StarTech.com USB4 M.2 NVMe Enclosure, 40Gbps, External USB-C/Thunderbolt NVMe SSD Enclosure, B+M/M-Key

Turn your PCIe M.2 NVMe SSD into a fast and highly portable USB-C external storage solution. This NVMe enclosure supports USB4 (40Gbps), delivering read/write speeds up to 3,800 MB/s. Ideal for power users handling large media files, managing data across devices, or performing OS imaging, data recovery, and disk management.

Versatile USB-C & Thunderbolt Support

Built for current and next-gen storage, this USB4 enclosure connects M-Key or B+M Key M.2 NVMe SSDs (2230/2242/2260/2280) to USB4, Thunderbolt 5/4/3, or USB 3.2 hosts. It supports PCIe Gen 4x4 NVMe drives and offers native, driverless compatibility with Windows, macOS, and Linux. Seamless interoperability with USB-C and Thunderbolt systems makes it ideal for fast backups and high-volume data transfers.

Robust Heat Dissipation

The anodized aluminum housing features a heatsink-style cover design with a high-efficiency thermal pad to enable passive cooling during sustained workloads. The fanless construction allows for silent operation while maintaining consistent transfer rates during intensive tasks such as disk imaging or data capture.

Compact and Durable

The USB4 NVMe Enclosure's compact footprint fits comfortably in a technician's toolkit or laptop bag. The rugged aluminum housing not only helps with heat dissipation but also protects the SSD from physical damage during transport or deployment in demanding environments.

• Next-Gen Performance: Transform your M.2 NVMe SSD into an ultra-fast external storage solution, delivering up to 40Gbps via a USB4 or Thunderbolt host; Ideal for IT technicians and professionals requiring fast, dependable SSD access


• Stays Cool Under Load: Rugged aluminum heatsink enclosure with a high-performance thermal pad for effective heat dissipation; Maintains consistent SSD speeds under sustained load, supporting extended data transfers without active cooling


• Broad Drive Compatibility: Easily access, transfer, or back up data using 2230/2242/2260/2280 M.2 NVMe PCIe SSDs, including Samsung 960/970/980/990/9100, Kingston, Seagate, Western Digital (WD), Crucial, and Intel; NOTE: M.2 SATA drives not supported


• Broad USB-C Compatibility: Connect the NVMe enclosure with the included USB-C cable to a USB4, Thunderbolt 5/4/3, or USB 10Gbps host for seamless, driverless operation across macOS, Windows and Linux systems with USB-C ports


• The IT Pro's Choice: Our hard drive enclosures are lab-tested for enterprise-