3.5 Inch Hard Drives (HDD)

Internal Hard Drives (HDD)

CCTV 3.5 Inch Hard Drives (HDD)

Desktop 3.5 Inch Hard Drives (HDD)

Enterprise 3.5 Inch Hard Drives (HDD)

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48 Items found

WD 1TB Blue HDD 7200rpm 64MB Cache Internal Hard Drive (WD10EZEX)

HD-366-WD

(3)

WD10EZEX, 1TB Hard Drive, 3.5 inch SATA 6Gb/s, 7200RPM Spin Speed, 8.9ms Average Seek Time, 64MB Cache, 2 Year Warranty

£43.99 (incl. VAT)

In stock

WD 6TB Red Pro 7200rpm HDD 256MB Cache Internal NAS Hard Drive (WD6003FFBX)

HD-554-WD

(1)

6TB Hard Drive, WD6003FFBX, SATA 6GB/s Interface, IntellliPower 7200RPM Spin Speed, 256MB Cache, CMR Technology, 5 Year Warranty

£194.99 (incl. VAT)

In stock

Seagate 12TB IronWolf NAS 7200RPM HDD 256MB Cache Internal Hard Drive (ST12000VN0008)

HD-3BT-SE

12TB Hard Drive, ST12000VN0008, Part of the IronWolf Guardian Range, NAS Drive, 3.5 inch, SATA 6Gb/s Interface, CMR Technology, 3 Year Warranty, 3-year included Rescue Data Recovery

£299.99 (incl. VAT)

In stock

Seagate 8TB IronWolf NAS 7200RPM HDD 256MB Cache Internal Hard Drive (ST8000VN004)

HD-3CD-SE

8TB Hard Drive, ST8000VN004, Part of the IronWolf Guardian Range, NAS Drive, 3.5 inch, SATA 6Gb/s Interface, CMR Technology, 3 Year Warranty, 3-year included Rescue Data Recovery plan

£214.99 (incl. VAT)

In stock

WD 10TB Red Pro 7200rpm HDD 256MB Cache Internal NAS Hard Drive (WD102KFBX)

HD-575-WD

10TB Hard Drive, WD102KFBX, SATA 6GB/s Interface, IntellliPower 7200RPM Spin Speed, 256MB Cache, CMR Technology, 5 Year Warranty

£314.99 (incl. VAT)

In stock

WD 10TB Red Plus 7200rpm HDD 256MB Cache Internal NAS Hard Drive (WD101EFBX)

HD-578-WD

10TB Hard Drive, WD101EFBX, 3.5 Inch, SATA 6GB/s Interface, 256MB Cache, CMR Technology, Optimal compatibility for NAS systems, 3 Year Warranty

£274.99 (incl. VAT)

In stock

Save 17%

Seagate 10TB IronWolf NAS 7200RPM HDD 256MB Cache Internal Hard Drive (ST10000VN000)

HD-3ES-SE

10TB Hard Drive, ST10000VN000, Part of the IronWolf Guardian Range, NAS Drive, 3.5 inch, SATA 6Gb/s Interface, CMR Technology, 3 Year Warranty, 3-year included Rescue Data Recovery

£299.99 £249.95 (incl. VAT)

In stock

Seagate 4TB IronWolf NAS 5400RPM HDD 256MB Cache Internal Hard Drive (ST4000VN006)

HD-3EU-SE

4TB Hard Drive, ST4000VN006, Part of the IronWolf Guardian Range, NAS Drive, 3.5 inch, SATA 6Gb/s Interface, CMR Technology, 3 Year Warranty, 3-year included Rescue Data Recovery plan

£106.99 (incl. VAT)

In stock

Seagate 6TB IronWolf NAS HDD 5400RPM 256MB Cache Internal Hard Drive

STO-SEA-00561

6TB Hard Drive, ST6000VN006, Part of the IronWolf Guardian Range, NAS Drive, 3.5 inch, CMR Technology, 5400RPM Spin Speed, 256MB Cache, 3 Year Warranty, 3-year included Rescue Data Recovery plan

£167.99 (incl. VAT)

In stock

Save 19%

Seagate 8TB IronWolf NAS HDD 5400RPM 256MB Cache Internal Hard Drive

STO-SEA-00562

(1)

8TB Hard Drive, ST8000VN002, Part of the IronWolf Guardian Range, NAS Drive, 3.5 inch, CMR Technology, 5400RPM Spin Speed, 256MB Cache, 3 Year Warranty, 3-year included Rescue Data Recovery plan

£209.99 £169.99 (incl. VAT)

