Dual channel disc array. Has been used for editing and visual effects. Uses standard 3.5" SATA drives, hot swappable.

RAID levels supported: RAID 0, 1 (0+1), 3, 5, 10, 30, 50, and NRAID

Redundant power supply.

System Components: Single controller configuration provides full RAID functionalities One (1) tower/desktop convertible enclosure One (1) RAID controller module One (1) 128MB SDRAM DIMM module (pre-installed on the controller module) One (1) 250W power supply unit Two (2), hot-swappable, redundant, single-fan cooling modules running in high/low speeds

Interfaces: Two VHDCI (2) ports in one (1) dual-stacked VHDCI SCSI connector One (1) COM port (38400, n, 8, 1) One (1) 10/100BaseT Ethernet port

Includes ATTO Technology PCI-E host adaptor, cables and 2 power cables. Can also supply Infotrend RaidWatch software.

For full specs go to - http://www.infortrend.com/main/legacy/es_a08u-c2411.asp#specs

Hard drives not included. System worked as of 10/06/14. All HDDs have been removed after a 2 drive failure (4+yrs old). I offer no guarantees of success with install of new RAID. Buyer will need to do homework on setup and correct operation. Prefer pickup as this is a heavy item.