HP 8TB G8 G9 and G10 SATA 3.5 Hard Disk Drive DS (Digitally  Signed firmware) These are large form factor disks, 3.5 and are 7.2K rpm speed. Digitally signed drives for Gen 8,  Gen 9 AND Gen 10 machines New with 2 Year warranty - OEM Certified HP

HP 454146-B21 1TB 3.5 3G SATA MDL Enterprise Disk BRAND NEW - 2 Years Warranty RTB  SATA MDL 3Gbps - Complete with HP Caddy.

HP 849512-001 1TB 7200 SFF SATA Enterprise 6G Disk HP Certified OEM Brand New disk with 2 Year warranty.

HP MB4000GCVBU 4TB 3.5 6G SATA MDL Enterprise Disk BRAND NEW - 2 Years Warranty RTB  SATA MDL 6Gbps - Complete with HP Caddy.

HP Original 3TB 7200 rpm  SATA 3.5 LFF Enterprise hard disk drive BRAND NEW, Warranty 2 Years RTB  SATA, 3Gbps, Complete with HP caddy

HP 3TB 7.2 6G SAS Hard Drive BRAND NEW DISKS WITH 2 YEAR WARRANTY Suitable for Generation 8 to 10 Servers.

HP 454146-B21 1TB 3.5 3G SATA MDL Enterprise Hard disk drive BRAND NEW - 2 Years Warranty RTB  SATA MDL 3Gbps - Complete with HP Caddy.