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Reference: ST3450857SS
Brand: Seagate
ST3450857SS _ RFB
Seagate Cheetah 450GB 3.5, 450 GB, 15000 RPM, 16 MB, 3.5", SAS
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Description
Delivering maximum storage capacity with the highest rack-space efficiency.
Scalable. Responsive. Innovative.
Powerful performance with proven technology — Seagate’s Exos X20 drives are built off the platform that’s shipped millions globally and deployed in leading cloud service provider solutions — making them the most sought after drives in our datasphere. Designed with the highest rack-space efficiency and protected with Seagate Secure, Exos X20 offers extreme market-leading capacity, earning customer confidence by delivering trusted peace of mind.
Superior Reliability
Enterprise-class drives with a 550 TB/year workload rating and 2.5M-hr MTBF to meet the most demanding storage requirements.
Customisation Power Options
PowerChoice and PowerBalance for optimised power consumption when in use and idle — customisable to fit your needs.
Amazing Performance
Advanced write caching coupled with up to 285 MB/s data transfer rates provides a boost in performance without compromising on capacity.
Advanced Data Security
Password protection and AES-256 hardware encryption with Seagate Secure — for drives you can depend on.
Seagate Enterprise ST20000NM000D. HDD capacity: 20 TB, HDD speed: 7200 RPM, HDD size: 3.5", Interface: Serial ATA III
Scalable. Responsive. Innovative.
Powerful performance with proven technology — Seagate’s Exos X20 drives are built off the platform that’s shipped millions globally and deployed in leading cloud service provider solutions — making them the most sought after drives in our datasphere. Designed with the highest rack-space efficiency and protected with Seagate Secure, Exos X20 offers extreme market-leading capacity, earning customer confidence by delivering trusted peace of mind.
Superior Reliability
Enterprise-class drives with a 550 TB/year workload rating and 2.5M-hr MTBF to meet the most demanding storage requirements.
Customisation Power Options
PowerChoice and PowerBalance for optimised power consumption when in use and idle — customisable to fit your needs.
Amazing Performance
Advanced write caching coupled with up to 285 MB/s data transfer rates provides a boost in performance without compromising on capacity.
Advanced Data Security
Password protection and AES-256 hardware encryption with Seagate Secure — for drives you can depend on.
Seagate Enterprise ST20000NM000D. HDD capacity: 20 TB, HDD speed: 7200 RPM, HDD size: 3.5", Interface: Serial ATA III
| HDD capacity | 20 TB |
| HDD speed | 7200 RPM |
| HDD size | 3.5" |
| Interface | Serial ATA III |
| Type | HDD |
| Component for | PC |
| HDD interface transfer rate | 6 Gbit/s |
| HDD sustained transfer rate | 272 MiB/s |
| HDD average transfer rate | 285 MB/s |
| Mean time between failures (MTBF) | 2500000 h |
| Power consumption (read) | 9.4 W |
| Power consumption (write) | 6.4 W |
| Power consumption (idle) | 5.4 W |
| Operating voltage | 5 / 12 V |
| Operating temperature (T-T) | 5 - 60 °C |
| Non-operating vibration | 2.27 G |
| Operating shock | 40 G |
| Non-operating shock | 200 G |
| Width | 4.01" (101.8 mm) |
| Height | 1.03" (26.1 mm) |
| Depth | 5.79" (147 mm) |
| Weight | 23.6 oz (670 g) |
| Harmonized System (HS) code | 84717050 |
Product Details
2025-12-15
New
Data sheet
- Type
- HDD
- Interface
- Serial ATA III
- Component for
- PC
- Weight
- 23.6 oz (670 g)
- Harmonized System (HS) code
- 84717050
- HDD capacity
- 20 TB
- HDD speed
- 7200 RPM
- HDD size
- 3.5"
- HDD interface transfer rate
- 6 Gbit/s
- Operating voltage
- 5 / 12 V
- Width
- 4.01" (101.8 mm)
- Height
- 1.03" (26.1 mm)
- Depth
- 5.79" (147 mm)
- Operating temperature (T-T)
- 5 - 60 °C
- Mean time between failures (MTBF)
- 2500000 h
- Power consumption (read)
- 9.4 W
- Power consumption (write)
- 6.4 W
- Operating shock
- 40 G
- Non-operating vibration
- 2.27 G
- Non-operating shock
- 200 G
- HDD sustained transfer rate
- 272 MiB/s
- Power consumption (idle)
- 5.4 W
- HDD average transfer rate
- 285 MB/s
Specific References
- UPC
- 763649153048
- EAN13
- 0763649153048
- MPN
- ST20000NM000D
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Seagate Enterprise ST20000NM000D, 20 TB, 7200 RPM, 3.5", Serial ATA III