Model: OWCUS4EXP4M2S
from $379.99
The OWC Express 4M2 is a 4-bay external SSD enclosure designed for M.2 NVMe drives, connecting via a single USB-C (USB4) port. It supports transfer rates up to 3200 MB/s and includes SoftRAID for configurable RAID modes (0, 1, 4, 5, 10, JBOD), offering flexible storage solutions. Constructed from aluminum and featuring dual 40mm fans for cooling, this enclosure provides a robust and high-performance option for expanding storage on Windows and macOS systems.
Match interface to your drive type: SATA for HDDs/2.5" SSDs, NVMe for M. Available from $379.99.
Match interface to your drive type: SATA for HDDs/2.5" SSDs, NVMe for M.2 SSDs. Choose USB 3.2 Gen 2 (10Gbps) minimum, or Thunderbolt 3/4 for maximum speeds.
Drive enclosure hardware lasts 5–8 years. USB port and connector wear are the most common failure points. The enclosure typically outlives the drive it houses.
The OWC Express 4M2 4-Bay USB4 External SSD Enclosure with SoftRAID is available at adorama, bhphoto, starting at $379.99.
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