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Small Item Delivery £4.95, free over £100
Large Item Delivery £9.95
A year of fast delivery with Argos Plus

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TechnologyTechnology
Computer accessoriesComputer accessories
External hard drives

External hard drives

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

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25 products

Samsung 990 PRO Heatsink 1TB SSD for PC & PS5

Samsung 990 PRO Heatsink 1TB SSD for PC & PS5

Rating 5.0 out of 5, from 36 reviews

(36)

Save £10.00

£254.99

£264.99

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Samsung 990 PRO Heatsink 2TB SSD for PC & PS5

Samsung 990 PRO Heatsink 2TB SSD for PC & PS5

Rating 4.9 out of 5, from 154 reviews

(154)

£509.99

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PNY CS900 250GB SSD

PNY CS900 250GB SSD

Rating 4.5 out of 5, from 65 reviews

(65)

£48.99

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Samsung 9100 PRO 2TB PCIe 5.0 NVMe M.2 Internal SSD

Samsung 9100 PRO 2TB PCIe 5.0 NVMe M.2 Internal SSD

£529.99

Free Delivery

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PNY CS900 1TB SSD

PNY CS900 1TB SSD

Rating 4.6 out of 5, from 32 reviews

(32)

£132.99

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Samsung 990 EVO Plus 2TB PCIe NVMe M.2 Internal SSD

Samsung 990 EVO Plus 2TB PCIe NVMe M.2 Internal SSD

Rating 5.0 out of 5, from 22 reviews

(22)

£394.99

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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.

Samsung 9100 PRO 1TB Internal SSD

Samsung 9100 PRO 1TB Internal SSD

£168.99

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WD BLACK SN850P 1TB NVMe SSD for PlayStation 5

WD BLACK SN850P 1TB NVMe SSD for PlayStation 5

£211.99

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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.

Related categories

Samsung External Hard Drives External Hard Drives 2TB External Hard Drives 1TB External Hard Drives 4TB External Hard Drives Seagate External Hard Drives 1TB Laptops 2TB Internal Hard Drive Hard Drive Caddy 256GB USB Memory Stick

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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.