Seagate IronWolf Pro

20 TB, 3.5"
CHF31.95/1TB
188Ratings
BrandMore from Seagate
Test reportsVery good based on 1 test
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Product details

IronWolf Pro is designed to deliver reliable and dependable performance in heavy workload environments around the clock. It is designed for use in commercial and enterprise NAS storage solutions with multiple bays, multiple users and multiple applications.

Key specifications

Scope of application
NAS
Interface
SATA
Interface version
SATA III
Cache
256 MB
Sustained Speed HDD
285 MB/s
Max. Speed
7200 RPM
Storage Technology
CMR
Documents
Technical data sheet.pdf

General information

Item number
21950868
Manufacturer
Seagate
Category
Hard drives
Manufacturer no.
ST20000NT001
Release date
9.8.2022
Sales rank in Category Hard drives
35 of 2429

Data storage properties

Scope of application
NAS
Interface
SATA
Interface version
SATA III
Form factor
3.5"
Storage capacity
20 TB
Cache
256 MB
Sustained Speed HDD
285 MB/s
Max. Speed
7200 RPM
Storage Technology
CMR
Hard disk filling
Helium
Max. Workload Rate
550 TB/J
MTBF
2500000 h
Hard disk additional functions
Hot plugging

Operating conditions

Maximum operating temperature
65 °C

Noise emission

Max. noise level
20 dB

Power supply

Power consumption (standby)
1 W
Power consumption
7.70 W

Origin

Country of origin
China

Sustainability

Manufacturer commitment
SBTi

Voluntary climate contribution

CO₂ emissions
84.23 kg
Climate contribution
CHF 2.–

Scope of delivery

Scope of delivery
3 years Seagate Rescue data recovery

Product dimensions

Length
14.70 cm
Width
10.19 cm
Height
2.61 cm
Weight
670 g

Package dimensions

Length
22.30 cm
Width
15.20 cm
Height
7.50 cm
Weight
764 g

30-day right of return
5 years Warranty (Bring-in)
5 additional offers

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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
  • 2.Synology
    0.8 %
  • 4.Dell
    1 %
  • 5.WD
    1.6 %
  • 6.Toshiba
    1.7 %
  • 7.Seagate
    2.1 %

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
  • 1.HPE
    0 days
  • 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
    1.9 %
  • 3.WD
    2.5 %
  • 4.Seagate
    3 %
  • 5.Toshiba
    3.6 %
  • 6.HPE
    7.4 %
Source: Digitec Galaxus

Translation: machine translated
Very good100/100
CHIP OnlineSingle testReleaseAugust 2025
  • PositiveVery good read and write transfer rates
  • PositiveVery favourable price per gigabyte
  • PositiveSuitable for NAS and continuous operation
  • Positive5 years warranty
  • NegativeHigh power consumption during operation
  • NegativeRelatively high power consumption in idle mode