501-7049 - Sun 4-Slot Disk Backplane for Fire x4600 501-7049 - Sun 4-Slot Disk Backplane for Fire x4600 $60.00
501-7338 - Sun 4-Slot SCSI Disk Backplane for Fire V440 501-7338 - Sun 4-Slot SCSI Disk Backplane for Fire V440 $103.50
501-4189 - Sun 8 Slot SCSI Disk Backplane Board 501-4189 - Sun 8 Slot SCSI Disk Backplane Board $222.93
501-7760 - Sun 16 Slot Disk Backplane Board for Fire X4240 / X4250 501-7760 - Sun 16 Slot Disk Backplane Board for Fire X4240 / X4250 $248.40
501-6919 - Sun 2 Slot SCSI Disk Backplane Board for Fire X4100 501-6919 - Sun 2 Slot SCSI Disk Backplane Board for Fire X4100 $80.50