Lenovo 00MM730 4TB 7.2K 12G 3.5 SAS Server Hard Disk Drive For compatibility of machines, please see below. Certified OEM - BRAND New disk with 2 Year warranty.

HP 846530-B21 3TB 12G MDL 3.5 SAS Apollo Disk BRAND NEW 3 Years Warranty RTB  SAS-3, 12.0Gbps, Complete with HP Apollo Caddy.

HP 500GB 7.2 LFF Hot Plug SATA Hard Drive BRAND NEW - 2 Years Warranty RTB  SATA MDL 6Gbps - Complete with HP Smart Caddy.

HP Original 300GB 15k  SAS (Serial Attached SCSI) 3.5" LFF SAS Disk BRAND NEW, 2 Year Warranty RTB  SAS-2, 6Gbps, Dual Port, Complete with HP Caddy.

IBM 49Y1861 450GB 15K 6G 3.5 SAS Disk Complete with Disk Carrier. For eServer xSeries model machines such as DS3512 IBM Certified OEM - BRAND New disk with 2 Year warranty.

Dell  3PRF0  MG04SCA50EE 6TB 12G 512N 7.2 RPM SAS Disk  F238F Tray TYPE: Genuine Dell Certified Enterprise Class Hard Drive Condition: BRAND NEW 3 Year Warranty

Dell W347K 600GB 15K SAS Hard Drive complete with F238F Tray. TYPE: Genuine Dell Certified Enterprise Class Hard Drive Condition: BRAND NEW 2 Year Warranty