Lenovo 1HT278-155 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 Original 146GB 15k  SAS (Serial Attached SCSI) 3.5" LFF SAS Disk BRAND NEW, 2 Year Warranty RTB  SAS-2, 3Gbps, Single Port, Complete with HP Caddy.

Dell - ST4000NM0265 4TB SATA Hard Drive complete with F238F Tray TYPE: Genuine Dell Certified Enterprise Class Hard Drive Condition: BRAND NEW 2 Year Warranty

HP 500GB 7.2 3G Hot Plug SATA Hard Drive BRAND NEW - 2 Years Warranty RTB  SATA MDL 3Gbps - Complete with HP Caddy.

IBM 00Y5147 4TB 7.2 6G NL SAS 3.5 Disk Complete with Disk Carrier. For eServer xSeries model machines such as DS3512 IBM Certified OEM - BRAND New disk with 2 Year warranty.

Dell - HDEPF02DAA51 4TB Near Line SAS Hard Drive complete with F238F Tray TYPE: Genuine Dell Certified Enterprise Class Hard Drive Condition: BRAND NEW 2 Year Warranty

DELL 400-AUUO 300GB 12G 15k 3.5 Hybrid SAS Disk This disk is mounted in a hybrid caddy PN Y004G/9W8C4 as per image. New OEM 2 Year warranty - OEM Certified Disk