Uncompromising Storage Built for 24/7, always-on, high-definition security systems. With a supported workload rate of up to 180 TB/yr & support for up to 64 cameras, WD violet drives are optimized for surveillance systems. WD violet 10TB & 12TB drives are designed to support Deep Learning analytics in AI capable NVRs, & feature an enhanced workload rating of up to 360TB/yr, & up to 16 AI channels for analytics within the system. The Right Drive for the Job WD violet drives have been engineered specifically for the extreme demands of high temperature, 24/7 surveillance systems. Performance You Can Trust From a worldwide leader in the storage industry, WD violet is engineered for quality video playback when you need it most. Expand Your View to 64 WD violet drives are optimized to support up to 64 cameras, giving you flexibility to upgrade or expand your security system. SEAMLESS INTEGRATION With a wide range of industry-leading enclosures & chipsets supported, youre sure to find the configuration & compatibility thats right for your NVR. LESS IS MORE Low power consumption is a must in a high-temperature, always-on surveillance environment. Intelli Seek technology helps reduce damaging ambient noise & vibrations. Designed for Surveillance The WD violet drive is designed for both DVR & NVR security systems, & is compatible with many of the the leading surveillance & security manufacturers. We can help you find the perfect storage for your system. 3-Year Limited Warranty Every WD violet drive comes with a 3-year limited warranty, so you can be confident of your surveillance storage.

Features: Engineered specifically for surveillance security systems. Three times the workload rating of our desktop hard drives (capacities up to 8TB). 10TB & 12TB capacities feature workload rating up to 360TB/yr. Tuned for write-intensive, low bit-rate, high stream-count applications typical to most surveillance applications. Prioritized write-operations for maximized surveillance performance. TLER & ATA streaming support. Technical Specifications Capacity 1TB
- 12TB Interface SATA 6 Gb/s Form Factor 3.5 Inch Disk Speed 7200 rpm


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Durable capacity storage for high-availability deployments WD Re datacenter hard drives offer up to 4 TB capacities & are available with SAS or SATA interface. With the highest error tolerance & MTBF of any capacity-optimized drive, WD Re delivers the durability & 24x 7x 365 reliability required in tightly packed vibration prone multi-drive systems. The combination of high-capacity, peak performance & robust design make WD Re drives ideal for heavy workload environments, cloud storage, RAID arrays, external storage arrays, data warehousing & mining applications. Product Benefits Industry’s highest capacity nearline drive
- Massive capacities up to 4 TB suit even the most demanding datacentre or cloud storage needs. Designed for heavy application Workloads - Designed to handle up to 550 TB per year in any heavy application datacenter with the highest workload capabilities of any WD 3.5 hard drive. Up to 6 Gb/s transfer rates & sustained sequential data rates of up to 182 MB/s, deliver performance & reliability to any datacentre environment. Designed for quality & reliability With up to 1.4 million hour MTBF, this high performance drive delivers durability & the highest level of reliability for 24x 7x 365 operation in the most demanding storage environments. Vibration Protection
- Enhanced RAFF Technology

Includes:: sophisticated electronics to monitor the drive & correct both linear & rotational vibration in real time. The result is a significant performance improvement in high vibration environments over the previous generation of drives. Dual actuator technology
- A head positioning system with two actuators that improves positional accuracy over the data track (s). The primary actuator provides coarse displacement using conventional electromagnetic actuator principles. The secondary actuator uses piezoelectric motion to fine tune the head positioning to a higher degree of accuracy. (2 TB & above) Environmentally responsible
- In addition to being Ro HS compliant, these drives are built with halogen reduced components. Self Encrypting Drive (SED) option
- Optional secure model for encrypting drives – Utilizing an AES 256 bit encryption engine for Crypto erase capability, WD supports both industry standard commands of the Sanitize Feature Set & also the Security Feature Set which utilizes the Secure Erase Unit (SEU) enhanced mode bit.* Stable Trac
- The motor shaft is secured at both ends to reduce system-induced vibration & stabilize platters for accurate tracking during read & write operations. (2 TB & above) Multi-axis shock sensor
- Automatically detects the subtlest shock events & compensates to protect the data. * SED drives may require TCG-compliant host or controller support. SED drives may not be available in all countries. RAID-specific, time-limited error recovery (TLER) - Prevents drive fallout caused by the extended hard drive error-recovery processes common to desktop drives. No Touch ramp load technology
- The recording head never touches the disk media ensuring significantly less wear to the recording head & media as well as better drive protection in transit. Thermal extended burn-in test - Each drive is put through extended burn-in testing with thermal cycling to ensure reliable operation. Dynamic fly height technology - Each read-write head’s fly height is adjusted in real time for optimum reliability. Dual processor
- Twice the processing power to maximize performance • Interface SATA 6 Gb/s • Formatted capacity 250GB • User sectors per drive 490, 350, 672 • Native command queuing Yes • Form factor 3.5-inch • Ro HS compliant yes • RPM – 7200 • Cache – 64MB • Temperature (°C) – Operating 5 to 55
- Non-operating -40 to 70