In stock

Save 14%

Seagate FireCuda 8TB 7200RPM SATA 6Gb/s 256MB Cache Hard Drive (ST8000DXA01)

STO-SEA-01033

ST8000DXA01, Part of the Compute Guardian Range, 8TB Capacity, 3.5 inch, SATA 6Gb/s Interface, 7200RPM Spin Speed, 256MB Cache, 5 Year Warranty

£242.99 £209.99 (incl. VAT)

In stock

WD 6TB Red Plus 5400rpm HDD 256MB Cache Internal NAS Hard Drive (WD60EFPX)

HD-59U-WD

6TB Hard Drive, WD60EFPX, 3.5 Inch, SATA 6GB/s Interface, 256MB Cache, CMR Technology, Optimal compatibility for NAS systems, 3 Year Warranty

£152.99 (incl. VAT)

In stock

Seagate 2TB IronWolf NAS HDD 5900RPM 256MB Cache Internal Hard Drive

STO-SEA-00560

2TB Hard Drive, ST2000VN003, Part of the IronWolf Guardian Range, NAS Drive, 3.5 inch, CMR Technology, 5900RPM Spin Speed, 256MB Cache, 3 Year Warranty, 3-year included Rescue Data Recovery plan

£85.99 (incl. VAT)

In stock

Save 5%

Seagate 4TB IronWolf PRO NAS HDD 7200RPM 128MB Cache Internal Hard Drive

STO-SEA-00563

4TB Hard Drive, ST4000NT001, Part of the IronWolf PRO Guardian Range, NAS Drive, 3.5 inch, CMR Technology, 7200RPM Spin Speed, 256MB Cache, 5 Year Warranty, 3-year included Rescue Data Recovery plan

£134.99 £127.99 (incl. VAT)

In stock

Save 5%

Seagate 6TB IronWolf PRO NAS HDD 7200RPM 256MB Cache Internal Hard Drive

STO-SEA-00564

6TB Hard Drive, ST6000NT001, Part of the IronWolf PRO Guardian Range, NAS Drive, 3.5 inch, CMR Technology, 7200RPM Spin Speed, 256MB Cache, 5 Year Warranty, 3-year included Rescue Data Recovery plan

£209.99 £199.99 (incl. VAT)

In stock

Seagate 8TB IronWolf PRO NAS HDD 7200RPM 256MB Cache Internal Hard Drive

STO-SEA-00565

8TB Hard Drive, ST8000NT001, Part of the IronWolf PRO Guardian Range, NAS Drive, 3.5 inch, CMR Technology, 7200RPM Spin Speed, 256MB Cache, 5 Year Warranty, 3-year included Rescue Data Recovery plan

£214.99 (incl. VAT)

In stock

Seagate 10TB IronWolf PRO NAS HDD 7200RPM 256MB Cache Internal Hard Drive

STO-SEA-00566

10TB Hard Drive, ST10000NT001, Part of the IronWolf PRO Guardian Range, NAS Drive, 3.5 inch, CMR Technology, 7200RPM Spin Speed, 256MB Cache, 5 Year Warranty, 3-year included Rescue Data Recovery plan

£279.95 (incl. VAT)

In stock

Seagate 12TB IronWolf PRO NAS HDD 7200RPM 256MB Cache Internal Hard Drive

STO-SEA-00567

12TB Hard Drive, Helium, Part of the IronWolf PRO Guardian Range, NAS Drive, 3.5 inch, CMR Technology, 7200RPM Spin Speed, 256MB Cache, 5 Year Warranty, 3-year included Rescue Data Recovery plan

£364.99 (incl. VAT)

In stock

Seagate 2TB SkyHawk HDD 256MB Cache Surveillance Internal CCTV Hard Drive

STO-SEA-00572

2TB Hard Drive, ST2000VX017, Part of the SkyHawk Guardian Range, Surveillance Drive, 3.5 inch, CMR Technology, SATA 6Gb/s Interface, 256MB Cache, 3 Year Warranty

£58.99 (incl. VAT)

In stock

Seagate 4TB SkyHawk HDD 256MB Cache Surveillance Internal CCTV Hard Drive

STO-SEA-00573

4TB Hard Drive, ST4000VX016, Part of the SkyHawk Guardian Range, Surveillance Drive, 3.5 inch, CMR Technology, SATA 6Gb/s Interface, 256MB Cache, 3 Year Warranty

£89.99 (incl. VAT)

In stock

Seagate 6TB SkyHawk HDD 256MB Cache Surveillance Internal CCTV Hard Drive

STO-SEA-00574

6TB Hard Drive, ST6000VX009, Part of the SkyHawk Guardian Range, Surveillance Drive, 3.5 inch, CMR Technology, SATA 6Gb/s Interface, 256MB Cache, 3 Year Warranty

