Pro Turbo NAS 6TB Raid-5 (4 Bays)

Buffalo DriveStation Quad HD-QLU3R5 DAS Hard Drive Array - 4 x HDD Installed - 12 TB Installed HDD Capacity - Serial ATA/300 Controller - RAID Support - 4 x Total Bays - USB 3.0

HP StorageWorks Modular Smart Array P2000 G3 SAS Dual Controller SFF Array - Hard drive array - 24 bays ( SATA-300 / SAS-2 ) - rack-mountable - 2U P2000 G3 SAS MSA DUAL CNTRL SFF ARRAY Manufacturer Part Number AW594A

Thecus 8 Bays Rackmount Intel Core2 Duo, 4GB DDR2, 300MB/s Transfer Speed, Internal PCI-e Slot, 10Gbit PCI-e NIC (N8800PROV2)

Fantom G-Force MegaDisk MD3U4000 DAS Hard Drive Array - 2 x HDD Installed - 4 TB Installed HDD Capacity. 4TB FANTOM GFORCE3 MEGADISK USB 3.0/2.0 RAID 1 0 JBOD SPAN COMBHD. RAID Supported - 2 x Total Bays - USB 3.0