HP HF20C, 137.52 TB, HDD+SSD, Serial Attached SCSI (SAS), 65 kg, Rack (4U), Green, Silver HP HF20C. Total installed storage capacity: 137.52 TB, Installed storage drive type: HDD+SSD, Storage drive interface: Serial Attached SCSI (SAS). Chassis type: Rack (4U). Number of storage drives supported: 27, Supported storage drive types: HDD & SSD, Supported storage drive interfaces: SAS. Width: 439 mm, Depth: 890 mm, Height: 175.8 mm, Weight: 65 kg. Product colour: Green, Silver