Retail Box 15,000RPM Direct Hot Swap Drive replacement accessory for the Dell PowerEdge Servers and PowerVault Systems. This state-of-the-art design, Low Profile (1") Hot-Swap Drive has a 4MB Cache and a Ultra320, Ultra3 and Ultra2 interface compatable with all PowerEdge servers, even the older 2400 and 1500, and Powervault systems. Formatted Capacity: 18.3GB Interface Type: 80-pin Ultra 3 and Ultra 320 SCSI Formatted Internal Transfer Rate (Min.): 57MB/sec Formatted Internal Transfer Rate (Max.): 86MB/sec External I/O Transfer Rate (Max.): 320MB/sec Average Seek Time Read: 3.6ms typical Default Buffer: 4MB Spindle Speed: 15000 RPM MTBF: 1,200,000 hours S.M.A.R.T. Support: Yes Warranty: 3-year Selection of your server is REQUIRED TO COMPLETE ORDER Availability: Usually ships the next business day. Dell18_15$357.40Select-Application: REQUIREDNew15001600,16502400,2500,2600,265046006600,6650Older15002300,2400,24502500,25504300,4350,44006300,6350,6400,64508450PowerVault:220/221Older750N,755N200s,201s,210s,211s