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Computer accessoriesComputer accessories
External hard drives

External hard drives

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

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27 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)

£269.99

Free Delivery

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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 155 reviews

(155)

£529.99

Free Delivery

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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 23 reviews

(23)

£279.99

Free Delivery

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Samsung 990 PRO Heatsink 4TB SSD for PC & PS5

Samsung 990 PRO Heatsink 4TB SSD for PC & PS5

Rating 5.0 out of 5, from 4 reviews

(4)

£890.99

Free Delivery

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PNY CS900 1TB SSD

PNY CS900 1TB SSD

Rating 4.6 out of 5, from 33 reviews

(33)

£132.99

Free Delivery

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Samsung 990 PRO 4TB PCIe 4.0 NVMe Internal SSD

Samsung 990 PRO 4TB PCIe 4.0 NVMe Internal SSD

Rating 4.8 out of 5, from 4 reviews

(4)

£859.99

Free Delivery

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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.

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 990 PRO 1TB PCIe 4.0 NVMe Internal SSD

Samsung 990 PRO 1TB PCIe 4.0 NVMe Internal SSD

Rating 4.9 out of 5, from 35 reviews

(35)

£169.99

Free Delivery

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Samsung 870 EVO 2TB Internal SSD

Samsung 870 EVO 2TB Internal SSD

Rating 5.0 out of 5, from 3 reviews

(3)

£689.99

Free Delivery

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Samsung 990 EVO Plus 1TB Internal SSD

Samsung 990 EVO Plus 1TB Internal SSD

Rating 5.0 out of 5, from 3 reviews

(3)

£229.99

Free Delivery

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Samsung 990 PRO 2TB PCIe 4.0 NVMe SSD Internal Hard Drive

Samsung 990 PRO 2TB PCIe 4.0 NVMe SSD Internal Hard Drive

Rating 4.8 out of 5, from 27 reviews

(27)

£291.99

Free Delivery

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Samsung 9100 PRO 1TB Internal SSD

Samsung 9100 PRO 1TB Internal SSD

Rating 4.0 out of 5, from 1 reviews

(1)

£269.99

Free Delivery

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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 990 EVO Plus 4TB Internal SSD

Samsung 990 EVO Plus 4TB Internal SSD

Rating 5.0 out of 5, from 7 reviews

(7)

£819.99

Free Delivery

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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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WD BLACK SN850P 1TB NVMe SSD for PlayStation 5

WD BLACK SN850P 1TB NVMe SSD for PlayStation 5

£211.99

Free Delivery

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WD SN770M 1TB NVMe Internal SSD

WD SN770M 1TB NVMe Internal SSD

Rating 5.0 out of 5, from 2 reviews

(2)

£178.99

Free Delivery

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WD SN850P 1TB HS NVMe Internal SSD for PS5

WD SN850P 1TB HS NVMe Internal SSD for PS5

Rating 5.0 out of 5, from 1 reviews

(1)

£211.99

Free Delivery

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WD SN850P 4TB NVMe SSD for PS5

WD SN850P 4TB NVMe SSD for PS5

£581.99

Free Delivery

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WD SN850P 2TB NVMe SSD for PS5

WD SN850P 2TB NVMe SSD for PS5

Rating 5.0 out of 5, from 3 reviews

(3)

£403.99

Free Delivery

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WD SN770M 2TB M.2 Internal SSD

WD SN770M 2TB M.2 Internal SSD

Rating 5.0 out of 5, from 1 reviews

(1)

£411.99

Free Delivery

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WD_BLACK C50 1TB Expansion Card SSD for Xbox Series X/S

WD_BLACK C50 1TB Expansion Card SSD for Xbox Series X/S

Rating 4.9 out of 5, from 52 reviews

(52)

£153.99

Free Delivery

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WD_Black SN770 1TB NVMe Gaming SSD

WD_Black SN770 1TB NVMe Gaming SSD

Rating 4.9 out of 5, from 37 reviews

(37)

£76.99

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WD_BLACK SN850X Heatsink 1TB NVMe SSD for PS5 & PC

WD_BLACK SN850X Heatsink 1TB NVMe SSD for PS5 & PC

Rating 4.9 out of 5, from 78 reviews

(78)

£192.99

Free Delivery

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SanDisk Optimus 5100 NVMe 500GB Internal SSD

SanDisk Optimus 5100 NVMe 500GB Internal SSD

£149.99

Free Delivery

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SanDisk Optimus GX PRO 850X NVMe 1TB Internal SSD

SanDisk Optimus GX PRO 850X NVMe 1TB Internal SSD

£269.99

Free Delivery

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Samsung 9100 PRO 4TB PCIe 5.0 NVMe M.2 Internal SSD

Samsung 9100 PRO 4TB PCIe 5.0 NVMe M.2 Internal SSD

£1099.99

Free Delivery

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Samsung 9100 PRO 8TB PCIe 5.0 NVMe M.2 Internal SSD

Samsung 9100 PRO 8TB PCIe 5.0 NVMe M.2 Internal SSD

£2149.99

Free Delivery

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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 Hard Disk Drives SSD Laptops External Hard Drives Desktop External Hard Drives 2TB External Hard Drives 1TB External Hard Drives Seagate External Hard Drives 4TB External Hard Drives 1TB Laptops

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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.

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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.