Internal Hard Disk Drives

- High quality
- Long life
- Easy installation

The Cheetah 15K.5 is mainstream enterprise disc drive storage. It is the best price/performance, lowest cost of ownership, 3.5-inch disc drive, with the industry's highest 3.5" disc drive reliability.

Features:

15K RPM spindle speed
Delivers more I/O's per second and faster sustained transfer rates than 10K 3.5-inch drvies, enabling the same high performance to be met with fewer drives.

Background Media Scan (BMS)
Second generation Seagate-exclusive BMS proactively scans the media for potential defects during drive idle time. It enables incipient errors to be corrected before data is lost.

Perpendicular Recording
Perpendicular recording is fundamentally superior, enabling the highest areal density with 30 percent higher performance.

Nonrecoverable Error Rate
The nonrecoverable error rate has been improved by a factor of 10.

Idle Read After Write (IRAW)
Seagate-exclusive IRAW enhances data protection by verifying-during drive idle time-that data in the drive buffer was properly written.

- High quality
- Long life
- Easy installation

Seagate® Constellation® ES fifth-generation drives lead the industry with a range of high capacity enterprise drive options. Available in both 6Gb/s SAS and SATA interfaces, these drives feature enterprise-class reliability with the power and performance efficiencies that make them ideal for capacity-optimized, 24x7 multi-drive server and storage environments.

Key Features and Benefits
- Reduces design and support costs by building on the Seagate best-in-class enterprise storage foundation;
- Features a range of high capacities—from 500GB to 2TB—in a 3.5-inch enterprise-class hard disk drive;
- Offers a traditional 3.5-inch form factor with enhanced rotational vibration tolerance and high data integrity for enterprise-class reliability in a cost-effective drive;
- Delivers proven reliability, with an MTBF of 1.2 million hours and enhanced end-to-end data integrity with Protection Information feature;
- Lets you choose a 6Gb/s Enterprise SATA or 6Gb/s SAS interface easing integration and delivering up to 2x the throughput of 3Gb/s nearline hard drives;
- Reduces energy and cooling costs, with the lowest power consumption of any nearline 3.5-inch drive;
- Includes Seagate PowerChoice™ technology for even greater on-demand power savings during slow or idle periods;
- TCG-compliant, Self-Encrypting Drive (SED) security option eliminates the need to overwrite or physically destroy drives, enables safe return of drives for warranty or expired lease purposes and allows organizations to securely repurpose or sell hard disk drives;
- Meets regulatory data security compliance requirements and is FIPS 140-2 Validated™ to protect Sensitive but Unclassified and Protected class data.

IronWolf® Pro drives are engineered to deliver 24×7 performance, reliability, and dependability in multi-bay, multi-user commercial and enterprise RAID storage solutions. Total peace of mind with five-year limited warranty, complimentary three-year Rescue Data Recovery Services, and IronWolf Health Management.

IronWolf Pro
Always on, always accessible, all-CMR portfolio engineered to deliver 24×7 performance, reliability, and dependability in multi-bay, multi-user commercial and enterprise RAID storage solutions.

Drive Health and Data Recovery
IronWolf Health Management, helps protect data with prevention, intervention, and recovery recommendations to secure peak system health. Three years of complimentary Rescue Data Recovery Services are included with all IronWolf drives, so users don't incur high recovery costs. In-house secure facilities, with an industry-leading 95% success rate, enable data recovery after accidental data corruption or drive damage.

Powerful performance with proven technology—Seagate’s ® Exos® X22 drives are built off the platform that’s shipped millions globally and deployed in leading cloud service provider solutions—making them the most sought-after drives in our datasphere. Designed with the highest rack-space efficiency and protected with Seagate Secure™, Exos X22 offers extreme market-leading capacity, earning customer confidence by delivering trusted peace of mind.
 

As the industry evolves to develop purpose-built solutions for growing data storage requirements, IT managers continue to rely on lower capacity drives that are economical to acquire, yet deliver quick and reliable data access for traditional data center applications. Designed to handle workloads up to 550TB per year, Ultrastar DC HC320 is an 8TB HDD that helps address economic and access requirements of many traditional IT workloads. Lower capacity drives also help address architecture limitations. The Ultrastar DC HC320 is designed for traditional storage and server applications as well as distributed and scalable computing, including block and file storage architectures, providing fast 7200 RPM performance and lower acquisition cost to help ease budget constraints.

