Dell Constellation ES.3 4TB 7.2K RPM 6Gb/s 3.5" SATA HDD Hard Drive Disk 9PR63
Part Number: 9PR63. Type: 4TB 7.2K RPM 6Gb/s 3.5" SATA HDD Hard Drive Disk. Used Poor - Heavy use and age. Zero defects. Part Number 2: ST4000NM0033. Key Functions Working (Appendix C - Test and Repair).