Part# MD2.4TB10K2.5-G Original Dell 2.4TB 10000 RPM 2.5" SAS hot-plug hard drive. (these are 2.5 inch drives) Comes w/ drive and tray for your MD-Series PowerVault Arrays.
Dell V2KWT Hard Drive 1.2TB 10K SAS 2.5"SED in Tray
Amazon.com: Dell 2 TB 2.5' Internal Hard Drive - SATA : Electronics