Best sellers, best internal HDDs

We also think that you deserve the best. That’s why on this page, we ranked internal HDDs from the most sold to the least sold. You have 90 products to choose from. Customers have the most interest in Seagate IronWolf 4TB CMR, which you can buy for 4,999 Kč incl. VAT. If you’re intrested in internal HDDs in terms of the highest reviews, then look at the internal HDDs reviews and tests category.
How to build your own PC Recenze disků All internal HDDs
All from 90
Seagate Exos X24 24TB SATA Standard ISE - Hard Drive
Free delivery
Alzaboxes and stores
Seagate Exos X24 24TB SATA Standard ISE
27,790,-
From 639,- per month
In stock > 5 pcs
6 sizes
Order by midnight, get it at the AlzaBox in the morning.
Info
Hard Drive - 3.5", SATA III, maximum read speed 285 MB/s, 512 MB cache, 7200 rev/min, compatible with PCs and servers, write speed 285 MB/s, CMR data recording technology
Added to cart
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Seagate Exos 7E10 8TB Standard SATA - Hard Drive
Seagate Exos 7E10 8TB Standard SATA
9,390,-
From 216,- per month
In stock > 5 pcs
6 sizes
Order by midnight, get it at the AlzaBox in the morning.
Info
Hard Drive - 3.5", SATA III, maximum read speed 255 MB/s, 256 MB cache, 7200 rev/min, compatible with PCs and servers, write speed 255 MB/s, CMR data recording technology, typical...
Added to cart
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Seagate BarraCuda 8TB - Hard Drive
Seagate BarraCuda 8TB
BLACK FRIDAY -5 % 6,590,- 6,990,-
From 152,- per month
In stock
3 sizes
Order by midnight, get it at the AlzaBox in the morning.
Info
Hard Drive - 3.5", SATA III, maximum read speed 190 MB/s, 256 MB cache, 5400 rev/min, compatible with PCs, SMR data recording technology, typical power consumption 5.3 W
Added to cart
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WD Red Plus 10TB - Hard Drive
WD Red Plus 10TB
11,690,-
From 269,- per month
In stock > 5 pcs
6 sizes
Order by midnight, get it at the AlzaBox in the morning.
Info
Hard Drive - 3.5", SATA III, maximum read speed 260 MB/s, 512 MB cache, 7200 rev/min, compatible with PCs, compatible with data storage, write speed 260 MB/s, CMR data recording...
Added to cart
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WD Red Plus 12TB - Hard Drive
WD Red Plus 12TB
14,290,-
From 329,- per month
In stock > 5 pcs
6 sizes
Order by midnight, get it at the AlzaBox in the morning.
Info
Hard Drive - 3.5", SATA III, maximum read speed 260 MB/s, 512 MB cache, 7200 rev/min, compatible with PCs, compatible with data storage, write speed 260 MB/s, CMR data recording...
Added to cart
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WD Red Plus 6TB - Hard Drive
WD Red Plus 6TB
8,299,-
From 191,- per month
On the way > 5 pcs
Expected 13/11/2026
2 sizes
Hard Drive - 3.5", SATA III, 256 MB cache, 5400 rev/min, compatible with data storage, CMR data recording technology
Added to cart
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Seagate IronWolf Pro 24TB - Hard Drive
Free delivery
Alzaboxes and stores
Seagate IronWolf Pro 24TB
25,790,-
From 593,- per month
In stock > 5 pcs
10 sizes
Order by midnight, get it at the AlzaBox in the morning.
Info
Hard Drive - 3.5", SATA III, maximum read speed 285 MB/s, 512 MB cache, 7200 rev/min, compatible with PCs, compatible with data storage, write speed 285 MB/s, CMR data recording...
Added to cart
- +
WD Red Plus 8TB - Hard Drive
WD Red Plus 8TB
10,290,-
From 237,- per month
In stock > 5 pcs
6 sizes
Order by midnight, get it at the AlzaBox in the morning.
