Seagate Exos X20 ST20000NM002D - Hard drive - 20 TB - internal - SAS 12Gb/s - 7200 rpm - buffer: 256 MB

Category: Internal Hard Drives
Code: ST20000NM002D
Brand: Seagate
Warranty: 12 Months
For illustrative purpose only
Stock Qty Est. Delivery Price
VAT
DK060 9 28/04/2026 unknown 6,920.45
JCBSW2 8 04/05/2026 unknown 7,344.60
IMXDK 0 unknown 4,385.97
DK060 0 unknown 6,920.45
DK773  10  23/04/2026 unknown 7,526.44
DK773 0 unknown 7,526.44
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Marketing description

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.

Key selling points

  • Market-leading 20 TB HDD offering the highest capacity available for more petabytes per rack
  • Highly reliable performance with enhanced caching, making it the logical choice for cloud data center and massive scale-out data center applications
  • Hyperscale SATA model tuned for large data transfers and low latency
  • PowerBalance feature optimizes Watts/TB
  • Maximise total cost of ownership savings through lower power and weight with helium sealed-drive design
  • Proven helium side-sealing weld technology for added handling robustness and leak protection
  • Digital environmental sensors to monitor internal drive conditions for optimal operation and performance
  • Data protection and security - Seagate Secure features for safe, affordable, fast and easy drive retirement

Product Description
Seagate Exos X20 ST20000NM002D - hard drive - 20 TB - SAS 12Gb/s
Type
Hard drive - internal
Capacity
20 TB
Interface
SAS 12Gb/s
Data Transfer Rate
1.2 GBps
Buffer Size
256 MB
Spindle Speed
7200 rpm
Features
PowerChoice, Dual Port, Low Halogen, Super Parity, Hot-Plug Support, PowerBalance, advanced format 512e, advanced format 4Kn, Organic Solderability Preservative, Seagate Fast Format, Conventional magnetic recording (CMR), Helium Sealed-Drive Design
Dimensions (WxDxH)
101.85 mm x 147 mm x 26.1 mm
Weight
670 g
Manufacturer Warranty
5-year warranty
Device Type
Hard drive - internal
Capacity
20 TB
Interface
SAS 12Gb/s
Buffer Size
256 MB
Features
PowerChoice, Dual Port, Low Halogen, Super Parity, Hot-Plug Support, PowerBalance, advanced format 512e, advanced format 4Kn, Organic Solderability Preservative, Seagate Fast Format, Conventional magnetic recording (CMR), Helium Sealed-Drive Design
Width
101.85 mm
Depth
147 mm
Height
26.1 mm
Weight
670 g
Drive Transfer Rate
1.2 GBps (external)
Internal Data Rate
285 MBps
Average Latency
4.16 ms
Spindle Speed
7200 rpm
MTBF
2,500,000 hours
Non-Recoverable Errors
1 per 10^15
Interfaces
1 x SAS 12 Gb/s
Power Consumption
5.8 Watt (idle) ¦ 9.8 Watt (random read) ¦ 7 Watt (random write)
Service & Support
Limited warranty - 5 years
Min Operating Temperature
5 °C
Max Operating Temperature
60 °C
Shock Tolerance (operating)
40 g @ 2 ms
Shock Tolerance (non-operating)
200 g @ 2 ms
Vibration Tolerance (non-operating)
2.27 g @ 2-500 Hz
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