The Mercury Elite-AL Pro Qx2 4-Bay RAID Solution from Other World Computing is an excellent option for high performance data storage and redundancy needs. Thanks to a front panel selector switch, this brushed aluminum RAID solution enables easy initialization of the RAID hardware settings, whether that be NRAID, 0, 1, 5, or 10. Configured with four accessible 3.5" Serial ATA bays, FireWire 400, FireWire 800, USB 2.0, and eSATA connectivity, this RAID Solution is the ultimate in performance and convenience.
NRAID
Combines capacity of two or more drives of the same size without any RAID data distribution scheme into one logical desktop volume. Will also combine the capacity of varying size drives based on the lowest capacity drive in the set
RAID 0
Data is split into block over two or more drives at the same time for high speed and large capacity
RAID 1
Data is written at the same time to two drives for the highest level of data safety and redundancy
RAID 5
Data is Striped (RAID 0) while incorporating redundancy over three or more drives for the best combination of speed, capacity and redundancy
RAID 10
Data is Striped (RAID 0) over two Mirrored sets (RAID 1) of drives for fast redundancy