| Model Number | ST12000NM0127 OEM |
| Sector Size | 512e |
| Capacity | 12TB / 12000GB |
| SED-Modele | Yes |
| Interface | SATA 6Gb/s |
| Superior Helium Sealed-Drive Designed With Wide Weld | Yes |
| Digital Sensors for Helium Pressure | Yes |
| Protection Information (T10 DIF) | - |
| SuperParity | Yes |
| PowerChoice™/PowerBalance™ Technology | Yes |
| Low Halogen/Hot-Plug Support | Yes |
| Cache, Multisegmented (MB) | 256 |
| Organic Solderability Preservative | Yes |
| Secure Download and Diagnostics (SD&D) RSA 2048 signed firmware | Yes |
| Mean Time Between Failures (MTBF, hours) | 2.5 Million |
| Reliability Rating @ Full 24×7 Operation (AFR) | 0.35% |
| Nonrecoverable Read Errors per Bits Read | 1 sector per 10E15 |
| Power-On Hours | 8760 |
| 512e Sector Size (Bytes per Sector) | 512 |
| 4Kn Sector Size (Bytes per Sector) | 4096 |
| Spindle Speed (RPM) | 7200 |
| Interface Access Speed (Gb/s) | 6.0, 3.0 |
| Max. Sustained Transfer Rate OD (MB/s,MiB/s) | Up to 261, 248 |
| Random Read/Write 4K QD16 WCD (IOPS) | 170/400 |
| Interface Ports | Single |
| Rotational Vibration @ 1500Hz (rad/s) | 12.5 |
| Idle A (W) Average | 5.0W |
| Average Latency (ms) | 4.16 |
| Operating Power | 7.8 |
| Power Supply Requirements | +12 V and +5 V |
| Temperature, Operating (°C) | 5°C – 60°C |
| Vibration, Nonoperating: 10Hz to 500Hz (Grms) | 2.27 |
| Height(mm/in, max) | 26.11mm/1.028in |
| Width(mm/in, max) | 101.60mm/4.0in |
| Depth(mm/in, max) | 147.0mm/5.787in |
| Weight(g/lb) | 650g/1.433lb |
