OWC Express 4M2 4-Slot M.2 NVMe SSD RAID Enclosure Thunderbolt 3

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OWC Express 4M2 4-Slot M.2 NVMe SSD RAID Enclosure, 4 x NVMe M.2 2280 SSD Slots, Supports up to 32TB (8TB per Slot), 2 x Thunderbolt 3 | 1 x DisplayPort 1.2, Data Transfer Speeds up to 2800 MB/s, Supports Two 4K Displays at 60 Hz, 60mm Cooling Fan | Aluminum Construction, Works with SoftRAID XT (Sold Separately), Includes Thunderbolt 3 Cable, Thunderbolt 2 and Thunderbolt Compatible, Windows and Mac Compatible

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OWC Express 4M2; 4-Slot M.2 NVMe SSD RAID Enclosure 0GB, Thunderbolt 3, customize your Express 4M2 with up to four NVMe SSDs, RAID them however you wish and connect it all with Thunderbolt 3 — the fastest and most flexible interface around. The sheer performance of the Express 4M2 helps you meet deadlines faster, giving you more time to explore your creativity and push your projects further.

Pint-Sized Powerhouse

Small in stature. Big on capability. The OWC Express 4M2 is ready to serve with four easy-to-access M.2 NVMe SSD slots customizable for any workflow with vibration damping feet that allow for vertical or horizontal orientation. Install up to 16TB of capacity and experience up to 2800MB/s of mind-bending performance via Thunderbolt 3. The Express 4M2 is an amazingly small digital workhorse with world-renowned OWC quality and award-winning support built in.

Ingest and duplicate dailies at breakneck speeds, work with higher resolutions, smoothly scrub through demanding timelines, and plow through thousands of photos with ease. The OWC Express 4M2 is one seriously fast drive to have by your side to take your digital capabilities to a new level.

Game-Changing NVMe SSD Performance

NVMe (Non-Volatile Memory Express) is a hyper-efficient communications interface protocol built from the ground up to properly take advantage of SSD technology and high-performance connection buses like PCIe. The result is exponentially faster and efficient SSD storage, and the OWC Express 4M2 has room for four NVMe SSDs.


The OWC Express 4M2 comes equipped with OWC SoftRAID which provides the amazing capability to RAID across multiple drive enclosures. You can also add more Express 4M2 drives to your storage pool using Windows Storage Spaces. Configure and reconfigure your storage however you need by combining multiple OWC Express 4M2 drives together on Mac and Windows.

More Powerful With SoftRAID

Need more power and protection? Choose a solution that includes OWC's powerful SoftRAID RAID software.

SoftRAID is the most powerful, intuitive software RAID utility on the market. Multiple RAID levels let you select the RAID level that fits you or your project’s needs best. If you need maximum volume capacity, optimum drive performance, data protection, or a combination of attributes, SoftRAID has you covered.

Packed with features like drive validation, verification and failure prediction—SoftRAID includes features you simply don’t get with hardware RAID. It’s like having a datacenter on your desktop! From home users looking to protect photos and documents to professionals needing to protect and quickly access projects, SoftRAID is the perfect solution. Learn more about the power of SoftRAID XT.


• Up to 2800MB/s

• Four M.2 NVMe SSD bays

• Compact design

• Thunderbolt Certified for Mac and Windows

• Thunderbolt 3 cable

Drives Supported

• 4x M.2 NVMe or

• 4x M.2 AHCl (PCle only)


• 1x Thunderbolt 3 (Alpine Ridge DSL6540)

• 2x USB-C and Power Delivery (Texas Instruments TPS65983)

• 1x DisplayPort (4K @ 60Hz)

Dimensions: L: 11,3 x H: 6 x W: 13,6 cm

Weight: 0,8kg



Other World Computing (OWC), founded in 1988, is an American computer hardware and software company, with an online store for upgrading Mac, Windows and accessories.

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