Info
Hard Drive - 3.5", SATA III, maximum read speed 215 MB/s, 256 MB cache, 5640 rev/min, compatible with PCs, compatible with data storage, write speed 215 MB/s, CMR data recording...
Added to cart
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WD Purple 6TB - Hard Drive
WD Purple 6TB
8,159,-
From 188,- per month
In stock > 5 pcs
3 sizes
Order by midnight, get it at the AlzaBox in the morning.
Info
Hard Drive - 3.5", SATA III, maximum read speed 180 MB/s, 256 MB cache, compatible with PCs, compatible with monitoring systems and data storage, CMR data recording technology,...
Added to cart
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Synology HAT3310-12T - Hard Drive
Synology HAT3310-12T
15,490,-
From 356,- per month
In stock > 5 pcs
2 sizes
Order by midnight, get it at the AlzaBox in the morning.
Info
Hard Drive - 3.5", SATA III, maximum read speed 281 MB/s, 512 MB cache, 7200 rev/min, compatible with servers, compatible with data storage, CMR data recording technology, noise...
Added to cart
- +
Seagate IronWolf Pro 28TB - Hard Drive
Free delivery
Alzaboxes and stores
Seagate IronWolf Pro 28TB
29,890,-
From 687,- per month
In stock > 5 pcs
10 sizes
Order by midnight, get it at the AlzaBox in the morning.
Info
Hard Drive - 3.5", SATA III, maximum read speed 270 MB/s, 512 MB cache, 7200 rev/min, compatible with PCs, compatible with data storage, write speed 270 MB/s, CMR data recording...
Added to cart
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Seagate Exos M 28TB SATA - Hard Drive
Free delivery
Alzaboxes and stores
Seagate Exos M 28TB SATA
29,490,-
From 678,- per month
In stock > 5 pcs
6 sizes
Order by midnight, get it at the AlzaBox in the morning.
Info
Hard Drive - 3.5", SATA III, maximum read speed 275 MB/s, 512 MB cache, 7200 rev/min, compatible with PCs and servers, write speed 275 MB/s, CMR data recording technology
Added to cart
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WD Red Plus 2TB - Hard Drive
WD Red Plus 2TB
Amazing Deal 4,199,- Save 691,-
From 97,- per month
In stock > 5 pcs
2 sizes
Order by midnight, get it at the AlzaBox in the morning.
Info
Hard Drive - 3.5", SATA III, maximum read speed 180 MB/s, 64 MB cache, 5400 rev/min, compatible with PCs, compatible with data storage, CMR data recording technology, typical power...
Added to cart
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Seagate Exos X24 12TB 512E/4KN Standard SATA - Hard Drive
Seagate Exos X24 12TB 512E/4KN Standard SATA
13,990,-
From 322,- per month
In stock > 5 pcs
6 sizes
Order by midnight, get it at the AlzaBox in the morning.
Info
Hard Drive - 3.5", SATA III, maximum read speed 285 MB/s, 512 MB cache, 7200 rev/min, compatible with PCs and servers, write speed 285 MB/s, CMR data recording technology
Added to cart
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Seagate SkyHawk AI 16TB - Hard Drive
Seagate SkyHawk AI 16TB
Great price 17,390,- Save 600,-
From 400,- per month
In stock > 5 pcs
7 sizes
Order by midnight, get it at the AlzaBox in the morning.
Info
Hard Drive - 3.5", SATA III, maximum read speed 285 MB/s, 512 MB cache, 7200 rev/min, compatible with PCs, compatible with monitoring systems, write speed 272 MB/s, CMR data...
Added to cart
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Seagate Exos X24 20TB 512E/4KN Standard SATA - Hard Drive
Free delivery
Alzaboxes and stores
Seagate Exos X24 20TB 512E/4KN Standard SATA
Amazing Deal 23,690,- Save 5,669,-
From 545,- per month
In stock > 5 pcs
6 sizes
Order by midnight, get it at the AlzaBox in the morning.
