Seagate 20TB internal hard drive 7200

20 TB, 3.5"
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Product details

The internal Seagate hard drive with a capacity of 20 TB and a rotational speed of 7200 RPM is a powerful storage solution designed for demanding applications in desktop computers, workstations, and NAS systems. With its SATA 6 Gb/s interface, it enables fast and reliable data transfers, making it ideal for extensive media collections, professional content creation, and comprehensive backup solutions. The hard drive utilizes conventional magnetic recording technology and is filled with helium, which improves heat dissipation and enhances operational stability. With a 512 MB cache buffer, it ensures responsive performance during data access. The hard drive is designed for continuous operation and offers a mean time between failures of 2.5 million hours, underscoring its reliability. Additionally, it is designed to fit into standard desktop drive bays while ensuring relatively quiet operation.

  • SATA 6 Gb/s interface for fast data transfers
  • Helium-filled technology for improved heat dissipation
  • 512 MB cache buffer for responsive data access
  • Mean time between failures of 2.5 million hours for high reliability
  • Advanced power management features with low idle consumption.

Key specifications

Interface
SATA
Interface version
SATA III
Cache
256 MB
Max. Speed
7200 RPM
Storage Technology
CMR

General information

Item number
61925310
Manufacturer
Seagate
Category
Hard drives
Manufacturer No.
ST20000DM001
Release date
9.9.2025
External links

Data storage properties

Interface
SATA
Interface version
SATA III
Form factor
3.5"
Storage capacity
20 TB
Cache
256 MB
Max. Speed
7200 RPM
Storage Technology
CMR
Hard disk filling
Helium
MTBF
2500000 h

Operating conditions

Maximum operating temperature
60 °C

Noise emission

Max. noise level
32 dB

Origin

Country of origin
China

Sustainability

Manufacturer commitment
SBTi

Scope of delivery

Scope of delivery
HDD

Product dimensions

Length
14.70 cm
Width
10.16 cm
Height
2.61 cm
Weight
720 g

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Hard drives» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 3.HPE
    0.8 %
  • 4.Dell
    1.5 %
  • 5.WD
    1.6 %
  • 6.Toshiba
    1.7 %
  • 7.Seagate
    2 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 1.Dell
    0 days
  • 2.HPE
    1 day
  • 3.Seagate
    2 days
  • 3.Synology
    2 days
  • 3.WD
    2 days

Return rate

How often is a product of this brand in the «Hard drives» category returned?

Source: Digitec Galaxus
  • 2.Ubiquiti
    1.6 %
  • 3.WD
    2.5 %
  • 4.Seagate
    3 %
  • 5.Toshiba
    3.6 %
  • 6.HPE
    7 %
Source: Digitec Galaxus