Small & Medium Business Rack (4U) Black, Grey HDD Storage drives installed 1224 TB Hot-swap drive bays 1600 W The Ultrastar Data102 is a key element of nextgeneration disaggregated storage and software-defined storage (SDS) systems, delivering extreme density and the flexibility to balance performance with cost.- High DensityUp to 102 HGST HelioSeal® HDDs providing up to 1.2PB of raw storage in a 4U enclosure- FlexibleChoice of SAS or SATA and up to 24 slots can be populated with SSDs for a data acceleration tier- InnovativePatented IsoVibeand ArcticFlowtechnologies improve performance and cooling Storage Hot-swap drive bays Yes Data transfer rate 6 Gbit/s Supported storage drive interfaces SAS-3, Serial ATA III Storage drive size 3.5" Storage drive interface Serial Attached SCSI (SAS) III Storage drive capacity 12 TB Number of storage drives supported 102 Supported storage drive types HDD & SSD Total installed storage capacity 1224 TB Number of storage drives installed 1