WD Ultrastar DC HC555
Hard drive | Data Centre | 18 TB | internal | 3.5" | SATA 6Gb/s | 7200 rpm | buffer: 512 MB
Images for illustration purposes only, actual product may differ
MPN
0B48723
Manufacturer
Western Digital
QuickCode
1676995
Qty immediately available
30
Total stock
37
RRP: £1,078.56 inc VAT
£804.74
inc VAT
£670.62 ex
VAT
Save
25%
Quantity in Cart:
We are an Authorised Diamond Partner
All products come in brand new original packaging.
Delivery
Order by 4:30pm UK Time
(excluding weekends and Bank Holidays) for UK Mainland next working day delivery.
Shipping rates applicable only to UK Mainland Addresses and exclude Northern Ireland, Eire, Scottish Offshore, Scottish Highlands, Channel Islands and Isle of Man.
7 Working Days£0.00
Within 1 week (UK Mainland), free if order over £100 + VAT
3 Working Days£4.98
3 working days (UK Mainland)
Next Working Day£7.97
Next working day (UK Mainland)
Main Specification
| Product Description | WD Ultrastar DC HC555 - hard drive - Data Centre - 18 TB - SATA 6Gb/s |
|---|---|
| Type | Hard drive - internal |
| Capacity | 18 TB |
| Form Factor | 3.5" |
| Interface | SATA 6Gb/s |
| Data Transfer Rate | 600 MBps |
| Buffer Size | 512 MB |
| Spindle Speed | 7200 rpm |
| Drive Class | Data Centre |
| Features | HelioSeal, 24x7 continuous operation, advanced format 512e, advanced format 4Kn, Dynamic fly height technology, Conventional magnetic recording (CMR), Triple State Actuator (TSA), Energy-assisted PMR (ePMR), Rotational Vibration (RV) sensor |
| Dimensions (WxDxH) | 101.6 mm x 147 mm x 26.1 mm |
| Weight | 690 g |
| Manufacturer Warranty | 5-year warranty |
General
| Device Type | Hard drive - internal |
|---|---|
| Capacity | 18 TB |
| Form Factor | 3.5" |
| Interface | SATA 6Gb/s |
| Buffer Size | 512 MB |
| Features | HelioSeal, 24x7 continuous operation, advanced format 512e, advanced format 4Kn, Dynamic fly height technology, Conventional magnetic recording (CMR), Triple State Actuator (TSA), Energy-assisted PMR (ePMR), Rotational Vibration (RV) sensor |
| Width | 101.6 mm |
| Depth | 147 mm |
| Height | 26.1 mm |
| Weight | 690 g |
Performance
| Drive Class | Data Centre |
|---|---|
| Drive Transfer Rate | 600 MBps (external) |
| Internal Data Rate | 269 MBps |
| Average Latency | 4.16 ms |
| Spindle Speed | 7200 rpm |
Reliability
| MTBF | 2,500,000 hours |
|---|---|
| 24x7 Operation | Yes |
| Non-Recoverable Errors | 1 per 10^15 |
| Load / Unload Cycles | 600,000 |
Expansion & Connectivity
| Interfaces | 1 x SATA 6 Gb/s |
|---|---|
| Compatible Bay | 3.5" |
Power
| Power Consumption | 6.4 watt (typical) 5.3 watt (idle) |
|---|
Software & System Requirements
| OS Required | Linux, Microsoft Windows Server, Microsoft Windows |
|---|
Miscellaneous
| Compliant Standards | UL, TUV, VCCI, BSMI, ICES-003, FCC, KC, RCM, Directive 2015/863, UKCA, CB Scheme, EU Directive 2011/65/EU, Maghreb, NMB-003 |
|---|
Manufacturer Warranty
| Service & Support | Limited warranty - 5 years |
|---|
Environmental Parameters
| Min Operating Temperature | 5 °C |
|---|---|
| Max Operating Temperature | 60 °C |
| Min Storage Temperature | -40 °C |
| Max Storage Temperature | 70 °C |
| Shock Tolerance (operating) | 50 g @ 2 ms half-sine wave |
| Shock Tolerance (non-operating) | 250 g @ half-sine wave |
| Vibration Tolerance (operating) | 0.67 g @ 5-500 Hz |
| Vibration Tolerance (non-operating) | 1.04 g @ 2-200 Hz |
| Sound Emission | 32 dBA |
Product features
High capacity for extensive storage needs
The 18 TB capacity accommodates large volumes of data, providing ample space for significant workloads in data centers and enterprise environments.Efficient data handling performance
With an average latency of 4.16 ms and a data transfer rate of 600 MBps, this hard drive ensures quick access to data and optimal performance for demanding applications.Robust design for reliability
Engineered with features like Rotational Vibration sensor and Triple State Actuator technology, the drive maintains performance consistency even in challenging operational environments.Energy efficient operation
Operating at idle power consumption of 5.3 watts and typical power consumption of 6.4 watts, this hard drive optimizes energy usage without sacrificing performance.Proven endurance and durability
With a MTBF of 2,500,000 hours and strong resistance to operational shocks of 50 g, this drive is built to last under heavy usage conditions, making it a reliable choice for important data.Key selling points
- 18 TB capacity suitable for data centers
- Data transfer rate up to 600 MBps
- Designed for 24x7 continuous operation
- Low sound emission of 32 dBA
- High durability with a MTBF of 2,500,000 hours
References
MPN: 0B48723
What our Customers think about us!
Page generated at:
04/06/2026 07:53:14