1TB Capacity, 8MB Buffer, SATA 6.0Gb/s Interface, 2.5inch Laptop Hard Drive | 9.5mm High, Rotation Speed of 5400RPM | Works for any brand SATA Interface Laptop, Macbook, Notebook, USB Enclosure, PS3 & PS4 Game Console and etc | Bare Drive Only, Brown Box Single Pack, (No Screws, Cables or Accessories included) -Friendly Reminder- Please FORMAT HDD on system in order to be detected/shows on system. | (Old Model) 3 Years Warranty from Reseller, Worry Free Return! 100% Full Refund

Designed with a workload rating up to 550TB per year, 10X desktop rating (Workload rate is defined as the amount of data transferred to or from the hard drive; Workload Rate is annualized (TB transferred X (8760/ recorded power on hours); Workload Rate will vary depending on your hardware and software components and configurations | Up to 2.5M hours MTBF with a 5 year limited warranty | Five generations of HelioSeal technology (10TB and above) | Rotational Vibration Safeguard (RVS) technology for vibration protection

1TB Capacity, 8MB Buffer, SATA 3.0Gb/s Interface, 2.5inch Laptop Hard Drive | 9.5mm High, Rotation Speed of 5400RPM | Works for any brand SATA Interface Laptop, Macbook, Notebook, USB Enclosure, PS3 & PS4 Game Console and etc | Bare Drive Only, Brown Box Single Pack, (No Screws, Cables or Accessories included) -Friendly Reminder- Please FORMAT HDD on system in order to be detected/shows on system. | (Old Model) 3 Years Warranty from Reseller, Worry Free Return! 100% Full Refund

Reliable everyday computing | WD quality and reliability | Free Acronis True Image WD Edition cloning software | Massive capacities up to 6 TB available

Read speeds up to 3,500 MB/s² (500GB - 1TB¹ models) | Remarkable reliability features to help protect your content | Slim M.2 2280 form factor, compatible with PCIe | Save on space with a single-sided M.2 2280 PCIe Gen3 x4 NVMe SSD | ¹As used for storage capacity, 1GB=1,000,000,000 bytes and 1TB=1,000,000,000,000 bytes. Actual user capacity may be less depending on operating environment | ²As used for transfer speed, megabyte per second (MB/s) = one million bytes per second. Performance will vary depending on your hardware and software components and configurations

Available in capacities ranging from 1-14TB with support for up to 8 bays | 5400RPM performance class | Supports up to 180 TB/yr workload rate*| * Workload Rate is defined as the amount of user data transferred to or from the hard drive. Workload Rate is annualized (TB transferred ? (8760 / recorded power-on hours)) | NASware firmware for compatibility | Small or medium business NAS systems in a 24x7 environment | 3-year limited warranty | This model uses CMR technology and is being renamed ?WD Red Plus? to distinguish it from the current ?WD Red? product, which uses SMR technology | During this transition period, WD Red Plus devices may be delivered with a ?WD Red? label, but rest assured the device you are receiving will be the CMR-version of WD Red and can be confirmed by the model number

Available in capacities ranging from 2 to 22TB(1) with support for NAS systems with up to 24 bays | (1) 1GB = 1 billion bytes and 1TB = 1 trillion bytes. Actual user capacity may be less depending on operating environment. | Supports up to 300TB/yr workload rate(2) | (2) Workload Rate is defined as the amount of user data transferred to or from the hard drive. Workload Rate is annualized (TB transferred ✕ (8760 / recorded power-on hours)). Workload Rate will vary depending on your hardware and software components and configurations. | Enhanced reliability with 3D Active Balance Plus technology and error recovery controls with NASware 3.0 technology | Extended drive testing to ensure each drive is tested for extended reliable operation | 5-year limited warranty(3) | (3) See official Western Digital website for regional specific warranty details.

