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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 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
Type: HDD | Operating temperature (T-T): 0 - 65 °C | Storage drive buffer size: 512 MB | Operating voltage: 5 / 12 V | HDD capacity: 24 TB | Maximum n..
R17,117
incl. VAT:R19,685
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Seagate SkyHawk AI internal hard drive 10 TB 7200 RPM 256 MB 3.5 Serial ATA III (ST10000VE001) Seagate SkyHawk AI internal hard drive 10 TB 7200 RPM 256 MB 3.5 Serial ATA III (ST10000VE001)
✅ In Stock
Brand: SEAGATE Stock: In Stock
HDD average transfer rate: 255 MB/s | Mean time between failures (MTBF): 2000000 h | Start/stop cycles: 600000 | Power consumption (idle): 7.4 W | Ope..
R9,277
incl. VAT:R10,669
Add to Cart
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 ..
R14,092
incl. VAT:R16,206
Add to Cart
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 (typical): 7.72 W | Power consumption (write): 8.2 W | Component for: Surveillance system | HDD interface transfer rate: 6 Gbit/s | ..
R21,209
incl. VAT:R24,390
Add to Cart
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..
R2,900
incl. VAT:R3,335
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
Harmonized System (HS) code: 84717050 | Power consumption (standby): 0.25 W | Power consumption (read): 3.7 W | Start-up current: 1.8 A | 24/7 operati..
R3,920
incl. VAT:R4,508
Add to Cart
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..
R5,373
incl. VAT:R6,179
Add to Cart
Seagate SkyHawk internal hard drive 8 TB 256 MB 3.5 Serial ATA III (ST8000VX010) Seagate SkyHawk internal hard drive 8 TB 256 MB 3.5 Serial ATA III (ST8000VX010)
✅ In Stock
Brand: SEAGATE Stock: In Stock
RV sensor(s): Yes | Interface: Serial ATA III | Recording technology: CMR | Start/stop cycles: 600000 | Workload rate limit: 180 TB/year | Maximum num..
R7,010
incl. VAT:R8,062
Add to Cart
Synology HAT3300-6T NAS 6TB SATA 3.5 HDD internal hard drive 5400 RPM 3.5 Serial ATA
✅ In Stock
Brand: SYNOLOGY Stock: In Stock
Warnings: Do not open or disassemble. | Warnings: Do not drop and avoid strong impacts. | Warnings: Do not expose to high temperatures or moisture. | ..
R7,157
incl. VAT:R8,230
Add to Cart
Synology HAT3310-12T internal hard drive 3.5 12 TB Serial ATA Synology HAT3310-12T internal hard drive 3.5 12 TB Serial ATA
✅ In Stock
Brand: SYNOLOGY Stock: In Stock
Certification: CE, RCM, BSMI, KC, UKCA, UL, TUV, ICES, RoHS | Weight: 720 g | Operating temperature (T-T): 5 - 60 °C | Type: HDD | Storage temperature..
R11,983
incl. VAT:R13,780
Add to Cart
Synology HAT3310-16T internal hard drive 3.5 16 TB Serial ATA Synology HAT3310-16T internal hard drive 3.5 16 TB Serial ATA
✅ In Stock
Brand: SYNOLOGY Stock: In Stock
Certification: CE, RCM, BSMI, KC, UKCA, UL, TUV, ICES, RoHS | Power consumption (idle): 5.61 W | Weight: 720 g | Component for: NAS | Operating voltag..
R13,993
incl. VAT:R16,092
Add to Cart
SYNOLOGY HAT5300 12TB SATA HDD SYNOLOGY HAT5300 12TB SATA HDD
✅ In Stock
Brand: SYNOLOGY Stock: In Stock
Synology HAT5300 is designed to tackle demanding, high-volume workloads. Optimized specifically for Synology storage solutions, its design enables hig..
R14,738
incl. VAT:R16,949
Add to Cart
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