Versatile JBOD Storage Solution: ST4-B31 - Accommodates 4-Bay 2.5"/3.5" SATA III HDD/SSD Drives


Experience the power of versatile storage with the ST4-B31. Designed to meet your expanding data needs, this cutting-edge device offers a range of features that enhance convenience, performance, and reliability. Whether you're a tech enthusiast, creative professional, or simply someone who values efficient storage solutions, the ST4-B31 is here to exceed your expectations.



1. Supports JBOD configuration and accommodates four individual hard drives.


2. Showcases a newly designed enclosure with LED indicators and touch buttons, ensuring user-friendly operation.


3. Enables JBOD storage configuration, granting independent access to all four drives.


4. Equipped with a USB 3.2 Type-C interface, making it compatible with both MAC and PC systems.


5. Includes a USB 3.2 Type-C to Type-C cable that delivers high-speed data transfer rates of up to 10Gbps.


6. Features four separate power switches, allowing independent control for each drive.


7. Facilitates hot-swappable insertion and removal of four 2.5" or 3.5" SATA HDD/SSD drives.


8. Incorporates a low-noise fan design for efficient heat dissipation.


9. Constructed with lightweight and durable aluminum casting, ensuring durability while minimizing weight. 


Effortless Expansion


The ST4-B31 features a JBOD storage mode, which enables each hard drive to be used independently. With support for JBOD modes, the ST4-B31 effortlessly accommodates up to four independent hard drives. This allows you to expand your storage capacity while maintaining optimal accessibility and organization of your data.


Sleek and User-Friendly Design


The ST4-B31, with its stylish new look, merges beauty and practicality. Its LED lights give straightforward status reports, and its four separate touch-activated power switches let users turn off specific hard drives, resulting in energy savings and maximizes the lifespan of your drives.


JBOD Storage at Your Fingertips


Experience the flexibility of JBOD storage with the ST4-B31. Each drive is independently accessible, giving you the freedom to manage your data as per your specific requirements. Enjoy seamless integration and swift data transfers for enhanced productivity.




Versatile Connectivity


Equipped with a USB 3.2 Type-C interface, the ST4-B31 ensures compatibility with both MAC and PC systems. Effortlessly connect and transfer data at remarkable speeds, thanks to the included USB 3.2 Type-C to Type-C cable that supports blazing-fast transfer rates of up to 10Gbps.

Seamless Drive Management


The ST4-B31 enables hot-swappable insertion and removal of four 2.5" or 3.5" SATA HDD/SSD drives. Effortlessly swap drives without interrupting your workflow, making it a breeze to manage and upgrade your storage arsenal.



Efficient and Reliable Performance


Featuring a low-noise fan design, the ST4-B31 ensures fast heat dissipation while keeping noise levels to a minimum. Enjoy a cool and quiet storage environment that enhances both performance and user comfort.

Durable Yet Lightweight


Crafted with aluminum casting, the ST4-B31 combines durability and lightweight construction. It guarantees the longevity of your storage solution while minimizing weight for easy portability and versatility.

The ST4-B31 offers a wide range of applications to cater to various storage needs. Here are a few examples:



1. Media Professionals: As a media professional, you can use the ST4-B31 to store and manage large video files, high-resolution images, and audio projects. With its JBOD configuration and support for multiple drives, you can organize your media library efficiently and access files quickly for editing or playback.


2. Data Backup and Archiving: The ST4-B31 serves as an excellent backup and archiving solution. You can use it to create redundant copies of important data, ensuring that your files are protected from accidental loss or hardware failures. With hot-swappable drive support, you can easily rotate drives for offsite storage or long-term archiving.


3. Home Media Server: Transform your ST4-B31 into a home media server by populating it with multiple drives. Stream movies, TV shows, music, and other media files to various devices within your home network, creating a centralized entertainment hub. With the fast data transfer speeds provided by USB 3.2 Type-C, you can enjoy smooth playback and uninterrupted streaming.


4. Small Business Storage: The ST4-B31 is an ideal storage solution for small businesses. It allows you to consolidate and manage data from multiple workstations, providing a central repository for shared files, documents, and backups. The independent drive access and power switches enable easy administration and data segregation.


5. Gaming Enthusiasts: If you're a gaming enthusiast, the ST4-B31 can enhance your gaming experience by offering ample storage for your vast collection of games. Install multiple HDDs or SSDs to store your game library, reducing load times and ensuring quick access to your favorite titles. The sleek design and quiet fan operation also make it a great addition to your gaming setup.


6. Personal Cloud Storage: Create your own personal cloud storage with the ST4-B31. Access your files from anywhere using remote access features and securely share files with family, friends, or colleagues. The ST4-B31's reliability and flexible drive configurations make it a reliable choice for hosting your personal cloud.


These are just a few examples of the versatile applications that the ST4-B31 can fulfill. Its robust features, scalability, and user-friendly design make it a valuable asset for individuals, professionals, and small businesses seeking efficient and reliable storage solutions.


Unlock the full potential of your storage capabilities with the ST4-B31. Designed for simplicity, performance, and reliability, this device is your go-to solution for expanding your data storage needs. Experience the difference today and take control of your digital world with confidence.



Performance test result for reference. The test result will vary depend on the test environment.

Product View



Model No ST4-B31
Interfaces USB 3.2 Gen 2 Type-C ( up to 10Gbps ) 
Compatible with all USB 3.2 Gen 1,2/USB 2.0 specifications
Compatible Drive
4 x 3.5”/2.5" SATA III HDD/SSD
Storage Mode JBOD
Operating System 
Windows 7 or above, OS X 10.10 or above, Linux OS
Cooling System 8 cm Low noise fan
Electrical and 
* Line voltage: 100-240V AC
* Frequency: 50Hz to 60Hz, single phase
* Maximum continuous power: 150W
* Operating temperature: 32° to 104° F (0° to 40° C)
* Storage temperature: -4° to 116° F (-20° to 47° C)
* Relative humidity: 5% to 95% non-condensing
Size and Weight 124 mm (W) x 166 mm (H) x 210mm (D)  
Product Code ST4-B31
Package Accessories * ST4-B31 x 1 
(with removable 4 x 3.5"-2.5" HDD/SSD Tray)

* USB 3.2 Gen 2 (Type-C to Type-C) Cable x 1
* Power Cord x1
* Accessory Kit 
* Quick Installation Guide x1


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ST4-B31 HD Compatible List

Product Name BrandHD TypeHD CategoryModel NumberCapacity Note
ST4-B31Seagate3.5" HDDIronWolf ProST20000NE00020TB
ST4-B31Seagate3.5" HDDExos X20ST2000NM007D20TB
ST4-B31WD3.5" HDDUltrastar DC HC560WUH722020ALE6L420TB
ST4-B31Seagate3.5" HDDSkyHawk AIST20000VE00220TB
ST4-B31Toshiba 3.5" HDD MG09ACA18TE18TB
ST4-B31Seagate3.5" HDDExos X22ST22000NM001E22TB