB 3.0 Flash Drive - Black.
  • Alt View 15. SanDisk - Ultra 512GB USB 3.0 Flash Drive - Black.
  • Transfer speeds up to 10x faster than standard USB 2.0 drives. SanDisk USB 3.0. USB 3.0 port required. Based on internal testing; performance may be lower depending on host device. 1MB=1,000,000 bytes.
  • Based on 1.2GB MPEG-4 video transfer with USB 3.0 host device. Results may vary based on host device, file attributes and other factors. Transfer a movie in less than 40 seconds.
  • Compatible with USB 3.0 and backward-compatible with USB 2.0.
  • RescuePRO Deluxe Software is an easy file recovery tool that can help you recover lost or deleted files with ease. The software is designed to recover files from various sources, including hard drives, memory cards, and USB drives. RescuePRO Deluxe is a powerful tool that can recover files even after a system crash, virus attack, or accidental deletion. With its user-friendly interface and advanced recovery algorithms, RescuePRO Deluxe is the perfect solution for anyone who needs to recover lost files.
  • Ultra USB3.0 Flash Drive - Product Overview Video video 0 minutes 41 seconds
  • SanDisk Ultra Flash Drive - 360 View Video video 0 minutes 06 seconds

SANDISK - Ultra 512GB USB 3.0 Flash Drive - Black

Model:
SDCZ48-512G-A46
SKU:
12301531
Highly rated by customers for:
$145.14

Customer reviews

Rating 4.8 out of 5 stars with 1318 reviews

Rating Filter

Rating by feature

  • Value

    Rating 4.7 out of 5 stars

  • Quality

    Rating 4.8 out of 5 stars

  • Ease of Use

    Rating 4.8 out of 5 stars

Pros mentioned filter

Cons mentioned filter

97%would recommend to a friend
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Page 49 Showing 961-980 of 1,318 reviews
  • Pros mentioned:
    Storage capacity

    Thumb

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Very Good Thumbdrive to get the storage needed quickly

    This review is from SANDISK - Ultra 512GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance

    Student

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Worked for my nephew Worked for my nephew Worked for my nephew

    This review is from SANDISK - Ultra 512GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance

    Flash Drive

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    LOVE IT!! LOVE IT!! LOVE IT!! LOVE IT!! LOVE IT!!!

    This review is from SANDISK - Ultra 512GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Storage capacity

    As expected

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    It works as expected. There is not too much else to say about a flash drive.

    This review is from SANDISK - Ultra 512GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Good buy

    |
    |
    Posted . Owned for 2 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Excellent flash drive. Excellent value.Easy to us e.

    This review is from SANDISK - Ultra 512GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend

  • SandDisk USB flash Drive..

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    SandDisk USB Flash Drive at a good price during a sale..

    This review is from SANDISK - Ultra 512GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend

  • School

    |
    |
    Posted . Owned for 2 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    It work great with laptop and desktop. I use it for school

    This review is from SANDISK - Ultra 512GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance

    USB

    |
    |
    Posted . Owned for 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Love it love it love it love it love it love it love

    This review is from SANDISK - Ultra 512GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend

  • Flash Drive

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    The flash drive we needed for the transfer of the files from our old computer to the new one.

    This review is from SANDISK - Ultra 512GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Speed

    Mucho capacity

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Works great. Will allow me to consolidate files from smaller usb sticks.

    This review is from SANDISK - Ultra 512GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend

  • SanDisk equals quality…so far…so good

    |
    |
    Posted . Owned for 3 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Very good flash drive at a good sale price. I trust SanDisk. They haven’t let me down yet

    This review is from SANDISK - Ultra 512GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend

  • Karen

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Store my hard drive as a back up Great Price! Thanks!

    This review is from SANDISK - Ultra 512GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance

    Great flash drive!

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    San Disk makes a great flash drive. Great quality!

    This review is from SANDISK - Ultra 512GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance

    As Advertised

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Does what it's supposed to do. No complaints, would buy again.

    This review is from SANDISK - Ultra 512GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Storage capacity

    Safe backup

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Able to carry a large amount of files with me easily.

    This review is from SANDISK - Ultra 512GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Storage capacity

    Disk drive

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I like I have downloaded all my pictures and videos on it

    This review is from SANDISK - Ultra 512GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Storage capacity

    GREAT BUY!!

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Excellent price, very pleased with this!! It definitely holds a lot!!

    This review is from SANDISK - Ultra 512GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    SanDisk Flash Drive

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    It performs just like advertised!!! Very easy to use!!!

    This review is from SANDISK - Ultra 512GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Speed

    Fast and reliable.

    |
    |
    Posted . Owned for less than 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Fast and reliable memory stick. Feels flimsy though.

    This review is from SANDISK - Ultra 512GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Storage capacity

    Quality product

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great thumb drive with plenty of storage to keep files on as a back up.

    This review is from SANDISK - Ultra 512GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
Page 49, Showing 961-980 of 1,318 reviews
Sign in or Create Account

Get the latest deals and more.

Best Buy appLearn more
Share on YouTubeShare on InstagramShare on TikTokShare on FacebookShare on PinterestShare on X
Best Buy Canada
AccessibilityTerms & ConditionsPrivacyInterest-Based AdsState Privacy RightsHealth Data PrivacyDo Not Sell/Share My Personal InformationLimit Use of My Sensitive Personal InformationTargeted Advertising Opt OutCA Supply Chain Transparency Act
In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.