Info
Hard Drive - 3.5", SATA III, maximum read speed 285 MB/s, 512 MB cache, 7200 rev/min, compatible with PCs and servers, write speed 285 MB/s, CMR data recording technology, typical...
Added to cart
- +
Seagate IronWolf Pro 10TB - Hard Drive
Seagate IronWolf Pro 10TB
Discounted -1 % 12,190,- 12,390,-
From 280,- per month
In stock > 5 pcs
10 sizes
Order by midnight, get it at the AlzaBox in the morning.
Info
Hard Drive - 3.5", SATA III, maximum read speed 263 MB/s, 256 MB cache, 7200 rev/min, compatible with PCs, compatible with data storage, write speed 263 MB/s, CMR data recording...
Added to cart
- +
Synology HAT3310-16T - Hard Drive
Synology HAT3310-16T
16,990,-
From 391,- per month
In stock > 5 pcs
2 sizes
Order by midnight, get it at the AlzaBox in the morning.
Info
Hard Drive - 3.5", SATA III, maximum read speed 281 MB/s, 512 MB cache, 7200 rev/min, compatible with servers, compatible with data storage, write speed 281 MB/s, CMR data...
Added to cart
- +
Seagate SkyHawk 8TB - Hard Drive
Seagate SkyHawk 8TB
Great price 8,479,- Save 310,-
From 195,- per month
In stock > 5 pcs
5 sizes
Order by midnight, get it at the AlzaBox in the morning.
Info
Hard Drive - 3.5", SATA III, maximum read speed 180 MB/s, 256 MB cache, compatible with PCs, compatible with data storage, CMR data recording technology, typical power consumption...
Added to cart
- +
Seagate Exos X24 20TB 512E/4KN Standard SAS - Hard Drive
Free delivery
Alzaboxes and stores
Seagate Exos X24 20TB 512E/4KN Standard SAS
Amazing Deal 24,990,- Save 4,800,-
From 575,- per month
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Hard Drive - 3.5", SAS, maximum read speed 285 MB/s, 512 MB cache, 7200 rev/min, compatible with PCs and servers, write speed 285 MB/s, CMR data recording technology, typical power...
Added to cart
- +
WD Purple Pro 12TB - Hard Drive
WD Purple Pro 12TB
14,890,-
From 342,- per month
In stock > 5 pcs
3 sizes
Order by midnight, get it at the AlzaBox in the morning.
Info
Hard Drive - 3.5", SATA III, maximum read speed 267 MB/s, 512 MB cache, 7200 rev/min, compatible with PCs, compatible with monitoring systems, write speed 267 MB/s, CMR data...
Added to cart
- +
WD Purple 1TB - Hard Drive
WD Purple 1TB
Amazing Deal 3,569,- Save 921,-
From 901,- per month
In stock > 5 pcs
3 sizes
Order by midnight, get it at the AlzaBox in the morning.
Info
Hard Drive - 3.5", SATA III, maximum read speed 180 MB/s, 64 MB cache, 5400 rev/min, compatible with PCs, compatible with monitoring systems, CMR data recording technology, typical...
Added to cart
- +
WD Red Pro 14TB - Hard Drive
WD Red Pro 14TB
Amazing Deal 18,890,- Save 3,100,-
From 434,- per month
In stock > 5 pcs
5 sizes
Order by midnight, get it at the AlzaBox in the morning.
Info
Hard Drive - 3.5", SATA III, maximum read speed 265 MB/s, 512 MB cache, 7200 rev/min, compatible with PCs, compatible with data storage, write speed 265 MB/s, CMR data recording...
Added to cart
- +
Seagate BarraCuda 6TB - Hard Drive
Seagate BarraCuda 6TB
Great price 6,059,- Save 140,-
From 139,- per month
In stock > 5 pcs
4 sizes
Hard Drive - 3.5", SATA III, maximum read speed 185 MB/s, 256 MB cache, 5400 rev/min, compatible with PCs, write speed 185 MB/s, SMR data recording technology, typical power...
Added to cart
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