Model Number 404146-B21 Capacity 1000GB Application Server MOQ 1 pcs  Hard Drive Capacity: 1 TBGeneration: SASExternal Data Transfer Rate: 3.0 GB/secRotational Speed: 7,200 rpmForm Factor (Drive): 3.5-inch low profileInterface: SAS (Serial Attached SCSI)Data Storage Device Type: SAS (Server Attached Storage) deviceHard Drive Device Type: Hard drive for server/storage unit (Hot-plug)Height: 1.0"Width: 4.0"Hotswap Tray: Included (Attached)Same as: 454273-001,482483-004, 507515-002, GB1000EAFJL, GB1000EAMYC 

You can change the goods within one year in case of breakage,and it can be repaired free of charge witnin three years.

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Server Hard Disk 454146-B21 for HP 1TB 3G SATA 7.2K 3.5" HDD