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Durable capacity storage for high-availability deployments WD Re datacenter hard drives offer up to 4 TB capacities & are available with SAS or SATA interface. With the highest error tolerance & MTBF of any capacity-optimized drive, WD Re delivers the durability & 24x 7x 365 reliability required in tightly packed vibration prone multi-drive systems. The combination of high-capacity, peak performance & robust design make WD Re drives ideal for heavy workload environments, cloud storage, RAID arrays, external storage arrays, data warehousing & mining applications. Product Benefits Industry’s highest capacity nearline drive
- Massive capacities up to 4 TB suit even the most demanding datacentre or cloud storage needs. Designed for heavy application Workloads - Designed to handle up to 550 TB per year in any heavy application datacenter with the highest workload capabilities of any WD 3.5 hard drive. Up to 6 Gb/s transfer rates & sustained sequential data rates of up to 182 MB/s, deliver performance & reliability to any datacentre environment. Designed for quality & reliability With up to 1.4 million hour MTBF, this high performance drive delivers durability & the highest level of reliability for 24x 7x 365 operation in the most demanding storage environments. Vibration Protection
- Enhanced RAFF Technology

Includes:: sophisticated electronics to monitor the drive & correct both linear & rotational vibration in real time. The result is a significant performance improvement in high vibration environments over the previous generation of drives. Dual actuator technology
- A head positioning system with two actuators that improves positional accuracy over the data track (s). The primary actuator provides coarse displacement using conventional electromagnetic actuator principles. The secondary actuator uses piezoelectric motion to fine tune the head positioning to a higher degree of accuracy. (2 TB & above) Environmentally responsible
- In addition to being Ro HS compliant, these drives are built with halogen reduced components. Self Encrypting Drive (SED) option
- Optional secure model for encrypting drives – Utilizing an AES 256 bit encryption engine for Crypto erase capability, WD supports both industry standard commands of the Sanitize Feature Set & also the Security Feature Set which utilizes the Secure Erase Unit (SEU) enhanced mode bit.* Stable Trac
- The motor shaft is secured at both ends to reduce system-induced vibration & stabilize platters for accurate tracking during read & write operations. (2 TB & above) Multi-axis shock sensor
- Automatically detects the subtlest shock events & compensates to protect the data. * SED drives may require TCG-compliant host or controller support. SED drives may not be available in all countries. RAID-specific, time-limited error recovery (TLER) - Prevents drive fallout caused by the extended hard drive error-recovery processes common to desktop drives. No Touch ramp load technology
- The recording head never touches the disk media ensuring significantly less wear to the recording head & media as well as better drive protection in transit. Thermal extended burn-in test - Each drive is put through extended burn-in testing with thermal cycling to ensure reliable operation. Dynamic fly height technology - Each read-write head’s fly height is adjusted in real time for optimum reliability. Dual processor
- Twice the processing power to maximize performance • Interface SATA 6 Gb/s • Formatted capacity 500 GB • User sectors per drive 976, 773, 168 • Native command queuing Yes • Form factor 3.5-inch • Ro HS compliant yes










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Increase your storage with this WD Red 3.5-inch 6TB NAS hard drive. The generous space provides room for millions of files & is specifically designed for 24/7 connectivity so that you can access it at any time whenever it’s needed. A large cache, along with the 6 Gbps SATA III interface, ensures that reading & writing speeds are kept high so that you don’t miss a thing. A variety of technologies, including Intelli Power, Advanced Format & NASware, provides maximum performance from this WD Red 3.5-inch 6TB NAS hard drive. ...

