Western Digital WD Ultrastar DC HC550 18 TB Hard Drive 3.5″ Internal 512MB SATA 7200rpm
د.إ 1,699.00د.إ 1,749.00 (-3%)
Digital storage capacity | 18 TB |
Hard disk interface | ATA-5 |
Connectivity technology | SATA |
Brand | Western Digital |
Special features | Compact |
Hard disk form factor | 3.5 Inches |
Hard disk description | Mechanical Hard Disk |
Compatible devices | NAS, Desktop PC, Workstation Computer, Server, JBOD storage enclosure |
Installation type | Internal Hard Drive |
Colour | multi |
P/N | WUH721818ALE6L4 |
About this item
- The first HDD in the industry to harness Energy-Assisted Magnetic Recording (EAMR) technology improves writability
- The industry’s first Triple Stage Actuator (TSA) enhances head-positioning accuracy
- HelioSeal technology is the foundation for Western Digital’s high capacity hard drives
- 21% lower idle W/TB than 14TB Ultrastar helium-filled drives
- 512MB cache buffer improves response time and data management
Product description
Ultrastar DC HC550 (0F38459)
18TB Provides 29% more capacity than 14TB helium-filled drives
Ultra-low Watts per Terabyte (W/TB) 21% lower idle W/TB than 14TB Ultrastar helium-filled drives
Triple Stage Actuator and Two-Dimensional Magnetic Recording (TDMR) technology More accurate head positioning, especially in multi-drive environments, for better performance and data integrity
Rotational Vibration Safeguard (RVS) Maintains drive performance in high rotational vibration environments and multi-drive systems
Media Cache Plus architecture Better random write performance
512MB cache buffer Improves response time and data management
Dual Safe, RSA-signed firmware Retains previous firmware version for safe firmware updates, verified with an RSA signature
2.5M hours MTBF and 0.35% AFR Unsurpassed reliability rating for Capacity Enterprise HDD for fewer failures/less service needs
Highlights
- 18TB capacity in a standard 3.5-inch form factor
- CMR technology works with all capacity enterprise applications & environments
- Reliable, field-proven, 6th generation design
- Industry’s first HDD with Energy-Assisted Magnetic Recording technology improves writability and therefore increases areal density
- Industry’s first Triple Stage Actuator enhances head-positioning accuracy, delivering better performance and increased areal density
- HelioSeal design delivers outstanding power efficiency
- 2.5M hours (projected) MTBF rating & 5-year limited warranty
- 512e SATA 6Gb/s
- Legacy Pin 3 config – no power disable support
- Base (SE), no encryption. Sanitize overwrite only
Applications
- Cloud & Hyperscale storage
- Massive scale-out (MSO),
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