Western Digital Ultrastar DC HC550 18 TB Hard Drive - 3.5" Internal - SATA (0f38459)

This item is brand-new, factory sealed.

• Energy-Assisted Magnetic Recording (EAMR) technology improves writability
• Triple Stage Actuator (TSA) enhances head-positioning accuracy
• HelioSeal technology is the foundation for Western Digitals high capacity hard drives
• 512MB cache buffer improves response time and data management
• Backed by a 5 year manufacturer warranty

• Hard Drive: ?18 TB Internal hard disk drive
• Brand: ?Western Digital
• Item model number: ?0F38459
• Item Weight: ?0.035 ounces
• Product Dimensions: ?5.79 x 4 x 1.03 inches
• Item Dimensions LxWxH: ?5.79 x 4 x 1.03 inches
• Flash Memory Size: ?18000
• Hard Drive Interface: ?Serial ATA-600
• Manufacturer: ?Western Digital

Ultrastar DC HC550

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
• Industrys first HDD with Energy-Assisted Magnetic Recording technology improves writability and therefore increases areal density
• Industrys 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