For up to 24 bay medium to large-scale NAS environments, the WD Red Pro drive is engineered to handle increased business workloads & carries a 5-year limited warranty. NAS for Big Business Add value to your business by enabling your employees to quickly & reliably sync their files & back up folders or share work with clients. NASware 3.0 Technology Seamless integration, robust data protection & optimal performance for larger NAS systems that demand more. Built for NAS Compatibility WD Red Pro hard drives also have NASware technology & are purpose-built to balance performance & reliability in larger NAS & RAID environments. LARGER NAS BAY SHOCK PROTECTION A multi-axis shock sensor automatically detects subtle shock events that may occur in larger NAS environments & when combined with dynamic fly height technology, helps to adjust each read-write function to compensate for increased vibrations & protect data. DESIGNED FOR NAS Desktop drives arent purpose-built for NAS. But WD Red Pro drives with NASware 3.0 are. Our exclusive technology takes the guesswork out of selecting a drive. We can help you find the perfect storage for your NAS system. Compatible with up to 24 bay medium to large-scale NAS environments. TECHNICAL SPECIFICATIONS Capacity: 2TB, 3TB, 4TB, 5TB, 6TB, 8TB, 10TB Interface: SATA 6 Gb/s Form Factor: 3.5 Inch RPM Class: 7200 Limited Warranty: 5 years ...

Drive to endure. Ultrastar hard drives feature up to ten times the workload rating of desktop drives & employ advanced technologies for enterprise class reliability, power efficiency & performance. Designed from the ground up to be an ultra-robust storage device, Ultrastar drives are the perfect choice for your business. Best-fit Applications Enterprise servers & storage systems Business-critical applications needing reliable, robust high-capacity storage Surveillance analytics & industrial applications High Workload Rating Delivering dependable performance to any storage environment, Ultrastar hard drives are designed with a workload rating up to 550TB per year, among the highest of any 3.5-inch hard drive. Helio Seal Technology Featured in over 20 million shipped Western Digital hard drives, Helio Seal technology enables the highest capacities & less turbulence on large storage arrays. & now on its 4th generation design, Helio Seal technology is field-tested & proven to deliver high capacity, reliability, & power efficiency you can trust. Enterprise-class Storage to Rely On With up to 2.5 million hours MTBF rating, Ultrastar hard drives deliver reliability & durability, are built for yearly operation (24x 7x 365) within the most demanding storage environments & are backed with a 5-year limited warranty. Compatibility Testing All Ultrastar hard drives are extensively tested across a variety of popular OEM storage systems, SATA controllers, & host bus adapters to ensure ease of integration for a plug & play solution. Vibration Protection Enhanced Rotational Vibration Safeguard (RVS) technology uses sophisticated electronics to monitor the drive & correct linear & rotational vibrations in real time for enhanced performance versus traditional desktop drives 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. Dynamic Fly-height Technology Each read-write head’s fly height is adjusted in real time to ensure consistent performance for reduced errors & optimized reliability. 7200 RPM Class This 7200 RPM-class hard drive delivers the fastest performance with the highest workload rating of any high-capacity drive from Western Digital. Ensure you have the most capable hard drive regardless of the application with Ultrastar hard drives. ...

