Seagate
Seagate ST1000NX0363 1TB 2.5" SAS 12Gb/s 7200 RPM 128MB laptop hard drive
1TB 2.5-inch SAS 12Gb/s 7200 RPM enterprise drive with 128MB cache for high-density storage
- InterfaceSAS 12Gb/s
- Capacity1TB
- Cache128MB
- Average Latency4.16ms
- RPM7200 RPM
- FeaturesDesign Small and Deliver BIG - 2.5-Inch Nearline Drive Up to
- 1TB capacity fits space-constrained servers
- SAS 12Gb/s interface enables fast data access
- 7200 RPM spindle delivers responsive performance
- 128MB cache buffers heavy workloads
- 15mm z-height suits high-density 2.5-inch bays
1TB SAS 12Gb/s enterprise laptop drive
The Seagate ST1000NX0363 is a 1TB 2.5-inch hard drive built for enterprise storage arrays that need 7200 RPM speed and a 128MB cache. Its SAS 12Gb/s interface supports dual-port connectivity for high data integrity and scalability in 24x7 environments. The 15mm z-height fits high-density bays where space and weight are constrained.
Check SAS controller and bay height
Verify that your server or storage chassis has a 12Gb/s SAS backplane or HBA and that the drive bay accepts a 15mm-high 2.5-inch unit. The drive requires a SAS signal cable and power connector; it will not operate on a SATA-only controller. Confirm the enclosure can deliver adequate airflow for continuous operation.
Third-generation efficiency and vibration tolerance
The third-generation design delivers over 50% improvement in watts per TB and 18% sequential performance gain over the previous generation. Enhanced PowerChoice options reduce idle power consumption, while improved rotational vibration tolerance and head micro-actuation maintain availability in multi-drive systems.
Highlights
- 1TB capacity fits space-constrained servers
- SAS 12Gb/s interface enables fast data access
- 7200 RPM spindle delivers responsive performance
- 128MB cache buffers heavy workloads
- 15mm z-height suits high-density 2.5-inch bays
Specifications
| Brand | Seagate |
|---|---|
| Model | ST1000NX0363 |
| Interface | SAS 12Gb/s |
| Capacity | 1TB |
| Cache | 128MB |
| Average Latency | 4.16ms |
| RPM | 7200 RPM |
| Features | Design Small and Deliver BIG - 2.5-Inch Nearline Drive Up to 2TB capacity in 15mm z-height, 2.5-inch form factor for spaceconstrained data centers Designed for high-density storage solutions requiring environmentally sound low power consumption and low weight for maximum storage efficiency Choose 12Gb/s SAS for high data integrity, scalability and fast data access or SATA 6Gb/s for economical nearline performance. Third-generation, enterprise-class reliability for 24x7 environmental robustness Highest efficiency with over 50% improvement in watts/TB, and 18% sequential performance im |
| Usage | For Enterprise Storage |
| Form Factor | 2.5" |
| Height (maximum) | 15mm |
| Width (maximum) | 70.10mm |
| Length (maximum) | 100.45mm |
| Shipping weight | 0.18 kg |
| Package size | 133 × 102 × 19 mm |
Questions about this item
Does the ST1000NX0363 ship with any cables, brackets or screws, or must they be sourced separately?
The drive is supplied as a bare 2.5-inch 15mm unit; no SAS cable, mounting bracket or screws are included and must be obtained separately.
How do I decide between the 12Gb/s SAS interface and a SATA 6Gb/s alternative for this 1TB capacity?
Choose SAS 12Gb/s when the system requires dual-port connectivity, higher data integrity and scalability; choose SATA 6Gb/s for simpler, cost-sensitive nearline deployments.
What does the 7200 RPM rating mean for real-world throughput once the drive is installed in a server?
At 7200 RPM with 4.16ms average latency and 128MB cache, the drive delivers sustained sequential transfers suited to 24x7 enterprise workloads.
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