189395-001 Retail Box, Hot Plug Drive assembly to add to or directly replace a failed Compaq 286775-B22 and spare # 189395-001. Our drive is Very Low Power (compared to the original), state-of-the-art design, new manufacture (not old stock) and higher reliablility. NOT BULK Package, NOT Refurb like others. This 18.2 GB Pluggable Ultra320 SCSI 15,000 rpm Universal Hard Drive (1"). Compatible with all ML servers, all DL servers (except DL320), BL p-Class server blade, has a 4MB Cache and a Ultra320, Ultra160, Ultra3 and Ultra2 interface downward compatable with all Compaq Proliant with half hieght and low profile hot plug shelves. Formatted Capacity: 18.3GB Interface Type: 80-pin 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: 1-year Availability: Usually ships the next business day. 286775-B22 o$314.40