Model: OWCMEDCH7T40
from $1,349.99
8 configurations available
The OWC Mercury Elite Pro Dual is a 2-bay USB 3.2 Gen 2 RAID array, pre-configured with two 20TB SATA III 3.5" HDDs for a total of 40TB storage capacity. It supports JBOD, RAID 0, and RAID 1 modes, offering flexibility for speed or data redundancy, and features a 3-port hub with two USB-C and two USB-A 3.1/3.2 Gen 2 ports for expanded connectivity. Housed in an aluminum enclosure with a 60mm cooling fan, this device provides a robust external storage solution for a wide range of operating systems, including Windows, macOS, iPadOS, Android, Chrome OS, and Linux, making it suitable for professionals needing high-capacity, high-speed data management.
Buy based on the software ecosystem (e.g. Available from $1,349.99.
NAS (Network Attached Storage) devices run 24/7, making power consumption a steady, though low, cost. The real ongoing expense is replacing hard drives as they fail or filling empty bays to expand storage.
Common Failure Modes
Hard drive failure is the most common issue, which is why NAS uses RAID redundancy to prevent data loss. Fan failures and power brick deaths are the primary hardware issues for the enclosure itself.
Buy based on the software ecosystem (e.g., Synology DSM) and the number of drive bays you need for redundancy and future expansion. CPU power matters greatly if you plan to run media servers like Plex.
The NAS enclosure itself can last a decade. However, the hard drives inside are consumable and typically need replacing every few years depending on workload.
The OWC Mercury Elite Pro Dual 40TB 2-Bay USB 3.2 Gen 2 RAID Array with 3-Port Hub (2 x 20TB) is available at bhphoto, starting at $1,349.99.
NAS (Network Attached Storage) devices run 24/7, making power consumption a steady, though low, cost. The real ongoing expense is replacing hard drives as they fail or filling empty bays to expand storage.
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