Compatible System: Mfgr's System P/N's: 500672-B21 (HP/Compaq); 593923-B21 (HP/Compaq); NL797AA (HP/Compaq) HP/Compaq Blade Server: ProLiant BL280c G6 ProLiant BL460c G6 ProLiant DL1000 / DL170h G6 ProLiant DL160 G6 ProLiant DL180 G6 ProLiant DL320 G6 ProLiant DL360 G6 ProLiant DL370 G6 ProLiant DL380 G6 ProLiant ML330 G6 ProLiant ML350 G6 ProLiant ML370 G6 Z400 Workstation Z600 Workstation Parts: Lifetime limited Labor: Lifetime limited