OWC Express 4M2 4-Slot M.2 NVMe SSD Enclosure without SoftRAID - USB4 Up to 3200MB/s

The OWC Express 4M2 is a high-performance 4-slot M.2 NVMe SSD enclosure that delivers blazing-fast data transfer speeds up to 3200 MB/s via USB4. Designed for professionals and enthusiasts who need massive, portable storage, this enclosure supports up to 32TB of total capacity (4 x 8TB) and is backward compatible with Thunderbolt 4, Thunderbolt 3, USB 3.2 Gen 2, and earlier USB standards. Its rugged aluminum construction with integrated fan and heat sink ensures reliable thermal management even under heavy workloads.

Advantages

Experience unmatched speed and capacity in a compact, bus-powered or AC-powered enclosure. The Express 4M2 allows you to install up to four M.2 NVMe SSDs (2230 to 22110) without any RAID configuration, presenting each drive individually for maximum flexibility. Hot-swappable drives and plug-and-play operation make it ideal for on-the-go content creation, video editing, and data backup.

Suitable for

• Video editors and photographers needing fast, large-capacity external storage
• IT professionals requiring portable, high-speed data transfer
• Gamers and power users expanding storage for consoles or PCs
• Anyone upgrading from slower USB 3.0 or Thunderbolt 3 enclosures

Key specifications

• Host Interface: USB4 (USB-C) with backward compatibility to Thunderbolt 4/3 and USB 3.2/2.0
• Drive Interface: M.2 NVMe (PCIe Gen3/Gen4)
• Number of Drive Bays: 4
• Supported Drive Form Factors: M.2 2230, 2242, 2260, 2280, 22110
• Max Individual Drive Capacity: Up to 8TB per slot
• Max Total Storage Capacity: Up to 32TB (4 x 8TB)
• Max Data Transfer Speed: Up to 3200 MB/s (Read/Write)
• RAID Support: No (Presents drives individually)
• Power Source: Bus-powered or External AC Adapter (included)
• Enclosure Material: Aluminum
• Cooling: Integrated Fan + Aluminum Heat Sink
• Operating System Compatibility: macOS 11.1+, Windows 10+, iPadOS 17+, ChromeOS, Linux
• Included Cables: USB4 (USB-C to USB-C) cable
• Certifications: CE, FCC, VCCI, RCM, BSMI, RoHS
• Features: Hot-swappable drives, Plug & Play

Recommendations

For best performance, use with NVMe SSDs that support PCIe Gen4 and ensure your host device has a USB4 or Thunderbolt 4 port. The enclosure is also compatible with Thunderbolt 3 and USB 3.2 Gen 2 at reduced speeds.