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SP128GBUF3B21V1K

Silicon Power Blaze B21 128Gb USB 3.2 Gen 1 Flash Drive

Silicon Power - Silicon Power Blaze B21 128Gb USB 3.2 Gen 1 Flash Drive
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SP128GBUF3B21V1K Silicon Power Blaze B21 128Gb USB 3.2 Gen 1 Flash Drive Image 2
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Specials
Prices, images and descriptions are for reference purposes only & may change without prior notice. PLEASE RELY ON ABOVE DESCRIPTIONS AND NOT ON IMAGES. SP128GBUF3B21V1K Silicon Power Blaze B21 128Gb USB 3.2 Gen 1 Flash Drive is available from Laptop Direct and it is sold as new from our Flash / Thumb drives range of products. For reference purposes, the price of R353 is valid 2026-10-09, and while stocks last, may be valid until . The price displayed is a guide for reference purposes only, and may change without prior notice. Reference prices are an invitation for potential buyers to make an offer to purchase, which we may reject without reason. A quote with final pricing is sent before a purchase can be made. T&C's apply. E&OE. Laptop Direct. You are looking at products found in the Flash / Thumb drives category.
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Specification for the entire series

Important information: Kindly note that specifications differ between models. Features, options and accessories displayed below this paragraph are not included with this product unless it has been specified in the above description.


Please remember these important points when reading the information below this paragraph: Operating systems cannot be removed or changed, monitors are not included with computers, free Anti-virus and Office Software are trial versions or may have limited features and an additional license needs to be purchased to activate the full product.

SP128GBUF3B21V1K

Silicon Power Blaze B21 128Gb USB 3.2 Gen 1 Flash Drive

Silicon Power Blaze B21 128Gb USB 3.2 Gen 1 Flash Drive

About this product

The Silicon Power Blaze B21 128Gb USB 3.2 Gen 1 Flash Drive offers fast SuperSpeed USB 3.2 Gen 1 data transfers and large storage in a compact retractable design. Its cap-less sliding USB connector and built-in strap hole make it easy to carry and use for backing up and moving files across computers. Buy now from our site and enjoy reliable portable storage in South Africa.

Overview Summary

Product: Silicon Power Blaze B21 128Gb USB 3.2 Gen 1 Flash Drive

The Silicon Power Blaze B21 128Gb USB 3.2 Gen 1 Flash Drive is a portable storage solution engineered for fast file transfers and everyday use. Featuring USB 3.2 Gen 1 SuperSpeed performance, it lets you copy photos, videos, documents and media with speeds up to 10x faster than USB 2.0. Its retractable USB connector design eliminates the need for a cap and reduces the risk of loss, while the built-in strap hole adds convenience for carrying on key rings or lanyards. The plastic build keeps it lightweight without sacrificing durability, making it ideal for students, professionals and tech users on the go. Compatible with Windows, Mac and Linux systems, this flash drive delivers practical storage in a compact package. Buy for quick delivery in South Africa and simplify your data management today.

What tier does this fall into?

High portable storage

What is this best for?

File backup, media transfer, document storage, school data, business files

Description

The Silicon Power Blaze B21 128Gb USB 3.2 Gen 1 Flash Drive combines practical design with dependable performance for everyday data storage needs. Its SuperSpeed USB 3.2 Gen 1 interface delivers significantly faster transfer rates compared to older USB 2.0 drives, helping you move large files with greater efficiency. The retractable USB connector avoids the common problem of lost caps and protects the interface when not in use, while the built-in strap hole makes it easy to attach to a key ring or bag for mobility. The compact form factor and lightweight construction allow this drive to fit seamlessly into your workflow whether at home, school, or office. Compatible across major operating systems including Windows, Mac and Linux, the Blaze B21 is a versatile choice for storing and sharing media, documents and backups.

Features

Key benefits and capabilities of the Silicon Power Blaze B21 128Gb USB 3.2 Gen 1 Flash Drive include:

  • SuperSpeed USB 3.2 Gen 1 interface for fast data transfers up to 10x faster than USB 2.0.
  • Retractable USB connector design eliminates the need for a loose cap and protects the connector.
  • Compact and lightweight design ideal for mobile use.
  • Built-in strap hole for easy carrying on key rings or lanyards.
  • Wide compatibility with Windows, Mac, and Linux operating systems.

Blazing USB 3.2 (Gen 1) 256GB High capacity
USB3.2 (Gen 1) interface with an immense storage capability up to 256GB, the B21 not only lets users store all their favorite media and important files but also enables blistering data transfers with speeds up to ten times faster than USB 2.0 drives.

Retractable USB connector
The intelligent retractable USB connector allows users to operate with a simple push of a thumb, and the cap-less design can keep users away from worries about cap loss.

Built-in strap hole for easy carrying
The built-in strap hole at the top of the body makes it more convenient to carry and store the drive for users can easily attached it to key rings, purses or bags.

What's in the Box

  • Silicon Power Blaze B21 128Gb USB 3.2 Gen 1 Flash Drive

Specifications

© 2026 Respective owners and brand holders. This table has been carefully researched and generated by Laptop Direct CC (https://www.laptopdirect.co.za), however, errors and omissions may occur. Only references to South Africa apply. All products are sourced in South Africa from the official suppliers and the warranty is that of the local supplier. E&OE. This table and our site's content may be used on condition that this notice and link remains intact and unaltered.
Specificationsspacer
Product CodeSP128GBUF3B21V1Kspacer
Capacity 128GB
Dimensions 58.0 x 19.5 x 9.6 (mm)
Weight 8.93 g
Interface USB 3.2 Gen 1 (USB 3.1 Gen 1 & USB 3.0, USB 2.0 backwards-compatible)
Material Plastic
Color Black
Supported OS Windows 11/10/8.1/8/7/Vista/XP, Mac OS 10.3.x, Linux 2.6.x
Patent D180712
Operating Temperature 0degrees C ~ 70degrees C
Certification BSMI, CE, FCC, KC, EAC

FAQ

What devices can I use the Silicon Power Blaze B21 with?

The Silicon Power Blaze B21 128Gb USB 3.2 Gen 1 Flash Drive is compatible with devices that have a USB Type-A port and support standard USB mass storage, including laptops, desktops and some smart TVs and gaming consoles. It works with Windows, Mac and Linux platforms.

Does this flash drive require software to operate?

No additional drivers are required for basic plug-and-play operation on supported systems, though Silicon Power provides optional SP Widget software for advanced backup and encryption functions.

Can I back up large files with this USB drive?

Yes, the 128Gb capacity and SuperSpeed USB 3.2 Gen 1 interface make the Blaze B21 suitable for backing up large files such as photos, media and documents, though actual transfer speeds depend on your device hardware.

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