OWC OWCTB5ULT4M2 Express 4M2 Ultra Thunderbolt 5 NVMe M.2 SSD Enclosure

The OWC Express 4M2 Ultra is a high-performance external storage enclosure designed for users requiring extreme speed and flexibility in data workflows. Built with an aluminum housing and featuring an activity LED, this enclosure supports up to four NVMe M.2 2280 or 2242 SSDs with PCIe 3.0/4.0/5.0 compatibility. The enclosure delivers real-world speeds of up to 6622MB/s, making it ideal for 12K RAW video editing, 8K multi-cam sequences, and large data set processing. It includes dual Thunderbolt 5 ports for connecting to compatible hosts and daisy-chaining up to five additional Thunderbolt devices along with one USB peripheral. The enclosure supports RAID 0/1/4/5/10/JBOD configurations, allowing users to tailor storage solutions to their specific needs. Certified with CE, FCC, UKCA, ICES, RCM, and VCCI standards, the OWC Express 4M2 Ultra operates in a wide temperature range (-4°F to 140°F) and is compatible with macOS 15.x, Windows 11, and Linux. The enclosure includes a 90W external power supply, a 0.7M Thunderbolt 5 cable, and a US power cable, ensuring seamless integration into professional workflows. Its compact design and scalable architecture allow users to expand storage capacity from 32TB to 128TB as a single volume through multiple enclosures. However, the Western Digital SN5xx series of NVMe M.2 2280 SSDs are explicitly noted as incompatible with this enclosure.

Technical Specifications