WD Blue internal hard drives deliver reliability for office and web applications. They are ideal for use as primary drives in desktop PCs and for office applications. With a range of capacities and cache sizes, there’s a WD Blue internal hard drive that’s just right for you.

NoTouch Ramp Load technology
The recording head never touches the disk media, ensuring significantly less wear to the recording head and media as well as better drive protection in transit.

Low power consumption
State-of-the-art seeking algorithms and advanced power management features ensure low power consumption

Tested for compatibility
We perform tests on hundreds of systems and a multitude of platforms in our FIT Lab to give our customers confidence that our drives will work in their systems.

Upgrading your drive is easy
Seamlessly migrate your current system to your new Western Digital drive using Acronis® True Image™ WD Edition software, available as a free download on the Western Digital Support site. This software enables you to copy all your data to a new drive so you don't have to reinstall your operating system to get all the benefits of a new drive.

The Western Digital® advantage
Western Digital puts our products through extensive Functional Integrity Testing (F.I.T.) prior to any product launch. On average, each new product goes through 600,000 hours of testing. Western Digital also has a detailed Knowledge Base with more than 1,000 helpful articles. You can also call toll-free support 7 days per week in the U.S. and Canada. See the Western Digital Support site for full details. Recommended use - WD Desktop hard drives are tested and recommended for use in PCs, industrial applications and external enclosures.2

WD Purple drives are designed to meet the challenges of 24x7 video surveillance recording. These drives are engineered specifically for surveillance to help withstand the elevated heat fluctuations and equipment vibrations within NVR environments. An average desktop drive is built to run for only short intervals, not the harsh 24/7 always-on environment of a high-definition surveillance system. With WD Purple drives, you get reliable, surveillance-class storage that’s tested for compatibility in a wide range of security systems. Exclusive AllFrame™ technology helps reduce frame loss and improve overall video playback.
 

Tough. Ready. Scalable
Purpose-built for Connected-Home, SOHO
and Small-to-Medium Business NAS Environments

IronWolf™ is designed for consumer and commercial NAS. Delivering Tough, Ready and Scalable 24x7 performance in multibay, networked environments.

Optimised for NAS with AgileArray™ AgileArray enables Dual-Plane Balancing and
Time-Limited Error Recovery to deliver best-in-class RAID performance in multi-bay
systems.

Always On, Always Accessible IronWolf drives are designed for 24x7 usage, allowing
users to access their data any time, anywhere.

All-CMR Portfolio All IronWolf drives utilize Conventional Magnetic Recording (CMR)
technology for consistent, best-in-class NAS performance.

Up to 12 TB Broad range of capacity options to deliver scalable and cost-efficient
storage solutions.

Built Tough IronWolf drives are rated for 180 TB/year workload, allowing consumer and
commercial NAS users to seamlessly store and work with large amounts of networked
data.

Superior Reliability and Dependability IronWolf drives are rated for 1M hours MTBF and
include a 3-year limited warranty for hassle-free data storage and best-in-class total cost
of ownership (TCO)

Rotational Vibration (RV) sensors. Built-in RV sensors for vibration tolerance and
consistent performance in multi-bay systems.

IronWolf Health Management (IHM) Actively protect your NAS data with Prevention,
Intervention, and Recovery recommendations to ensure peak system health.

Peace of mind with Data Recovery IronWolf drives include 3 years of complimentary
Rescue Data Recovery Services - in-house secure facilities, with an industry-leading
recovery rate of 95% - so you do not have to incur high recovery costs in the event of
accidental data corruption or drive damage.

Tough. Ready. Scalable
Purpose-built for Connected-Home, SOHO
and Small-to-Medium Business NAS Environments

IronWolf™ is designed for consumer and commercial NAS. Delivering Tough, Ready and Scalable 24x7 performance in multibay, networked environments.

Optimised for NAS with AgileArray™ AgileArray enables Dual-Plane Balancing and
Time-Limited Error Recovery to deliver best-in-class RAID performance in multi-bay
systems.

Always On, Always Accessible IronWolf drives are designed for 24x7 usage, allowing
users to access their data any time, anywhere.

All-CMR Portfolio All IronWolf drives utilize Conventional Magnetic Recording (CMR)
technology for consistent, best-in-class NAS performance.

Up to 12 TB Broad range of capacity options to deliver scalable and cost-efficient
storage solutions.

Built Tough IronWolf drives are rated for 180 TB/year workload, allowing consumer and
commercial NAS users to seamlessly store and work with large amounts of networked
data.

