Seagate
Seagate Exos X14 ST14000NM0048 14 TB 3.5" SAS 12Gb/s 7200 RPM internal hard drive
High-capacity 3.5-inch internal drive stores 14 TB at 7200 RPM over a SAS 12Gb/s interface
- InterfaceSAS 12Gb/s
- Capacity14TB
- NAND Flash Memory TypeSLC
- RPM7200 RPM
- 14 TB capacity fits 40% more petabytes per rack
- SAS 12 Gb/s interface moves large data transfers efficiently
- 7200 RPM spindle with enhanced caching accelerates big data workloads
- Helium sealed design prevents leaks and ensures uniform density
- PowerBalance feature optimises IOPS per Watt for data centre TCO
Capacity and interface
The Seagate Exos X14 ST14000NM0048 is a 14 TB 3.5 inch internal hard drive with a SAS 12Gb/s interface. It operates at 7200 RPM and uses a 512e/4Kn sector format. This drive is built for data centres and enterprise storage arrays that need high-capacity, helium-sealed mechanical storage.
14 TB headroom and workload fit
Fourteen terabytes provides dense capacity for bulk archives, backup targets and sequential big-data workloads. The helium-filled design and PowerBalance feature support sustained throughput with lower power per terabyte. Random, latency-sensitive workloads or small-block databases will exhaust IOPS headroom before capacity fills.
Helium sealing and caching enhancements
The hermetically sealed helium enclosure eliminates internal turbulence and protects against leaks for long-term reliability. Digital environmental sensors monitor internal pressure to maintain consistent performance. Enhanced caching algorithms and the PowerBalance feature optimise IOPS per watt for large-transfer efficiency.
Highlights
- 14 TB capacity fits 40% more petabytes per rack
- SAS 12 Gb/s interface moves large data transfers efficiently
- 7200 RPM spindle with enhanced caching accelerates big data workloads
- Helium sealed design prevents leaks and ensures uniform density
- PowerBalance feature optimises IOPS per Watt for data centre TCO
Specifications
| Brand | Seagate |
|---|---|
| Model | ST14000NM0048 |
| Part Number | ST14000NM0048 |
| Interface | SAS 12Gb/s |
| Capacity | 14TB |
| NAND Flash Memory Type | SLC |
| RPM | 7200 RPM |
| Shipping weight | 0.69 kg |
| Package size | 147 × 102 × 26 mm |
Questions about this item
Will the SAS 12Gb/s interface work with my existing 6Gb/s SAS backplane?
Yes, the SAS 12Gb/s interface is backwards compatible with 6Gb/s and 3Gb/s SAS infrastructure. It will negotiate the highest mutually supported link speed automatically upon insertion.
How can I verify the helium seal and 7200 RPM operation after installation?
Use the drive's built-in digital environmental sensors via SMART tools to read internal pressure and temperature; a healthy pressure reading confirms the hermetic seal, while RPM verification confirms 7200 RPM spindle speed.
Does the ST14000NM0048 include rails, cables or a 512e/4Kn sector-format jumper?
The drive ships as a bare 3.5" unit without mounting rails, SAS cables or a sector-format jumper; the 512e/4Kn mode is configured through the SAS controller or host utility, not a physical jumper.
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