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SABRENT's EC-U4TN is a USB4 enclosure rated for up to 3,900 MB/s with a PCIe 4.0 drive, putting it at the top of the speed range in this category. It works with USB4 and Thunderbolt 3 and 4 ports, accepts 2230 to 2280 drives without tools, and includes a short USB4 cable and a thermal pad. That speed suits video editors, photographers working from large catalogues and anyone running projects directly off external storage. The usual USB4 caveats apply: you only get full speed on a USB4 or Thunderbolt port, and 40Gbps enclosures run warmer than 10Gbps models. Compare it against the UGREEN 40Gbps enclosure, which covers the same USB4 tier; buy whichever is cheaper when you shop.
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Last checked: Sep 26, 2026