Group of two or more hard discs used to increase performance and enables fault tolerance.
StarTech.com 3 Bay Aluminum Trayless Hot Swap Mobile Rack Backplane for 3.5in SAS II/SATA III - 6 Gbps HDD

StarTech.com 3 Bay Aluminum Trayless Hot Swap Mobile Rack Backplane for 3.5in SAS II/SATA III - 6 Gbps HDD

StarTech.com
£80.99
Lenovo D1224 disk array Black

Lenovo D1224 disk array Black

Lenovo
£3,251.99
LaCie 2big RAID disk array 48 TB Desktop Black

LaCie 2big RAID disk array 48 TB Desktop Black

LaCie
£1,802.99
LaCie 2BIG DOCK disk array 28 TB Desktop Black

LaCie 2BIG DOCK disk array 28 TB Desktop Black

LaCie
£1,406.99
LaCie 2BIG DOCK disk array 40 TB Desktop Black

LaCie 2BIG DOCK disk array 40 TB Desktop Black

LaCie
£2,113.99
LaCie 2BIG DOCK disk array 36 TB Desktop Black

LaCie 2BIG DOCK disk array 36 TB Desktop Black

LaCie
£1,724.99
LaCie 2BIG DOCK disk array 32 TB Desktop Black

LaCie 2BIG DOCK disk array 32 TB Desktop Black

LaCie
£1,825.99
SanDisk G-RAID SHUTTLE 4 disk array 48 TB Desktop Black

SanDisk G-RAID SHUTTLE 4 disk array 48 TB Desktop Black

Sandisk
£3,681.99
LaCie 2big RAID disk array 36 TB Desktop Black

LaCie 2big RAID disk array 36 TB Desktop Black

LaCie
£1,592.99
SanDisk G-RAID SHUTTLE 4 disk array 24 TB Desktop Black

SanDisk G-RAID SHUTTLE 4 disk array 24 TB Desktop Black

Sandisk
£2,927.99
SanDisk G-RAID SHUTTLE 8 disk array 96 TB Desktop Black

SanDisk G-RAID SHUTTLE 8 disk array 96 TB Desktop Black

Sandisk
£7,678.99
SanDisk G-RAID SHUTTLE 8 disk array 48 TB Desktop Black

SanDisk G-RAID SHUTTLE 8 disk array 48 TB Desktop Black

Sandisk
£4,918.99