Detail overview General Information : Manufacturer : SEAGATE Technology Manufacturer Part : ST1800MM0078 Manufacturer Website Address : WWW.SEAGATE.COM Product Line : Enterprise Performance 10k Hdd Technical Information : Storage Capacity: 1.8 Tb Form Factor : 2.5 Inch Interface : Sas-12gbps Number Of Heads : 8 Number Of Disks : 4 Nand Flash Type : Emlc Nand Flash Size : 32 Gb I/o Acceleration And Response Time Optimization : Enabled Intelligent Nand Endurance Management : Yes Afr : 0.44% Performance : Rotational Speed : 10000 Rpm External Transfer Rate : 1200 Mbps Average Latency : 2.9 Ms Sustained Transfer Rate Outer To Inner Diameter : 241 To 117 Mbps Cache : 128 Mb Physical Dimensions (h X W X D) : 15.00 X 70.10 X 100.45 Mm Weight : 199 G Condition : Refurbished (dell Oem). Availability : In Stock. Mfg Warranty : None. Server Supply Warranty : 30 Days.