Business Internal Storage

Ultrastar SATA Series


  • 128MB
  • 256MB
  • 512MB
  • Regular Price

    Promo Price


    The New Gold Standard

    The secret ingredient in our WD Gold product line, Ultrastar hard drives feature up to 10 times the workload rating of desktop drives and employ advanced technologies for enterprise-class reliability, power efficiency and performance. Designed from the ground up to be an ultra-robust storage device, Ultrastar drives are the perfect solution for your business.

    High workload rating

    Delivering dependable performance to any storage environment, Ultrastar hard drives are designed with a workload rating1 up to 550TB per year, up to 10 times the rating for desktop drives. Ultrastar drives employ advanced technologies for enterprise-class reliability, power efficiency and performance.

    Enterprise-class storage to rely on

    With up to 2.5 million hours MTBF, Ultrastar hard drives deliver reliability and durability, are built for year operation (24x7x365) within the most demanding storage environments, and are backed with a 5 year limited warranty.

    HelioSeal Technology

    Featured in over 30 million Western Digital hard drives shipped, HelioSeal technology (on 10TB drives and above) allows for higher capacities and less turbulence on large storage arrays. And now on its 5th generation design, HelioSeal technology is field-tested and proven to delivery high capacity, reliability, and power efficiency you can trust.

    Vibration Protection

    Enhanced Rotational Vibration Safeguard (RVS) technology uses sophisticated electronics to monitor the drive and correct linear and rotational vibrations in real time for improved performance versus traditional desktop drive in high vibration environments.

    Dual-stage Actuator Technology

    Ultrastar drives feature a dual-stage actuator head positioning system for a high degree of accuracy. The primary stage provides course displacement while the secondary stage uses piezoelectric motion to fine tune the head positioning to a higher degree of precision.

    Built on a proven design, part of a complete portfolio

    The Ultrastar SATA Series is a subset of a broad line-up of Ultrastar data center hard drives. The complete portfolio offers SAS and SATA models and a variety of data encryption options.

    Technical Specifications

    Durable storage with the reliability, capacity, power efficiency and performance for enterprise-class applications.

    Western Digital Ultrastar - Dimensions



    SATA 6Gb/s


    Form Factor

    3.5 Inch


    RPM Class




    128MB, 256MB, 512MB



    Windows, Windows Server, Linux, and Mac OS.


    Model # Capacity Interface RPM Class Cache Shop
    0F31284 14TB SATA 6Gb s 7200 rpm 512MB
    0F30146 12TB SATA 6Gb s 7200 rpm 256MB
    0F27606 10TB SATA 6Gb s 7200 rpm 256MB
    0B36404 8TB SATA 6Gb s 7200 rpm 256MB
    0B36039 6TB SATA 6Gb s 7200 rpm 256MB
    0B35950 4TB SATA 6Gb s 7200 rpm 256MB
    1W10002 2TB SATA 6Gb s 7200 rpm 128MB
    1W10001 1TB SATA 6Gb s 7200 rpm 128MB