Western Digital Ultrastar DC HC555 - 18TB 7200RPM Enterprise HDD, 512MB Cache, SATA III, 3.5 inch
WD Ultrastar DC HC555 18TB enterprise HDD — 7200 RPM, 512MB cache, SATA III 6Gb/s, 3.5" form factor, designed for 24/7 data center and server use.
Please Note
The website is currently being actively developed, you are welcome to place the order and in 99% of the cases your order will be processed as usual, but in some cases there may be a delay or the price may change. We will notify you if there are any issues.
Discontinued
This item was discontinued and currently is not available for order on our website. The item may become available soon. Please contact us if you need more information regarding the upcoming arrivals.
| Storage (SSD & HDD) - Type | HDD |
|---|---|
| Storage (SSD & HDD) - Interface | SATA III 6Gb/s |
| Storage (SSD & HDD) - Form Factor | 3.5inch |
| Storage (SSD & HDD) - RPM (HDD) | 7200 RPM |
| Storage (SSD & HDD) - Cache (HDD) | 512MB |
| Storage (SSD & HDD) - Intended Use | Data Center |
Western Digital Ultrastar DC HC555. HDD capacity: 18 TB. HDD speed: 7200 RPM. Storage drive buffer size: 512 MB. HDD size: 3.5". Interface: Serial ATA III
| HDD capacity | 18 TB |
| HDD speed | 7200 RPM |
| Storage drive buffer size | 512 MB |
| HDD size | 3.5" |
| Interface | Serial ATA III |
| Type | HDD |
| Component for | Server/workstation |
| HDD interface transfer rate | 6 Gbit/s |
| HDD sustained transfer rate | 257 MiB/s |
| HDD average transfer rate | 269 MB/s |
| Average latency | 4.16 ms |
| Feature | 24/7 operation |
| Start/stop cycles | 600000 |
| Mean time between failures (MTBF) | 2500000 h |
| Power consumption (typical) | 6.4 W |
| Power consumption (idle) | 5.3 W |
| Operating voltage | 5 / 12 V |
| Operating temperature (T-T) | 5 - 60 °C |
| Storage temperature (T-T) | -40 - 70 °C |
| Operating vibration | 0.67 G |
| Non-operating vibration | 1.04 G |
| Operating shock | 50 G |
| Non-operating shock | 250 G |
| Width | 101.6 mm |
| Height | 26.1 mm |
| Depth | 147 mm |
| Weight | 679 g |
| Warranty period | 5 year(s) |