Superior Reliability and Dependability IronWolf drives are rated for 1M hours MTBF and
include a 3-year limited warranty for hassle-free data storage and best-in-class total cost
of ownership (TCO)

Rotational Vibration (RV) sensors. Built-in RV sensors for vibration tolerance and
consistent performance in multi-bay systems.

IronWolf Health Management (IHM) Actively protect your NAS data with Prevention,
Intervention, and Recovery recommendations to ensure peak system health.

Peace of mind with Data Recovery IronWolf drives include 3 years of complimentary
Rescue Data Recovery Services - in-house secure facilities, with an industry-leading
recovery rate of 95% - so you do not have to incur high recovery costs in the event of
accidental data corruption or drive damage.

Tackle intensity with a WD Red™ Hard Drive
Packed with power to handle the small- to medium-sized business NAS environments and increased workloads for SOHO customers, WD Red™ Plus is ideal for archiving and sharing, as well as RAID array rebuilding on systems using ZFS and other file systems. Built and tested for up to 8-bay NAS systems, these drives give you the flexibility, versatility, and confidence in storing and sharing your precious home and work files.

For Small or Medium Businesses
Stream, backup, share, and organize your digital content with a NAS and WD Red™ Plus drives designed to effortlessly share content with the devices at your home or business. NASware™ 3.0 technology increases your drives’ compatibility with your existing network and devices. For larger businesses with up to 24 bays, count on WD Red™ Pro drives to deliver exceptional performance.

Exclusive NASware 3.0
Not just any drive will do. Get up to 112TB of capacity in your 8-bay NAS system and with Western Digital's exclusive NASware 3.0 technology, you can optimize each and every drive. Built into every WD Red™ hard drive, NASware 3.0’s advanced technology improves storage performance by increasing compatibility, integration, upgradeability, and reliability.

Built for Optimum NAS Compatibility
WD Red™ Plus drives with NASware™ technology takes the guesswork out of selecting a drive. Optimized for NAS systems, our unique algorithm balances performance and reliability in NAS and RAID environments. Simply put, a WD Red™ Plus drive is one of the most compatible drives available for NAS enclosures. But don’t take our word for it. WD Red™ Plus drives are a reflection of extensive NAS partner technology engagement and compatibility-testing.

WD Red™ Pro for Big Business
If you’re looking for heavy-duty performance for NAS, WD Red™ Pro NAS hard drives deliver exceptional performance for medium to large business customers with extreme demands. For NAS environments with 9 to 24 bays, WD Red™ Pro drives deliver uncompromising performance and unwavering assurance backed by a 5-year limited warranty.

3D Active Balance Plus
Our enhanced dual-plane balance control technology significantly improves the overall drive performance and reliability. Hard drives that are not properly balanced may cause excessive vibration and noise in a multi-drive system, reduce the hard drive life span, and degrade the performance over time.

24/7 Environment
Since your NAS system is always on, a reliable drive is essential. With an MTBF of up to 1 million hours, the WD Red™ Plus drive is engineered to tackle 24x7 environments.

Desktop Drives vs. WD Red™ Plus
Do right by your NAS and choose the drive purpose-built for NAS with an array of features to help preserve your data and maintain optimum performance. Take the following into consideration when choosing a hard drive for your NAS:

- Compatibility: Unlike desktop drives, these 3.5” HDDs are specifically tested for compatibility with NAS systems for optimum performance.
- Reliability: The always-on environment of a NAS or RAID is a hot one, and desktop drives aren’t typically designed and tested under those conditions like WD Red™ Plus drives are.
- Error Recovery Controls: WD Red™ Plus NAS hard drives are specifically designed with RAID error recovery control to help reduce failures within the NAS system.
- Noise and Vibration Protection: Designed to operate solo, desktop drives typically offer little or no protection from the noise and vibration present in a multi-drive system. WD Red™ Plus drives are designed to thrive in multi-bay NAS system environments.

Enterprise storage drives for Synology systems
Synology HAT5300 HDD offers class-leading performance thanks to tight integration with DSM and Synology hardware. With over 300,000 hours of in-house validation testing and backed by Synology’s 5-year limited warranty, the HAT5300 series brings unmatched reliability to Synology deployments.
Consistent performance scaling
Through testing and optimizations, HAT5300 series HDD has been tuned to deliver up to 23% higher sustained sequential read performance in demanding multi-user environments.
Rigorous validation
Over 300,000 hours of stress testing with Synology devices ensure that HAT5300 drives can withstand even the most demanding enterprise environments and deliver highly reliable performance.
Effortless firmware updates
Automatic firmware updates through DSM mean that HAT5300 drives always benefit from the latest enhancements.
Durability for 24/7 environments
HAT5300 series HDD is backed by a 2.5 million hour MTTF rating, workload support of 550 TB per year, and persistent write cache technology to minimize data corruption in the event of sudden power loss.
5-year warranty
At Synology, we are committed to product innovation and quality. HAT5300 drives are backed by a 5-year limited warranty that includes technical support and hardware replacement services to maximize your return on investment.

