HP 54-30524-01 - SCSI backplane board - Supports two hot-swap SCSI low voltage differential (LVD) drives -2/3 BKP Retail
HP 224891-001 - Low Voltage Differential (LVD) to Low Voltage Differential (LVD) SCSI extender Retail
HP P2553-69003 - SCSI backplane (hot-swap) - Has five SCA SCSI connectors for five hot-swap SCSI drives Retail
HP A6537-69230 - 18GB hot-swap Ultra160 Low Voltage Differential (LVD) SCSI hard drive module - 10,000 RPM, low profile Retail
HP A6539-69002 - 73GB hot-swap Ultra160 Low Voltage Differential (LVD) SCSI hard drive module - 10,000 RPM, low profile Retail