High-Capacity, Reliable Storage for Data-Driven Environments

The Western Digital Ultrastar DC HC Series SAS HDD delivers breakthrough storage capacity for data centers with up to 32TB in a robust, enterprise-grade hard drive. Powered by OptiNAND™, UltraSMR, and HelioSeal® technologies, this drive optimizes storage density and power efficiency, making it ideal for high-demand data center workloads.

Highlights

• Up to 32TB Capacity: Industry-leading storage density with 11-disk SMR design
• OptiNAND Technology: Maximizes capacity and enhances performance by integrating flash memory
• ArmorCache for Resilience: Provides data protection and performance improvements in various cache modes
• Rugged Build: Rated for 550TB/year workloads and up to 2.5M hours MTBF for reliability
• Helium-Sealed for Eco Efficiency: Reduces power consumption, achieving a low power profile ideal for hyperscale environments
• 5-Year Limited Warranty: Supported by Western Digital’s enterprise-grade warranty and world-class support

Key Features

Massive Capacity for Data-Centric Workloads

• Capacities from 4TB to 32TB: Ideal for high-density data centers and cloud storage solutions.
• SAS Interface: Provides reliable, high-speed connectivity suitable for Tier 1 enterprise applications.

Advanced Technologies for Maximum Efficiency

• OptiNAND with EAMR & TSA: Enhances data storage capabilities and overall drive performance.
• UltraSMR and ePMR: Increases tracks-per-inch (TPI) for efficient storage without expanding physical space.

Optimized for Reliability and Protection

• ArmorCache: Configurable cache modes to optimize write performance or data protection during power loss.
• HelioSeal Technology: Enables the helium environment for reduced power usage and improved durability.

Built for Demanding Data Center Conditions

• Vibration & Shock Protection: RVS and Dynamic Fly Height technologies protect data in high-vibration environments.
• Seamless Integration: Field-tested firmware and hardware ensure compatibility and easy adoption in data center environments.

Specifications

Specification	Details
Capacity	4TB - 32TB
Form Factor	3.5-Inch
Interface	SAS
Transfer Rate	Up to 298 MB/s
Disk Speed (RPM)	7200 RPM
Recording Technology	SMR
Security	TCG / SE / SED
Dimensions	146.81mm x 101.6mm x 26.16mm
Warranty	5-Year Limited Warranty
Weight	0.67 kg
Operating Temperature	5°C to 60°C
Non-Operating Temperature	-40°C to 70°C

Summary

The Western Digital Ultrastar DC HC Series SAS HDD offers up to 32TB of enterprise-grade storage with OptiNAND technology, ArmorCache, and HelioSeal for enhanced capacity, reliability, and efficiency. Designed for Tier 1 applications, it’s ideal for data centers focused on maximizing storage density and energy efficiency in demanding environments.