Fast NVMe performance for daily computing needs - up to 3,200MB/s | SSDs offer shock-resistance against accidental bumps and drops | The slim M.2 2280 form factor is ideal for computers with an NVMe slot | Downloadable Western Digital SSD Dashboard monitors the health and usage of your drive | Rest assured with a Western Digital 3-year limited warranty

Read speeds up to 3,500 MB/s² (500GB - 1TB¹ models) | Remarkable reliability features to help protect your content | Slim M.2 2280 form factor, compatible with PCIe | Save on space with a single-sided M.2 2280 PCIe Gen3 x4 NVMe SSD | ¹As used for storage capacity, 1GB=1,000,000,000 bytes and 1TB=1,000,000,000,000 bytes. Actual user capacity may be less depending on operating environment | ²As used for transfer speed, megabyte per second (MB/s) = one million bytes per second. Performance will vary depending on your hardware and software components and configurations

Engineered for mainstream surveillance systems | WD AllFrame technology delivers optimizations for write-intensive, low bit-rate, high stream-count workloads typical to mainstream surveillance applications | Supports up to 180 TB/yr workload rate(3) | (3) Workload Rate is defined as the amount of user data transferred to or from the hard drive. Workload Rate is annualized (TB transferred ✕ (8760 / recorded power-on hours)). Workload Rate will vary depending on your hardware and software components and configurations. | Support for up to 16 bays(7) | (7) 1TB through 2TB support up to eight bays; 3TB and above support up to 16 bays. | Tarnish-resistant components(6) | (6) Tarnish resistant components for capacities 3TB and higher.

Reliable everyday computing | WD quality and reliability | Free Acronis True Image WD Edition cloning Software | Massive capacities up to 6 TB available

Engineered for mainstream surveillance systems | WD AllFrame technology delivers optimizations for write-intensive, low bit-rate, high stream-count workloads typical to mainstream surveillance applications | Supports up to 180 TB/yr workload rate(3) | (3) Workload Rate is defined as the amount of user data transferred to or from the hard drive. Workload Rate is annualized (TB transferred ✕ (8760 / recorded power-on hours)). Workload Rate will vary depending on your hardware and software components and configurations. | Support for up to 16 bays(7) | (7) 1TB through 2TB support up to eight bays; 3TB and above support up to 16 bays. | Tarnish-resistant components(6) | (6) Tarnish resistant components for capacities 3TB and higher.

Boost your system's performance with next-gen NVMe SSDs | Over 4 times faster than our SATA SSDs | Western Digital designed controller and firmware for optimized performance | Western Digital SSD dashboard constantly monitors the health of your SSD | NVMe drive not compatible with SATA interface

Read speeds up to 3,500 MB/s² (500GB - 1TB¹ models) | Remarkable reliability features to help protect your content | Slim M.2 2280 form factor, compatible with PCIe | Save on space with a single-sided M.2 2280 PCIe Gen3 x4 NVMe SSD | ¹As used for storage capacity, 1GB=1,000,000,000 bytes and 1TB=1,000,000,000,000 bytes. Actual user capacity may be less depending on operating environment | ²As used for transfer speed, megabyte per second (MB/s) = one million bytes per second. Performance will vary depending on your hardware and software components and configurations

NOTE: These HDD is used by Datacenter Servers for about 3 Years period. HDD was refurbished and data wiped with DoD standard. It's fully tested & passed HGST factory diagnose software test. Since this is heavy duty enterprise HDD with a 2.5M-hour MTBF rating. We are confidence that to honor another 5 Years Warranty for these hard drives. Buy with confidence & worry free! | 6TB, 128MB Cache, 7200RPM, SATA III 6.0Gb/s - Designed for 24/7/365 Heavy Duty, 2.5M-hour MTBF | Works for Any SATA Server, NAS (network storage), RAID, PC/Mac, CCTV DVR, Surveillance System, NAS, Server, Desktop PC | Bare Drive Only, Single Pack, (No Screws, Cables or Accessories included) -Friendly Reminder- Please FORMAT HDD on system in order to be detected/shows on system. | 5 Year Warranty from Reseller, Worry free Return! 100% Full Refund

Engineered specifically for surveillance security systems. | Tuned for write-intensive, low bit-rate, high stream-count workloads typical to most surveillance applications. | AllFrame AI technology delivers additional enhancements and higher workload rate for AI-enabled recorders, systems and solutions | Supports up to 180 TB/yr workload rate** (Up to 360 TB/yr workload rate on drives that support AllFrame AI technology). | Support for more than eight bays.

