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OWC StudioStack Thunderbolt 5 Storage Hub

BH #OWCTB5SSHS00 • MFR #OWCTB5SSH00S00
4 reviews
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OWC StudioStack Thunderbolt 5 Storage Hub
Key Features
  • 1 x NVMe PCIe 4.0 M.2 2280 Slot
  • 1 x SATA III 3.5" Drive Bay
  • 1 x Thunderbolt 5 Host Port
  • 3 x Thunderbolt 5 Ports
Enhance your Mac Studio or Mac mini with the fast, high-capacity, and stackable StudioStack Thunderbolt 5 Storage Hub from OWC / Other World Computing. Designed to edit 8K video, run AI models, and access files with speeds of up to 6302 MB/s, the StudioStack features one NVMe PCIe 4.0 slot that fits M.2 2280 SSDs, plus one 2.5/3.5" SATA III drive bay, each of which can accommodate a drive of your choice. The temperature controlled, variable speed cooling fan prevents overheating, while a Kensington Lock slot ensures security.
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OWC StudioStack Overview

Enhance your Mac Studio or Mac mini with the fast, high-capacity, and stackable StudioStack Thunderbolt 5 Storage Hub from OWC / Other World Computing. Designed to edit 8K video, run AI models, and access files with speeds of up to 6302 MB/s, the StudioStack features one NVMe PCIe 4.0 slot that fits M.2 2280 SSDs, plus one 2.5/3.5" SATA III drive bay, each of which can accommodate a drive of your choice. The temperature controlled, variable speed cooling fan prevents overheating, while a Kensington Lock slot ensures security.

The StudioStack connects to your host system using an 80 Gb/s Thunderbolt 5 port that also supports a display bandwidth of up to 120 Gb/s. Other integrated ports include three Thunderbolt 5 ports and three 10 Gb/s USB 3.2 Gen 2 (3.1 Gen 2/3.1) ports that are backward compatible with USB 3.2 Gen 1 (3.1 Gen 1/3.0) and USB 2.0. Also featured is 60W of power delivery, power/activity LEDs, and compatibility with Windows, Mac, iPad, Linux, and ChromeOS operating systems.

If you don't have a system that supports Thunderbolt 5, the StudioStack will work with Thunderbolt 4/USB4 at speeds up to 3200 MB/s and with Thunderbolt 3 (Mac only) at speeds up to 2800 MB/s.

Stacked and Jacked Mac
Pump up your Mac Studio or Mac mini with a fast and high-capacity stackable hybrid storage innovation. Now you can flex your true form with increased storage capacity, data transfer speeds of up to 6302 MB/s that rival the latest Mac Studio models, and a six port Thunderbolt5/USB-A 3.2 Gen 2 hub for additional connectivity possibilities. Show off all that jacked up brawn in a buff, aircraft-grade aluminum design that nestles perfectly on top or underneath your Mac.
All Gain, No Lag Pain
Powered by advanced Thunderbolt 5 technology, you can use StudioStack to keep pace with the latest Mac Studio computers' internal storage speed:
  • OWC StudioStack - up to 6302 MB/s
  • Mac Studio 2025 (M4 Max, 512GB) - up to 4084 MB/s
  • Mac Studio 2025 (M4 Max, 1TB+) - 6204 MB/s
  • Mac Studio 2025 (M3 Ultra) - 6260 MB/s

 

Thunderbolt 4, Thunderbolt 3, and USB4
The StudioStack doesn't just bulk up the latest M4 and M3 Mac Studios. You'll greatly reduce lag when you connect the StudioStack to M2 and M1 Mac Studios and M1/M2 minis with Thunderbolt 4, and even older Mac minis with Thunderbolt 3:
  • Thunderbolt 4 host - up to 3200 MB/s
  • Thunderbolt 3 host (Mac only) - up to 2800 MB/s
  • USB4 host - up to 3200 MB/s

 

Muscle Memory Redefined
Designed to match the sleek physique of the Mac Studio, this mass gainer redefines how to crush storage, connectivity, and display needs by delivering supersized gains in every byte. StudioStack is ideal for:
  • Creative professionals with photo/video/CGI/audio workflows that can take advantage of a dual-drive hybrid storage solution. NVMe SSDs deliver ultra-fast performance for seamless editing, compositing work, and cached 3D simulations, while SATA HDDs provide large amounts of storage for Lightroom libraries, media files, 3D assets, archival footage, inactive projects, and project/file backups.
  • General users who seek to expand their Mac Studio storage and connectivity capabilities while matching the performance and design of their machine.
  • AI engineers and data scientists that need fast storage and large capacity to store and run large LLMs with ease and expand the non-upgradeable storage existing in their Mac Studio.
  • Anyone that wants to add several Thunderbolt displays to a Mac Studio and expand the machine's built-in storage.

