What Levels of RAID are available with the Seagate BlackArmor NAS 440?
By default, the Seagate BlackArmor NAS 440 comes with a pre-configured RAID 5 Volume. The Seagate BlackArmor 420 comes with a pre-configured RAID 1 Volume. However, both can be set with user-configurable RAID 0/1/5/10 & JBOD volumes. By default the NAS 420 can be configured as RAID 0 or 1. The other RAID schemes become available when two (2) more drives are added to the unit.