£136.99 (incl. VAT)

In stock

Seagate 8TB SkyHawk HDD 256MB Cache Surveillance Internal CCTV Hard Drive

STO-SEA-00575

8TB Hard Drive, ST8000VX010, Part of the SkyHawk Guardian Range, Surveillance Drive, 3.5 inch, CMR Technology, SATA 6Gb/s Interface, 256MB Cache, 3 Year Warranty

£179.99 (incl. VAT)

In stock

Save 7%

WD 8TB Blue HDD 5640rpm 256MB Cache Internal Hard Drive (WD80EAAZ)

STO-WDC-01658

8TB Hard Drive, WD80EAAZ, 3.5 inch, SATA 6Gb/s Interface, IntelliPower 5640 RPM Spin Speed, 256MB Cache, 2 Year Warranty.

£214.99 £199.99 (incl. VAT)

In stock

WD 2TB Blue HDD 5400rpm 64MB Cache Internal Hard Drive (WD20EARZ)

STO-WDC-01659

2TB Hard Drive, WD20EARZ, 3.5 inch, SATA 6Gb/s Interface, IntelliPower 5400rpm Spin Speed, 64MB Cache, 2 Year Warranty.

£59.99 (incl. VAT)

In stock

Seagate 1TB BarraCuda HDD 7200rpm 256MB Cache Internal Hard Drive (ST1000DM014)

STO-SEA-01807

1TB Hard Dirve, ST1000DM014, Part of the Compute Guardian Range, 3.5 inch, SATA 6Gb/s Interface, SMR Technology, 7200RPM Spin Speed, 256MB Cache, 2 Year Warranty,

£47.99 (incl. VAT)

In stock

Seagate 2TB Barracuda HDD 7200RPM 256MB Cache Internal Hard Drive (ST2000DM008)

HD-3A5-SE

(3)

2TB Hard Drive, ST2000DM008, Part of the Compute Guardian Range, 3.5 inch, SATA 6Gb/s Interface, SMR Technology, 7200RPM Spin Speed, 256MB Cache, 2 Year Warranty,

£57.95 (incl. VAT)

In stock

Seagate 4TB Barracuda HDD 5400RPM 256MB Cache Internal Hard Drive (ST4000DM004)

HD-37T-SE

4TB Hard Drive, ST4000DM004, Part of the Compute Guardian Range, 3.5 inch, SATA 6Gb/s Interface, SMR Technology, 5400RPM Spin Speed, 256MB Cache, 2 Year Warranty

£94.99 (incl. VAT)

In stock

Save 28%

Seagate 6TB Barracuda HDD 5400RPM 256MB Cache Internal Hard Drive (ST6000DM003)

HD-39D-SE

6TB Hard Drive, ST6000DM003, Part of the Compute Guardian Range, 3.5 inch, SATA 6Gb/s Interface, SMR Technology, 5400RPM Spin Speed, 256MB Cache, 2 Year Warranty

£194.99 £139.99 (incl. VAT)

In stock

Seagate 8TB Barracuda HDD 5400RPM 256MB Cache Internal Hard Drive (ST8000DM004)

HD-39Z-SE

(2)

ST8000DM004, Part of the Compute Guardian Range, 8TB Capacity, 3.5 inch, SATA 6Gb/s Interface, SMR Technology, 5400RPM Spin Speed, 256MB Cache, 2 Year Warranty

£189.95 (incl. VAT)

In stock

Seagate 3TB Barracuda HDD 5400RPM 256MB Cache Internal Hard Drive (ST3000DM007)

HD-3A2-SE

3TB Hard Drive, ST3000DM007, Part of the Compute Guardian Range, 3.5 inch, SATA 6Gb/s Interface, SMR Technology, 5400RPM Spin Speed, 256MB Cache, 2 Year Warranty

£88.99 (incl. VAT)

In stock

WD 8TB Black HDD 7200RPM 128MB Cache Internal Performance Hard Drive (WD8002FZWX)

HD-596-WD

8TB Hard Drive, WD8002FZWX, 3.5 inch, SATA 6Gb/s, 7200RPM Spin Speed, 128MB Cache, up to 263MB/s, 5 Year Warranty

£289.99 (incl. VAT)

In stock

WD Gold 12TB 3.5" 7200RPM HDD 256MB Cache Datacenter Hard Drive (WD121KRYZ)

