The Recovery-943 is the industry's first tiered storage high-density enterprise class backup appliance. This 4U form factor unit has 36 3 TB drives configured in a RAID-60 to optimize redundancy and performance. Fault-tolerant two solid-state internal drives for the operating system in a mirrored configuration and high speed rotational hard drives for metadata in a mirrored setup, specifically designed to allow parallel commit of metadata and backup streams. The unit is configured with dual power supplies and hot-swap user-replaceable drives. Features like byte-level de-duplication, instant recovery using failover virtualization, encryption, compression are standard.