Drive to endure. Ultrastar hard drives feature up to ten times the workload rating of desktop drives & employ advanced technologies for enterprise class reliability, power efficiency & performance. Designed from the ground up to be an ultra-robust storage device, Ultrastar drives are the perfect choice for your business. Best-fit Applications Enterprise servers & storage systems Business-critical applications needing reliable, robust high-capacity storage Surveillance analytics & industrial applications High Workload Rating Delivering dependable performance to any storage environment, Ultrastar hard drives are designed with a workload rating up to 550TB per year, among the highest of any 3.5-inch hard drive. Helio Seal Technology Featured in over 20 million shipped Western Digital hard drives, Helio Seal technology enables the highest capacities & less turbulence on large storage arrays. & now on its 4th generation design, Helio Seal technology is field-tested & proven to deliver high capacity, reliability, & power efficiency you can trust. Enterprise-class Storage to Rely On With up to 2.5 million hours MTBF rating, Ultrastar hard drives deliver reliability & durability, are built for yearly operation (24x 7x 365) within the most demanding storage environments & are backed with a 5-year limited warranty. Compatibility Testing All Ultrastar hard drives are extensively tested across a variety of popular OEM storage systems, SATA controllers, & host bus adapters to ensure ease of integration for a plug & play solution. Vibration Protection Enhanced Rotational Vibration Safeguard (RVS) technology uses sophisticated electronics to monitor the drive & correct linear & rotational vibrations in real time for enhanced performance versus traditional desktop drives 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. Dynamic Fly-height Technology Each read-write head’s fly height is adjusted in real time to ensure consistent performance for reduced errors & optimized reliability. 7200 RPM Class This 7200 RPM-class hard drive delivers the fastest performance with the highest workload rating of any high-capacity drive from Western Digital. Ensure you have the most capable hard drive regardless of the application with Ultrastar hard drives. ...

Drive to endure. Ultrastar hard drives feature up to ten times the workload rating of desktop drives & employ advanced technologies for enterprise class reliability, power efficiency & performance. Designed from the ground up to be an ultra-robust storage device, Ultrastar drives are the perfect choice for your business. Best-fit Applications Enterprise servers & storage systems Business-critical applications needing reliable, robust high-capacity storage Surveillance analytics & industrial applications High Workload Rating Delivering dependable performance to any storage environment, Ultrastar hard drives are designed with a workload rating up to 550TB per year, among the highest of any 3.5-inch hard drive. Helio Seal Technology Featured in over 20 million shipped Western Digital hard drives, Helio Seal technology enables the highest capacities & less turbulence on large storage arrays. & now on its 4th generation design, Helio Seal technology is field-tested & proven to deliver high capacity, reliability, & power efficiency you can trust. Enterprise-class Storage to Rely On With up to 2.5 million hours MTBF rating, Ultrastar hard drives deliver reliability & durability, are built for yearly operation (24x 7x 365) within the most demanding storage environments & are backed with a 5-year limited warranty. Compatibility Testing All Ultrastar hard drives are extensively tested across a variety of popular OEM storage systems, SATA controllers, & host bus adapters to ensure ease of integration for a plug & play solution. Vibration Protection Enhanced Rotational Vibration Safeguard (RVS) technology uses sophisticated electronics to monitor the drive & correct linear & rotational vibrations in real time for enhanced performance versus traditional desktop drives 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. Dynamic Fly-height Technology Each read-write head’s fly height is adjusted in real time to ensure consistent performance for reduced errors & optimized reliability. 7200 RPM Class This 7200 RPM-class hard drive delivers the fastest performance with the highest workload rating of any high-capacity drive from Western Digital. Ensure you have the most capable hard drive regardless of the application with Ultrastar hard drives. ...

The Ultrastar DC HC300-series provides low to mid-capacity drives that are economical to acquire, yet deliver quick & reliable data access for traditional data center applications. ...

The proven & reliable technology of Windows Server Foundation provides you with a foundation to run most small-business applications. It's an affordable platform for the core portfolio of IT capabilities, including file & print sharing, remote access & security. A simple & familiar Windows experience makes it easy for organizations to get up & running. As the heart of a true local area network, Windows Server Foundation lets employees exchange data securely, without requiring e-mail or the Internet access. in addition, Windows Server Foundation provides an easy upgrade path to higher-end versions of Windows Server, so your IT solution can grow as your business grows. Windows Server Foundation can grow along with your businesses, providing the ability to upgrade to a higher-capability edition of Windows Server as needed. Easy availability of skilled manpower, compatibility with most hardware devices, & the peace of mind gained from running a genuine Windows-based server help you achieve the highest return on investment. ...