HD-54Y-WD

WD121KRYZ, 12TB Capacity, 3.5 inch, SATA 6Gb/s Interface, 7200RPM Spin Speed, 256MB Cache, OEM, 255MB/s Transfer Rate, 5 Year Warranty

£339.95 (incl. VAT)

Pre order

WD 4TB Red Pro 7200rpm HDD 256MB Cache Internal NAS Hard Drive (WD4003FFBX)

HD-555-WD

4TB Hard Drive, WD4003FFBX, SATA 6GB/s Interface, IntellliPower 7200RPM Spin Speed, 256MB Cache, CMR Technology, 5 Year Warranty

£136.99 (incl. VAT)

Pre order

Save 23%

WD 8TB Red Pro 7200rpm HDD 256MB Cache Internal NAS Hard Drive (WD8003FFBX)

HD-55C-WD

8TB Hard Drive, WD8003FFBX, SATA 6GB/s Interface, IntellliPower 7200RPM Spin Speed, 256MB Cache, CMR Technology, 5 Year Warranty

£259.99 £199.99 (incl. VAT)

Pre order

WD Gold 10TB 3.5" 7200RPM HDD 256MB Cache Datacenter Hard Drive (WD102KRYZ)

HD-56G-WD

(1)

WD102KRYZ, 10TB Capacity, 3.5 inch, SATA 6Gb/s Interface, 7200RPM Spin Speed, 256MB Cache, OEM, 262MB/s Transfer Rate, 5 Year Warranty

£249.95 (incl. VAT)

Pre order

WD 12TB Red Plus 7200rpm HDD 256MB Cache Internal NAS Hard Drive (WD120EFBX)

HD-579-WD

12TB Hard Drive, WD120EFBX, 3.5 Inch, SATA 6GB/s Interface, 256MB Cache, CMR Technology, Optimal compatibility for NAS systems, 3 Year Warranty

£309.95 (incl. VAT)

Pre order

WD 14TB Red Plus 7200rpm HDD 512MB Cache Internal NAS Hard Drive (WD140EFGX)

HD-57A-WD

14TB Hard Drive, WD140EFGX , 3.5 Inch, SATA 6GB/s Interface, 512MB Cache, CMR Technology, Optimal compatibility for NAS systems, 3 Year Warranty

£449.99 (incl. VAT)

Pre order

WD 12TB Red Pro 7200rpm HDD 256MB Cache Internal NAS Hard Drive (WD121KFBX)

HD-57B-WD

12TB Hard Drive, WD121KFBX, SATA 6GB/s Interface, IntellliPower 7200RPM Spin Speed, 256MB Cache, CMR Technology, 5 Year Warranty

£389.99 (incl. VAT)

Pre order

WD 3TB Blue HDD 5400rpm 256MB Cache Internal Hard Drive (WD30EZAZ)

HD-57R-WD

3TB Hard Drive, WD30EZRZ, 3.5 inch, SATA 6Gb/s Interface, IntelliPower Spin Speed, 256MB Cache, 2 Year Warranty.

£99.95 (incl. VAT)

Pre order

WD 10TB Black HDD 7200RPM 256MB Cache Internal Performance Hard Drive (WD101FZBX)

HD-577-WD

10TB Hard Drive, WD101FZBX, 3.5 inch, SATA 6Gb/s, 7200RPM Spin Speed, 256MB Cache, HDD average transfer rateis 263 MB/s, 5 Year Warranty

£369.95 (incl. VAT)

Pre order

3.5 Inch Hard Drives

Seagate 8TB Barracuda HDD 5400RPM 256MB Cache Internal Hard Drive

Hard drives are still a great storage option for gamers and professionals looking to store significant amounts of data. Whether you're building a high-performance desktop, expanding your NAS system, or need dependable storage for your server, these hard drives offer the perfect balance of speed, durability, and affordability. With capacities ranging from 250GB all the way to twenty-plus terabytes, 3.5-inch HDDs are ideal for handling large files, backups, and long-term storage. Take your pick from industry-leading brands, such as WD and Seagate, to level up your storage solution.

A M.2 SSD, 2.5 inch HDD, and 3.5 inch HDD lined up next to each other with text overlayed – OcUK's Guide To Storage: How To Best Use HDDs and SSDs.

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Don’t know your HDDs from your SSDs? This dedicated article on the Overclockers UK Blog has everything you need to know about storage.

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Whether you are after advice, product information or even aftersales support we are here for you. Overclockers UK offers unparalleled customer service which is available across multiple platforms including telephone, social media, email, webnotes, live chat, and even a dedicated section on Overclockers forum. We even offer a 3 year warranty on our own PC's.

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3.5 Inch Hard Drives (HDD)

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