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Consumer HDDs

Consumer hard drives from CSSi South Africa cover desktop storage, gaming rig capacity tiers and home NAS bays at sharp ZAR pricing. As an authorised distributor for Western Digital, Seagate and Toshiba, CSSi stocks 3.5" SATA drives from 1 TB to 24 TB, with options optimised for desktop, NAS and surveillance use. Backed by 26 years of storage expertise, a best-price guarantee and Africa-wide delivery from Johannesburg, Cape Town and Durban.

Buyer’s guide

Consumer HDDs use SATA 6 Gb/s and the 3.5" form factor. Choose by intended workload: desktop drives (WD Blue, Seagate BarraCuda) for general PC use; NAS drives (WD Red, Seagate IronWolf, Toshiba N300) for multi-bay enclosures with rotational vibration tolerance; surveillance drives (WD Purple, Seagate SkyHawk) for 24/7 NVR write streams. Higher capacity drives use CMR or SMR recording — CMR is preferred for any RAID, NAS or sustained-write role.

Use cases

Desktop file storage, gaming libraries, home media servers (Plex, Jellyfin), small-business file shares, home and SMB NAS units up to 8 bays, and entry-level CCTV NVRs. For multi-bay NAS, surveillance and 24/7 duty, see our Enterprise HDDs range. Pair with External Drives for offsite backup rotation.

Why buy from CSSi

Authorised-channel stock with full manufacturer warranty, ZAR invoicing, nationwide delivery, channel rates for resellers, and the safety net of CSSi’s ISO Class-100 recovery lab should a drive ever fail.

Frequently Asked Questions

What is the difference between CMR and SMR drives?

CMR (Conventional Magnetic Recording) writes tracks without overlap, delivering consistent performance suitable for RAID and NAS. SMR (Shingled) overlaps tracks for higher density but slows down under sustained writes — avoid SMR in RAID arrays.

Can I use a consumer HDD in a NAS?

In single or dual-bay home units, yes. For 4-bay and larger NAS or anything running 24/7, choose NAS-rated drives (WD Red, IronWolf, N300) for vibration tolerance and firmware tuned for array workloads.

What warranty applies?

Typically 2 or 3 years manufacturer warranty depending on series. NAS and surveillance models often carry longer warranties than general desktop drives. CSSi handles RMA for South African customers.

Seagate One Touch STKZ4000400 Hard Disk 4 TB External (portable)
✅ In Stock
Brand: SEAGATE Stock: In Stock
R5,165
incl. VAT:R5,940
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Seagate SkyHawk AI ST20000VE004 internal hard drive 20 TB 7200 RPM 512 MB 3.5 Seagate SkyHawk AI ST20000VE004 internal hard drive 20 TB 7200 RPM 512 MB 3.5
✅ In Stock
Brand: SEAGATE Stock: In Stock
The Seagate SkyHawk™ AI hard drive—with up to 24TB of capacity—is purpose-built for AI video analytics and surveillance systems, supporting up to 64 H..
R14,799
incl. VAT:R17,018
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Seagate SkyHawk AI 3.5 24 TB Serial ATA III Seagate SkyHawk AI 3.5 24 TB Serial ATA III
✅ In Stock
Brand: SEAGATE Stock: In Stock
Start/stop cycles: 600000 | Power consumption (standby): 1 W | Harmonized System (HS) code: 84717050 | Width: 101.8 mm | HDD size: 3.5" | Operating te..
R18,414
incl. VAT:R21,177
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Seagate SkyHawk AI internal hard drive 16 TB 7200 RPM 512 MB 3.5 Serial ATA III (ST16000VE004) Seagate SkyHawk AI internal hard drive 16 TB 7200 RPM 512 MB 3.5 Serial ATA III (ST16000VE004)
✅ In Stock
Brand: SEAGATE Stock: In Stock
Number of AI channels: 32 | Warnings: Do not expose to high temperatures or moisture. | Warnings: Do not open or disassemble. | Warnings: Do not drop ..
R13,987
incl. VAT:R16,085
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Seagate SkyHawk AI internal hard drive 32 TB 512 MB 3.5 Serial ATA III Seagate SkyHawk AI internal hard drive 32 TB 512 MB 3.5 Serial ATA III
✅ In Stock
Brand: SEAGATE Stock: In Stock
Power consumption (standby): 1.2 W | Power consumption (read): 8.2 W | Harmonized System (HS) code: 84717050 | Workload rate limit: 550 TB/year | Powe..
R25,704
incl. VAT:R29,560
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Seagate SkyHawk internal hard drive 2 TB 256 MB 3.5
✅ In Stock
Brand: SEAGATE Stock: In Stock
SkyHawk™ leverages Seagate's extensive experience in designing drives purpose-built for surveillance applications.ImagePerfect™ firmware is designed t..
R4,358
incl. VAT:R5,011
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Seagate SkyHawk internal hard drive 1 TB 256 MB 3.5 Seagate SkyHawk internal hard drive 1 TB 256 MB 3.5
✅ In Stock
Brand: SEAGATE Stock: In Stock
SkyHawk™ leverages Seagate's extensive experience in designing drives purpose-built for surveillance applications.ImagePerfect™ firmware is designed t..
R3,312
incl. VAT:R3,809
Add to Cart
Seagate SkyHawk internal hard drive 2 TB 256 MB 3.5 Seagate SkyHawk internal hard drive 2 TB 256 MB 3.5
✅ In Stock
Brand: SEAGATE Stock: In Stock
SkyHawk™ leverages Seagate's extensive experience in designing drives purpose-built for surveillance applications.ImagePerfect™ firmware is designed t..
R3,558
incl. VAT:R4,092
Add to Cart
Seagate SkyHawk internal hard drive 4 TB 256 MB 3.5 Serial ATA III (ST4000VX016) Seagate SkyHawk internal hard drive 4 TB 256 MB 3.5 Serial ATA III (ST4000VX016)
✅ In Stock
Brand: SEAGATE Stock: In Stock
Start/stop cycles: 600000 | HDD interface transfer rate: 6 Gbit/s | Height: 20.2 mm | Weight: 490 g | Component for: PC | Width: 101.8 mm | Interface:..
R3,922
incl. VAT:R4,511
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Seagate SkyHawk ST6000VX009 internal hard drive 6 TB 256 MB 3.5 Seagate SkyHawk ST6000VX009 internal hard drive 6 TB 256 MB 3.5
✅ In Stock
Brand: SEAGATE Stock: In Stock
SkyHawk™ leverages Seagate's extensive experience in designing drives purpose-built for surveillance applications.ImagePerfect™ firmware is designed t..
R5,412
incl. VAT:R6,223
Add to Cart
StarTech.com 2.5 3.5 SATA SSD Hard Disk Duplicator Eraser Hard Disk Copy Station
✅ In Stock
Brand: STARTECH.COM Stock: In Stock
R9,074
incl. VAT:R10,436
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Synology HAS5310 Hard Disk Enterprise 20 TB Internal 3.5 Inch (8.9cm)
✅ In Stock
Brand: SYNOLOGY Stock: In Stock
R24,954
incl. VAT:R28,697
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