The WD Ultrastar DC HC555 offers a robust capacity of 18 TB, meeting the demands of data centers and enterprise storage. With heat technologies such as HelioSeal and Dynamic Fly Height, this hard drive ensures optimal performance under varying conditions. With a data transfer rate of 600 MB/s and a spindle speed of 7200 RPM, it guarantees efficient data processing for 24/7 operations. Durability is a key feature, with a mean time between failures (MTBF) of 2,500,000 hours and resistance to shocks and vibrations, making it ideal for critical applications. The low noise level of 32 dBA ensures minimal disruption in noise-sensitive environments. The versatile 3.5" form factor and compliance with various standards highlight its reliability and suitability for diverse storage needs.
The WD Ultrastar DC HC555 offers a robust capacity of 18 TB, meeting the demands of data centers and enterprise storage. With heat technologies such as HelioSeal and Dynamic Fly Height, this hard drive ensures optimal performance under varying conditions. With a data transfer rate of 600 MB/s and a spindle speed of 7200 RPM, it guarantees efficient data processing for 24/7 operations. Durability is a key feature, with a mean time between failures (MTBF) of 2,500,000 hours and resistance to shocks and vibrations, making it ideal for critical applications. The low noise level of 32 dBA ensures minimal disruption in noise-sensitive environments. The versatile 3.5" form factor and compliance with various standards highlight its reliability and suitability for diverse storage needs.
in 22 offers
The lowest price for Western Digital Ultrastar Hard Drive 18 TB right now is $1,474.64 at Playthek.com, compared across 22 retailers.
Western Digital Ultrastar Hard Drive 18 TB
The WD Ultrastar DC HC555 offers a robust capacity of 18 TB, meeting the demands of data centers and enterprise storage. With heat technologies such as HelioSeal and Dynamic Fly Height, this hard drive ensures optimal performance under varying conditions. With a data transfer rate of 600 MB/s and a spindle speed of 7200 RPM, it guarantees efficient data processing for 24/7 operations. Durability is a key feature, with a mean time between failures (MTBF) of 2,500,000 hours and resistance to shocks and vibrations, making it ideal for critical applications. The low noise level of 32 dBA ensures minimal disruption in noise-sensitive environments. The versatile 3.5" form factor and compliance with various standards highlight its reliability and suitability for diverse storage needs.
The WD Ultrastar DC HC555 offers a robust capacity of 18 TB, meeting the demands of data centers and enterprise storage. With heat technologies such as HelioSeal and Dynamic Fly Height, this hard drive ensures optimal performance under varying conditions. With a data transfer rate of 600 MB/s and a spindle speed of 7200 RPM, it guarantees efficient data processing for 24/7 operations. Durability is a key feature, with a mean time between failures (MTBF) of 2,500,000 hours and resistance to shocks and vibrations, making it ideal for critical applications. The low noise level of 32 dBA ensures minimal disruption in noise-sensitive environments. The versatile 3.5" form factor and compliance with various standards highlight its reliability and suitability for diverse storage needs.
The all-time low was $307.30 on 26 Oct 2026 — today's price is 380% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 2 Nov 2026.
Last updated at 02/11/2026 20:40:49
Western Digital DC HC555 internal hard drive 18 TB
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Western Jubilee Western Digital Ultrastar DC HC555 internal hard drive 18 TB 7200 RPM 512 MB 3.5" Serial ATA III
Free delivery
18TB WD Ultrastar HC555 3.5" 7200rpm Data Center SATA HDD | Best Online Computer Store
Delivery between 10–17 Nov $12.12
WD Ultrastar HC555 18TB 3.5" SATA Enterprise Hard Drive
Delivery between Wed – Mon $10
WD Ultrastar DC HC555 18TB 3.5inch SATA III SE HDD, 0B48723
30-day returns
Ultrastar DC HC555 18TB Data Centre Hard Drive, 3.5" SATA, 7200 RPM (0B48723)
Delivery between 6–11 Nov $13.25
WD Ultrastar HC550 18TB SATA HDD — 7200RPM Enterprise
Free delivery between Wed – Fri
[0B48723] WD Western Digital WD Ultrastar 18TB 3.5" Enterprise HDD SATA 512MB 7200RPM 512E SE NP3 DC HC550 24x7 Server 2.5mil hrs MTBF 5yrs
7-day returns
Western Digital Ultrastar DC HC555 internal hard drive 18 TB 7200 RPM 512 MB 3.5" Serial ATA III
Western Digital WD Ultrastar 18TB 3.5' Enterprise HDD SATA 512MB 7200RPM 512E SE NP3 DC HC550 24x7 Server 2.5mil hrs MTBF 5yrs WUH722018CLE6L4
Delivery between Wed – Thu $12.65
| Interface | SATA |
| Rotational Speed | 7200 rpm |
| Brand | Western Digital |
| Hot Swap | Yes |
| Form Factor | 3.5 Inch Drive |
Western Digital DC HC555 internal hard drive 18 TB
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Western Jubilee Western Digital Ultrastar DC HC555 internal hard drive 18 TB 7200 RPM 512 MB 3.5" Serial ATA III
Free delivery
18TB WD Ultrastar HC555 3.5" 7200rpm Data Center SATA HDD | Best Online Computer Store
Delivery between 10–17 Nov $12.12
WD Ultrastar HC555 18TB 3.5" SATA Enterprise Hard Drive
Delivery between Wed – Mon $10
WD Ultrastar DC HC555 18TB 3.5inch SATA III SE HDD, 0B48723
30-day returns
| Interface | SATA |
| Rotational Speed | 7200 rpm |
| Brand | Western Digital |
| Hot Swap | Yes |
| Form Factor | 3.5 Inch Drive |
