OWC 64TB Flex 1U4 4-Bay Thunderbolt 3 Storage Array (3 x 20TB HDDs + 4 x 1TB SSDs)

The 64TB Flex 1U4 4-Bay Thunderbolt 3 Storage Array from OWC / Other World Computing is a flexible storage, docking, and PCIe expansion solution for rackmount use. Compatible with macOS 10.15, 11.x, and 12.x, the Flex 1U4 features a storage capacity of 64TB, which is split between three 20TB 7200 rpm SATA 3.5" hard drives and four 1TB NVMe M.2 SSDs, with the SSD being housed in an OWC U2 ShuttleOne, which is a 2.5" U.2 NVMe enclosure. Connectivity to your host system is established using a 40 Gb/s Thunderbolt 3 port, which supports data transfers of up to 5000 MB/s. Daisy-chain five additional devices or add a second display to a second Thunderbolt 3 port, while two 10 Gb/s USB-C ports, three 10 Gb/s USB-A ports, and one DisplayPort 1.4 port provide additional connectivity options. Further expansion methods, such as audio/video capture cards, 10Gb Ethernet, SSD storage, a hardware RAID, or other I/O card, can be used via the PCIe 3.0 x16/x4 slot.