Scan code: LN110535 Manufacturer code: ZA3840NX1A001

Seagate 3.84TB IronWolf Pro 125 NAS SSD SATA 2.5"

3.84TB Seagate IronWolf Pro 125 NAS 2.5" SSD, SATA III 6GB/S, 3D TLC NAND, Read 545MB/s, Write 520MB/s, 96k/30k IOPS

Thumbnail 1 : Seagate 3.84TB IronWolf Pro 125 NAS SSD SATA 2.5"
Seagate 3.84TB IronWolf Pro 125 NAS SSD SATA 2.5" : image 1
Scan code: LN110535 Manufacturer code: ZA3840NX1A001
£534.49Item overdue since 04 March 2021
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    Weekend, timed and European delivery options are available at checkout
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  • SCANPROTECT Protect against installation damage for 28 days. More info

    ScanProtect is an enhanced warranty specifically designed and offered by Scan to reduce the risk of any mishap or damage to components during installation.

    Our aim with ScanProtect is to encourage our customers to upgrade or build their own PC confidently. For a small additional fee our customers are provided with complete peace of mind.

  • 48HR REPLACEMENT If you need to return this item, your replacement will be dispatched within 2 working days of your product arriving back at Scan. More info
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High Performance 3.84TB IronWolf Pro 125 NAS SSD from Seagate

IronWolf Pro 125 NAS SSD

Experience Blistering Performance and Uncompromised Endurance

The Seagate IronWolf® Pro 125 is a high-quality SSD optimized for NAS storage that delivers incredible power, thanks to the performance with up to 1 DWPD for storing more data, and its easy to use 2.5 inch form factor that is just 7.1 mm in height, the drive runs swiftly. The IronWolf® Pro 125 technical highlight is it’s 6Gb/s interface, which is the latest SATA III standard. Seagate IronWolf® SSDs are built for NAS and offer capacities ranging from 240GB to 4TB.





545 MB/sMax.

520 MB/sMax.

Kick Your NAS Server Up a Notch

When you want an SSD that is everything NAS, the IronWolf® Pro 125 is the only NAS storage solution that you’ll require. The IronWolf® Pro 125 drive is always ready to work and is tough enough to protect your data while handling peak user workloads with 24x7 always-on capability, they offer a wide range of capacities and lead the pack in scalability to meet your home and small office NAS.

Other Solid State Drives in the 2.5" IronWolf® Pro 125 NAS range:

3.84TB 1.92TB 960GB 480GB 240GB

Drive Health and Data Recovery



IronWolf Health Management (IHM) improves overall system reliability by displaying actionable prevention, intervention, and recovery options. When IronWolf drives are integrated into compatible NAS systems, the overall system increases due to constant monitoring and user alerts.

Rescue Data Recovery Services


Got your back for the long run

When the unexpected happens – like water damage or natural disaster – Rescue Services help you defend against data loss and retrieval costs, so you can rest easier.

Capacity 3.84TB
Edition Pro 125
Form Factor 2.5"
Height 7.1 mm
Interface SATA 3.0 (6Gb/s)
Host Controller Interface  
Flash Memory Type 3D TLC
Max. Read 545 MB/s
Max. Write 520 MB/s
DRAM Cache Memory N/A
DRAM Cache Memory Type  
Max. Random Read 4K 96,000 IOPS
Max. Random Write 4K 30,000 IOPS
Latency N/A
Special Features  
Power Consumption (active) 5.0W
Max. Endurance Rating  
MTBF 2,000,000 Hours
Max. Operating Vibration  
Max. Non-operating Vibration  
Max. Operating Shock  
Max. Non-operating Shock 1,500
Connectivity 1 x SATA 3.0 (6Gb/s)
OS Support  
Bracket N/A
Dimensions 70.10 x 7.10 x 100.35 mm (WxHxD)
Weight 62 g
Package Type  
Additional Information
Scan Code LN110535
Model Number ZA3840NX1A001
GTIN 8719706027250

Please note your statutory rights are not affected.

For further information regarding Scan's warranty procedure please see our terms and conditions

60 months
Return to base
DOA Period:
28 days
RTB Period:
1 months
Manufacturer Contact Details
Scan Computers
0871-472-4747 or 01204-474747
TekSpek Guides
SSD Form Factors
SSD Form Factors
Date Issued: 27th Nov 2017

The arrival of the solid-state drive (SSD) has revolutionised the speed at which modern PCs perform common tasks. This is because SSDs have no moving parts, compared to larger, bulkier mechanical drives, thus they store information on memory chips. This means that accesses, reads and writes are many, many times faster

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