DELL PowerVault ME412 Expansion, 192 TB, Rack (2U), Black DELL PowerVault ME412 Expansion. Total installed storage capacity: 192 TB. Chassis type: Rack (2U), Device class: Large Enterprise Business. Number of storage drives supported: 12, Supported storage drive types: HDD & SSD, Supported storage drive interfaces: Serial ATA III, Storage drive sizes supported: 3.5". Width: 19" (483 mm), Depth: 23.7" (602.9 mm), Height: 3.46" (87.9 mm). Product color: Black