Seagate SkyHawk Surveillance AI ST20000VE004 20TB 3.5" 512MB Cache SATA III Internal Hard Drive

Regular price £505.81
(inc VAT)

Delivery and Shipping

Order Processing

  • Orders are typically dispatched within 1-3 working days.

Delivery Options

  • Royal Mail 48: £1.50 on orders up to £20.
  • Royal Mail Tracked 48: Free on orders over £20.
  • DPD Next Day: Free on orders over £50 or £6.99.
  • International Shipping: Available at checkout.

You’ll receive tracking details as soon as your order ships track your order here. For full details, please see our Shipping Policy.

Free Returns

Buy with confidence. If you're not completely satisfied with your purchase, you can return eligible items within 60 days of delivery. Products must be unused, in their original condition and packaging, and accompanied by proof of purchase.

No hassle if there's a problem. If your item arrives damaged, defective, or incorrect, simply get in touch and we'll work quickly to make it right.

Simple returns, fast refunds. Once your return has been received and inspected, approved refunds are issued to your original payment method. View our full Refund Policy for complete details and exclusions.

Seagate SkyHawk Surveillance AI ST20000VE004 20TB 3.5

Seagate SkyHawk Surveillance AI ST20000VE004 20TB 3.5" 512MB Cache SATA III Internal Hard Drive

£505.81

Key Features

  • 512 MB data buffer
  • Full-track, multiple-sector transfer capability without local processor intervention
  • High instantaneous (burst) data-transfer rates up to 600 MB/s
  • Native Command Queuing (NCQ) with command ordering to help increase performance in demanding applications
  • PowerChoice for selectable power savings
  • Perpendicular recording technology for increased areal density
  • SeaTools diagnostic software performs drive self-tests to help reduce unnecessary drive returns
  • State-of-the-art cache and on-the-fly error-correction algorithms
  • Support for S.M.A.R.T. drive monitoring and reporting
  • Supports latching SATA cables and connectors
  • Top Cover Attached motor for excellent vibration tolerance
  • Worldwide Name (WWN) capability uniquely identifies the drive

Specifications

Drive Specifications

Specification Value
Formatted capacity (512 bytes/sector) 20 TB
Heads 20
Discs 10
Bytes per logical sector 512
Bytes per physical sector 4096
Recording density, KBPI (Kb/in max) 2426
Track density, KTPI (ktracks/in avg.) 436
Areal density (Gb/in² avg) 1028
Spindle speed (RPM) 7200
Internal data transfer rate (Mb/s max) 2833
Sustained data transfer rate OD (MB/s max) 250
I/O data-transfer rate (MB/s max) 600

ATA Data-Transfer Modes Supported

Mode Type Modes Supported
PIO 0–4
Multiword DMA 0–2
Ultra DMA 0–6

Cache

Specification Value
Cache buffer 512 MB

Physical

Specification Value
Weight (maximum) 670 g (1.477 lb)

Performance

Specification Value
Average latency 4.16 ms
Power-on to ready (typ/max) 23 / 30 s
Standby to ready (typ/max) 23 / 30 s

Power

Specification Value
Startup current (typical) 12 V (peak) 2.0 A
Voltage tolerance (including noise) – 5 V ± 5%
Voltage tolerance (including noise) – 12 V ± 10%

Environmental

Specification Value
Operating ambient temperature (min) 0 °C (Ambient)
Operating temperature (max) 65 °C (Drive Reported Temperature)