OWC Express 1M2 USB4 NVMe SSD Enclosure – 3836MB/s

OWC Express 1M2 Portable NVMe SSD Enclosure (40Gb/s, USB4/Thunderbolt, 0TB) – $78.99 (34% off, was $119.99) · 4.6/5 · 994 ratings · 500+ bought last month DIY external SSD enclosure (sold without a drive — bring your own NVMe M.2 2280/2242/2230 SSD) rated for up to 3,836MB/s real-world speeds over USB4/Thunderbolt/USB-C. Solid aluminum body with a patent-pending passive heat-dissipating design (no fan) to prevent thermal throttling, bus-powered, palm-sized. Includes a 40Gb/s USB-C cable and a screwdriver for assembly. 2-year (enclosure) or 3-year (full solution) warranty. Pre-built 1TB/2TB/4TB versions also available. Reviews are excellent at 4.6/5 (81% five-star). Reviewers — many expanding storage on Mac minis or MacBooks — consistently report dramatically faster speeds (often 2,800–4,000MB/s) compared to cheaper enclosures, rock-solid stability with zero random disconnects, and excellent passive cooling that keeps drives warm but never throttling, even under sustained heavy workloads like large video edits or backups. Fair caveats: it's noticeably larger/thicker than ultra-compact portable SSDs, since the bulk is what enables the fanless cooling — better suited to a desk than a pocket, though still small enough for a backpack. A small number of users report needing to periodically re-eject and reconnect the drive (cause not fully identified). Assembly requires opening the enclosure and securing your own SSD, so it's a DIY project, not plug-and-play out of the box.