WD Red™ Pro NAS HDD. For the Demands of Big Business.

Designed specifically with medium or large scale business customers in mind, WD Red™ Pro NAS HDDs are available for up to 24-bay NAS systems. Engineered to handle high-intensity workloads1 in 24x7 environments, WD Red™ Pro is ideal for archiving and sharing, as well as RAID array rebuilding on extended operating systems such as ZFS or other file systems. These drives add value to your business by enabling your employees to quickly share their files and back-up folders reliably in your NAS solution.

Exclusive NASware™ 3.0 Technology
Our exclusive advanced firmware technology, NASware™ 3.0, enables seamless integration, robust data protection and optimal performance for NAS systems operating under heavy demand. Built into every WD Red™ Pro hard drive, NASware 3.0’s advanced technology improves storage performance by increasing compatibility, integration, upgradeability, and reliability.

Built for Optimum NAS Compatibility
WD Red™ Pro drives with NASware™ technology takes the guesswork out of selecting a drive. Optimized for NAS systems, our unique algorithm balances performance and reliability in NAS and RAID environments. Simply put, a WD Red™ Pro drive is one of the most compatible drives available for NAS enclosures. But don’t take our word for it. WD Red™ Pro drives are a reflection of extensive NAS partner technology engagement and compatibility-testing.

Larger NAS Bay Shock Protection
WD Red™ Pro NAS HDDs are equipped with a multi-axis shock sensor that automatically detects subtle shock events and dynamic fly height technology which adjusts each read-write function to compensate and protect the data. This combination of technology further protects the drives in larger 24-bay NAS environments and helps increase hard drive reliability.

3D Active Balance Plus
Our enhanced dual-plane balance control technology significantly improves the overall drive performance and reliability. Hard drives that are not properly balanced may cause excessive vibration and noise in a multi-drive system, reduce the hard drive life span, and degrade the performance over time.

Error Recovery Prevention
Built specifically for RAID and NAS environments, WD Red™ Pro NAS HDDs come equipped with error recovery controls as part of NASware™ 3.0 technology to help reduce drive fallout in RAID applications.

Extended Drive Testing
A NAS environment that has up to 24 bays is very demanding on a hard drive with added vibration and heat. This is why every WD Red™ Pro drive is shipped with extended thermal cycle burn-in testing to help ensure each drive is tested for extended reliable operation.

Desktop drives vs. WD Red™ Pro
Do right by your NAS and choose the drive purpose-built for NAS with an array of features to help preserve your data and maintain optimum performance. Take the following into consideration when choosing a hard drive for your NAS:

Compatibility: Unlike desktop drives, these drives are specifically tested for compatibility with NAS systems for optimum performance.
Reliability: The always-on environment of a NAS or RAID is a hot one, and desktop drives aren’t typically designed and tested under those conditions like WD Red™ Pro drives are.
Error Recovery Controls: WD Red™ Pro NAS hard drives are specifically designed with RAID error recovery control to help reduce failures within the NAS system.
Noise and Vibration Protection: Designed to operate solo, desktop drives typically offer little or no protection from the noise and vibration present in a multi-drive system. WD Red™ Pro drives are designed to thrive in multi-bay NAS system environments.

SkyHawk™ leverages Seagate's extensive experience in designing drives purpose-built for video applications.

SkyHawk AI
Designed for AI video analytics, SkyHawk AI supports up to 64 HD cameras and 32 additional AI streams while offering capacities up to 20 TB. It delivers zero dropped frames with ImagePerfect AI and has enterprise-class workload rates at 550 TB/yr for high reliability.

SkyHawk
24×7 workloads can leverage up to 8 TB with drives designed for DVR and NVR systems. SkyHawk video drives are equipped with enhanced ImagePerfect™ and SkyHawk Health Management to help you sail through your toughest challenges.

Drive Health and Data Recovery
When integrated into compatible NVR systems, these drives provide overall system reliability increases due to SkyHawk Health Management (SHM).