Seagate Part #/MPN: ST91000640NS
DiscTech Item #: SGT-ST91000640NS-FR-1Y
- Factory RefurbishedCondition Levels Explained
The product has been built, rebuilt or repaired at the original manufacturer's factory (Note we NEVER sell 3rd party repaired items, as we do not find them to be reliable enough). Often these products are extremely close to new in condition, except that they contain at least one recycled or repaired component. Failure rates are often lower on these devices since they have been far more thoroughly tested than new items.
Product Warranties ExplainedThe product has a manufacturer warranty for the time period specified.
- Warranty:1 Year DiscTechProduct Warranties Explained
The product has a DiscTech warranty for the time period specified. View our limited warranty
- Special Order - Ships in 5-10 business daysSpecial Order - Ships in 5-10 business days
This item has a lead time for fulfilment (as listed), this is approximate. Your credit card will be authorized in full on the day of ordering; it will not be charged until the day of shipment.
Capacity: 1TB
Speed: 7,200RPM
Interface Types: SATA
Form Factor: 2.5inx15mm SFF Server Drive
Sector Size: 512 / 512e
Sustained Throughput: 115
Average Seek Time: 7.5 / 8.5
Electrical Interface: SATA 600 - 6.0Gbps
On-Board Cache: 64MB
Seagate Constellation.2 ST91000640NS 6Gb/s 1000GB / 1TB 7.2K SFF 2.5" SATA Hard Drive - Factory Recertified
Seagate® Constellation.2™ drives are the most energy efficient enterprise drives on the market. Designed for enterprise robustness, Constellation.2 is available in capacities up to 1TB and offers reliable storage for high capacity servers and storage arrays in a minimal footprint.
Key Features and Benefits
* Industry’s first 2.5-inch 1TB capacity-optimized drive for dense, space-constrained data centers allows you to store twice as much data in the same footprint.
* Build highly efficient bulk storage solutions while lowering your power consumption costs
* Designed for robust 24x7 operation with a 1.4M hour mean-time-between-failure (MTBF) rating
* Best-in-class rotational vibration tolerance ensures unrivaled performance in high spindle-density applications, and multi-drive firmware maximizes system availability
* Choose from 6Gb/s SAS with improved data integrity, scalability and fastest data access or SATA 6Gb/s for economical 7200-RPM performance
* TCG- compliant, Self-Encrypting Drive (SED) security option cuts IT drive retirement expenses while securely protecting data*
Alt. PN: 9RZ168-001
Compatibility:
This drive is compatible with any server, array or computer or that can accept 14.8mm high Small Form Factor 2.5" SATA drives.
| Specifications | |
|---|---|
| Model number | ST91000640NS |
| Model Name | Constellation.2 |
| Formatted Capacity | 1,000 Gbytes |
| Rotational Speed | 7,200 rpm |
| Default Buffer (cache) Size | 64 Mbytes |
| Performance | |
| External (I/O) Transfer Rate (max) | 6 Gb/s |
| Average Seek Time, Read | 7.5 msec typical |
| Average Seek Time Write | 8.5 msec typical |
| Average Latency | 4.16 msec |
| Physical | |
| Form Factor(width) | 2.5-inch |
| Height | 15 mm |
| Width | 70.10 mm |
| Length | 100.45 mm |
| Weight | 0.2 kg |
| Electrical | |
| Power (Typical) | 5.43 watts |
| Power (Idle) | 2.95 watts |
| Environmental | |
| Operating Vibration (max) | 70 / 40 G's for 2ms |
| Nonoperating Vibration (max) | 400 Gs for 2ms |
| Operating Temperature (max) | 60 deg C |
| Operating Temperature (min) | 5 deg C |
| Acoustical | |
| Acoustics, Idle (sound power, typ) | 2.2 bels |
Click here to view the manufacturer's item description/brochure
Alternate MPNs: 9RZ168-001 9RZ168
Weight: 0.5 lb
Warranty: 1 Year DiscTech
Factory Refurbished
The product has been built, rebuilt or repaired at the original manufacturer's factory (Note we NEVER sell 3rd party repaired items, as we do not find them to be reliable enough). Often these products are extremely close to new in condition, except that they contain at least one recycled or repaired component. Failure rates are often lower on these devices since they have been far more thoroughly tested than new items.
The product has a manufacturer warranty for the time period specified.
1 Year DiscTech Warranty
The product has a DiscTech warranty for the time period specified. View our limited warranty