 

Form That Flexes Beyond Today
Engineered to support an NVMe M.2 2280 SSD and an 3.5" SATA hard drive, this compact powerhouse gives you the ultimate flexibility to choose the drive configuration you want today, including blazing fast and highly reliable OWC Aura SSDs with up to an 8TB capacity. When tomorrow's 16TB and larger NVMe SSDs hit the scene, you can easily boost your StudioStack's capacity.
Lift Beyond Your Limit
With StudioStack's three Thunderbolt 5 and three 10 Gb/s USB-A ports, you'll lift the connectivity limit of your Mac mini M1/M2 machine to a new PR. You'll also love how easy and fast the two side-located USB-A ports make plugging in flash drives, card readers, and other frequently used devices instead of blindly fumbling around behind your machine.
Muscle Meets Multi-Use
Accessing your StudioStack Mac formatted volumes on a Windows PC is remarkably easy with the addition of OWC MacDrive. This seamless software (sold separately) runs in the background, so there's nothing to launch or learn. Just connect the StudioStack and not only do you have instant read access, but full write access too. MacDrive also includes powerful features that enable you to format and partition drives as well as repair basic disk issues.
Better Than Plug and Play; It's Plug and Pump Up
OWC products are loved around the world over for their It Just Works ease-of-use and reliability. StudioStack solutions come pre-formatted (APFS/HFS+) so they're ready to plug into your Mac Studio or Mac mini and pump you up with power. OWC's free Drive Guide helps PC users easily reformat for Windows in seconds.
OWC Thunderbolt Cable Included
OWC's StudioStack comes with a certified 11.8" OWC Thunderbolt 5 (USB-C) cable.
UPC: 810179175832

OWC StudioStack Specs

Key Specs
RAID
No
Number of Bays
1x M.2 (2280) NVMe
1x 2.5"/3.5" SATA III
Inputs/Outputs
4x USB-C Thunderbolt 5 Input/Output
3x USB-A 3.1/3.2 Gen 2
Drives
RAID
No
Transfer Rates
6302 MB/s
General
Number of Bays
1x M.2 (2280) NVMe
1x 2.5"/3.5" SATA III
Inputs/Outputs
4x USB-C Thunderbolt 5 Input/Output
3x USB-A 3.1/3.2 Gen 2
Media Card Slots
No
PCI Expansion
No
Software
OS Compatibility
Windows 11
macOS 14 or Later
iPadOS 17 or Later
Chrome OS
Linux
Ubuntu
Security
Encryption
No
Security Features
Kensington Security Slot
Electrical
Input Power
100 to 240 VAC, 50 / 60 Hz at 2.5 A
Physical
Operating Conditions
41 to 95°F / 5 to 35°C at 8 to 90% Humidity
Storage Conditions
-4 to 149°F / -20 to 65°C at 5 to 95% Humidity
Certifications
CE, FCC, ICES, RCM, REACH, UKCA, VCCI
Cooling
1x PWM Fan
Noise Level
0 dBA
Material of Construction
Aluminum
Cable Length
11.8" / 30 cm
Dimensions
7.8 x 7.8 x 1.5" / 19.7 x 19.7 x 3.7 cm
Weight
1.8 lb / 0.8 kg
Packaging Info
Package Weight
3.94 lb
Box Dimensions (LxWxH)
13.8 x 9.7 x 3.3"

