Asus ESC4000/IB - Manual (Page 18)

Chapter 2: Components 2-6
2.3 Upgrading hard disk drives
The system supports eight hot-swap SATAII/SAS hard disk drives.
We recommend that you install identical drives of the same model and capacity
for RAID configuration.
Order P/N Description
90-S000H65D1T SATA3 500G 7200rpm with tray (single pack)
90-S000H65C1T SATA3 750G 7200rpm with tray (single pack)
90-S000H65B1T SATA3 1TB 7200rpm with tray (single pack)
90-S000H64R0T SAS 6G 300G 15Krpm with tray (single pack)
90-S000H64S0T SAS 6G 450G 15Krpm with tray (single pack)
90-S000H64T0T SAS 6G 600G 15Krpm with tray (single pack)