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Computer accessoriesComputer accessories
External hard drives

Desktop external hard drives

Seagate. Expansion. Seagate expansion desktop drive add-on storage for your PC and Mac.

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16 products

Seagate Expansion Plus 6TB Desktop Hard Drive

Seagate Expansion Plus 6TB Desktop Hard Drive

Rating 4.5 out of 5, from 63 reviews

(63)

£199.99

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Seagate Expansion 8TB Desktop External Hard Drive

Seagate Expansion 8TB Desktop External Hard Drive

£267.99

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UGREEN NAS DXP2800 2-Bay N100 Diskless

UGREEN NAS DXP2800 2-Bay N100 Diskless

Rating 5.0 out of 5, from 4 reviews

(4)

£281.99

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Samsung 870 EVO 500GB Internal SSD

Samsung 870 EVO 500GB Internal SSD

Rating 4.7 out of 5, from 126 reviews

(126)

£239.99

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UGREEN NAS DX4800 Plus 4-Bay 10GbE Diskless

UGREEN NAS DX4800 Plus 4-Bay 10GbE Diskless

Rating 5.0 out of 5, from 1 reviews

(1)

£525.99

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Western Digital Elements 18TB Desktop Hard Drive - Black

Western Digital Elements 18TB Desktop Hard Drive - Black

Rating 4.8 out of 5, from 10 reviews

(10)

£559.99

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*Argos Pay Representative Example

Representative 34.9% APR (variable), 34.95% PA purchase rate (variable), £1,200 assumed credit limit.

Offers and credit subject to status. 18+. UK only. Terms apply. NewDay Ltd is the lender, Argos Limited is the broker.

Seagate Expansion Plus 8TB Desktop Hard Drive

Seagate Expansion Plus 8TB Desktop Hard Drive

Rating 4.5 out of 5, from 80 reviews

(80)

£264.99

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Samsung 870 EVO 1TB Internal SSD

Samsung 870 EVO 1TB Internal SSD

Rating 4.9 out of 5, from 112 reviews

(112)

£324.99

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Seagate One Touch 20 TB External Desktop HDD - USB-C Rescue Recovery

Seagate One Touch 20 TB External Desktop HDD - USB-C Rescue Recovery

£674.99

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Seagate Expansion Desktop 24TB External Hard Drive

Seagate Expansion Desktop 24TB External Hard Drive

Rating 3.0 out of 5, from 1 reviews

(1)

£749.99

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Western Digital Elements 8TB Desktop Hard Drive - Black

Western Digital Elements 8TB Desktop Hard Drive - Black

Rating 4.9 out of 5, from 24 reviews

(24)

£303.99

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Seagate Expansion 12TB Desktop Hard Drive

Seagate Expansion 12TB Desktop Hard Drive

Rating 4.7 out of 5, from 31 reviews

(31)

£279.99

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*Argos Pay Representative Example

Representative 34.9% APR (variable), 34.95% PA purchase rate (variable), £1,200 assumed credit limit.

Offers and credit subject to status. 18+. UK only. Terms apply. NewDay Ltd is the lender, Argos Limited is the broker.

Seagate Expansion V2 16TB Desktop Hard Drive

Seagate Expansion V2 16TB Desktop Hard Drive

Rating 4.8 out of 5, from 19 reviews

(19)

£499.99

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Seagate Expansion 10TB Desktop Hard Drive

Seagate Expansion 10TB Desktop Hard Drive

Rating 4.4 out of 5, from 33 reviews

(33)

£324.99

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Seagate Expansion 20GB Desktop Expansion Hard Drive

Seagate Expansion 20GB Desktop Expansion Hard Drive

£649.99

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Seagate Expansion 16GB Desktop Expansion Hard Drive

Seagate Expansion 16GB Desktop Expansion Hard Drive

£484.99

Compare

*Argos Pay Representative Example

Representative 34.9% APR (variable), 34.95% PA purchase rate (variable), £1,200 assumed credit limit.

Offers and credit subject to status. 18+. UK only. Terms apply. NewDay Ltd is the lender, Argos Limited is the broker.

Related categories

Portable external hard drives Lacie External Hard Drives Internal hard disk drives WD External hard drives Samsung Internal hard disk drives External hard drives Western Digital External hard drives Seagate External hard drives

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© Argos Limited 2026. All Rights Reserved.

*Argos Pay is provided by NewDay Ltd. UK residents aged 18 and over. Offers and credit subject to status. Terms apply.

Argos Limited is a credit broker and not a lender, introducing Argos Pay under an exclusive arrangement with the lender NewDay Ltd.

Argos Limited is authorised and regulated by the Financial Conduct Authority (firm reference number: 713206), registered office: 33 Charterhouse Street, London, EC1M 6HA). NewDay Ltd is a company registered in England and Wales (company number: 7297722), registered office: 7 Handyside Street, London, N1C 4DA. NewDay Ltd is authorised and regulated by the Financial Conduct Authority (firm reference number: 690292) and is also authorised by the Financial Conduct Authority under the Payment Services Regulations 2017 (firm reference number: 555318) for the provision of payment services.

PayPal Pay in 3 is the trading name of PayPal UK LTD, 5 Fleet Place, London, United Kingdom, EC4M 7RD. Terms and conditions apply. Credit subject to status, UK residents only. Argos Limited acts as a broker and offers finance from a restricted range of finance providers. PayPal Pay in 3 is regulated by the Financial Conduct Authority. Pay in 3 eligibility is subject to status and approval. 18+ UK residents only. Pay in 3 is a credit agreement. Check if affordable and how you will repay. May make other borrowing more difficult or expensive. See product terms for more details.

Klarna's Pay in 3 / Pay in 30 days are regulated credit agreements. Borrowing more than you can afford or paying late may negatively impact your financial status and ability to obtain credit. 18+, UK residents only. Subject to status. Ts&Cs and late fees apply.

Argos Care policies are provided by Domestic & General Insurance PLC, who are an insurer not an intermediary. They have not given you a personal recommendation as to whether this policy is suitable for your needs.