OWC StudioStack Reviews

Immediate Improvement in Speed - Purchased March 24, 2026

By Michael
Rated 5 out of 5
Date: 2026-03-28

I purchased an OWC StudioStack with Thunderbolt 5 ports and a 28TB IronWolf Pro HD from B&H last week. (B&H is great, two day free delivery via FedX.) I installed the 28TB drive (OWC help desk said there was no limit on drive size) on arrival and used "SuperDuper" software (which is fantastic by the way) to back up approximately 16.5TB of photos from one of my Lacie 20TB docks with Thunderbolt 4 ports (I have 3 of them for redundancy since giving up on RAID enclosures). It took about 25 hours to complete the back up at an average speed of 180MB/s (according to Superduper... I didn't do the math). I haven't migrated Lightroom to OWC box yet, but after only one day I can report that accessing files on the OWC box and IronWolf drive is nearly instantaneous. Not perceptively slower than on the internal MacStudio 4TB SSD which I generally use only for OS, other application files and miscellaneous documents. File directories pop up and populate in a fraction of a second instead of sometimes 2 to 5 or more seconds when using the external Lacie drives. Obviously, file transfer rates are much slower than an SSD, but the annoying delay to load file directories and locate files is gone. I have had the 2023 MacStudio (also purchased from B&H) for about 2 years which replaced a high end iMac (also purchased from B&H, 7 or 8 years ago) which used a Drobo Raid box (from B&H 10 or 15 years ago) for external photo files. I have been very disappointed by how slow file access has been and knew it wasn't the MacSudio with maxed out Ram etc. that was slow. I should have done this much sooner but took too long looking for a RAID box to replace the long out of production Drobo system. So far the OWC StudioStack rocks. I have never purchased anything made my OWC before, but in this case I will attribute my satisfaction to the Thunderbolt 5 architecture. It also looks great, uses the same footprint as the MacSudio on my desk and the extra ports are a plus. I also installed and initialized a 2TB SSD card (purchased from B&H previously for another device) in the OWC StudioStack but am not currently using that drive. According to OWC the box will accommodate 8TB SSD cards available now and 16TB SSD cards when available. I primarily needed a site for over 16.5 TB of Lightroom files. I haven't decided how or what to use the SSD card slot for yet.

plug and play including the simple partition of the HDD drive

By Ken
Rated 5 out of 5
Date: 2026-02-04

True plug and play including the simple partition of the HDD drive. Even saves space on my desk without separate powered hub and ssd plugged in.

See any errors on this page?

Can the 2.5/3.5" SATA III bay house a SATA III ...

Can the 2.5/3.5" SATA III bay house a SATA III 2.5" Internal SSD (in addition to the NVMe slot housing an M2 2280 SSD?
Asked by: Richard
Yes, the OWC StudioStack Thunderbolt 5 Storage Hub, BH # OWCTB5SSHS00, can house a SATA III 2.5" drive internally in addition to the NVMe drive.
Answered by: Elliot A
Date published: 2026-01-26

Can an Seagate Iron Wolf 32TB be used in this?

Can an Seagate Iron Wolf 32TB be used in this?
Asked by: Andrew
The OWC StudioStack Thunderbolt 5 Storage Hub (BH #OWCTB5SSHS00) is compatible with a Seagate IronWolf 32TB HDD.
Answered by: Miguel M
Date published: 2026-05-18

Does it come with a thunderbolt cable to connect t

Does it come with a thunderbolt cable to connect to my thunderbolt laptop connection?
Asked by: George
The OWC StudioStack Thunderbolt 5 Storage Hub, B&H # OWCTB5SSHS00, includes a Thunderbolt 5 cable (11.8").
Answered by: Miguel M
Date published: 2026-05-10

Can the NVMe memory in the StudioStack be mac ...

Can the NVMe memory in the StudioStack be mac system bootable?
Asked by: William
For the versions of the OWC StudioStack Thunderbolt 5 Storage Hub that already have an SSD installed, that drive is pre-formatted as APFS/HFS+ and can be used as a boot drive for Mac systems.
Answered by: Elliot A
Date published: 2026-02-10

Can I install the SSD storage? It's mentioned ...

Can I install the SSD storage? It's mentioned that upto 8TB possible. Thanks.
Asked by: Ravi
Yes, the OWC 24TB StudioStack Thunderbolt 5 Storage Hub (1 x 24TB HDD) has an M.2 NVMe slot capable of housing up to an 8TB SSD.
Answered by: Thomas M
Date published: 2025-12-29

Hi! Can I use this with a macbook?

Hi! Can I use this with a macbook?
Asked by: Sara
Yes, you can use the OWC 24TB StudioStack Thunderbolt 5 Storage Hub (1 x 4TB NVMe SSD, 1 x 20TB HDD) with a MacBook.
Answered by: Michael S
Date published: 2026-01-15
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