Engineered for mainstream surveillance systems | WD AllFrame technology delivers optimizations for write-intensive, low bit-rate, high stream-count workloads typical to mainstream surveillance applications | Supports up to 180 TB/yr workload rate(3) | (3) Workload Rate is defined as the amount of user data transferred to or from the hard drive. Workload Rate is annualized (TB transferred ✕ (8760 / recorded power-on hours)). Workload Rate will vary depending on your hardware and software components and configurations. | Support for up to 16 bays(7) | (7) 1TB through 2TB support up to eight bays; 3TB and above support up to 16 bays. | Tarnish-resistant components(6) | (6) Tarnish resistant components for capacities 3TB and higher.

Rotational Speed: 5,400 RPM (nominal) | Buffer Size: 8 MB | Average Latency: 5.50 ms (nominal) | Read Seek Time: 12.0 ms | Track-To-Track Seek Time: 2.0 ms (average)

Available in capacities ranging from 1-14TB with support for up to 8 bays | 5400RPM performance class | Supports up to 180 TB/yr workload rate*| * Workload Rate is defined as the amount of user data transferred to or from the hard drive. Workload Rate is annualized (TB transferred ✕ (8760 / recorded power-on hours)) | NASware firmware for compatibility | Small or medium business NAS systems in a 24x7 environment | 3-year limited warranty | This model uses CMR technology and is being renamed “WD Red Plus” to distinguish it from the current “WD Red” product, which uses SMR technology | During this transition period, WD Red Plus devices may be delivered with a ”WD Red” label, but rest assured the device you are receiving will be the CMR-version of WD Red and can be confirmed by the model number

2TB Capacity, Intellipower (5400RPM, Cool & quite) Rotation Speed, 64MB Cache | 3.5" Internal Hard Drive, SATA III 6.0Gb/s, Bulk Single Pack, No Cable or Accessories included. | Designed for 24/7 Operation, Lower Power consumption & Heavy Duty, Cool Temperature | For Surveillance Hard Drive, Network Storage (NAS), set-top boxes (PVR, DVR, NVR and IPTV), media servers and media centers. | (Discontinued Model) 2 Year Warranty from Reseller, Worry free Return! 100% Full Refund

IntelliSeek: Calculates optimum seek speeds to lower power consumption, noise and vibration. | Data LifeGuard: Advanced algorithms monitor your drive continuously so it stays in optimum health. | Factory Recertified Hard Drive, Sealed in Factory Bag, Zero Bad Sector, Zero Power on Hours! | 500GB, 16MB Cache, 7200RPM, SATA 6.0Gb/s, 3.5" Internal Desktop Hard Drive for PC, Mac, CCTV DVR, NAS | 6 Month Direct Factory Warranty, Worry Free Return! 100% Full Refund

High-performance 1.3 GHz dual-core processor to help minimize lag while streaming | 1GB of DDR3 memory to multitask with ease | Centralised network storage and access from anywhere | Automatic file synching across all your computers | Simplified file and folder sharing.The socket is interchangeable and there are two types of socket in the box, 3 pin and 2 pin

30 Days Warranty on Used Parts (MET Servers)

NOTE: Package comes with "2.5" to 3.5" conversation mounting bracket" for this drive install into desktop 3.5" hard drive bay. Not require on some servers. ** This HDD is NOT for Laptop ** | Boost your Server or Desktop PC Performance! Designed for quality and reliability - With a field-tested 1.2 million hour MTBF, this high performance drive delivers the highest level of reliability for 24x7 operation in up to 100% duty cycle applications | ***This is a 15MM Thickness, 10K RPM 2.5" SATA hard drive, NOT designed for 2.5" laptop, the drives is too thick to fit on 2.5" laptop hard drive bay. It will NOT work on USB to SATA Adapter without Power Supply also*** | Bare Drive Only, Brown Box Single Pack, (No Screws, Cables or Accessories included) -Friendly Reminder- Please FORMAT HDD on system in order to be detected/shows on system. | (EOL Model, Discontinued) 3 Years Warranty from Reseller, Worry Free Return! 100% Full Refund

Brand and Model: Western Digital WD20EFRX | Capacity: 2TB | Form factor: 3.5 inch | Interface: SATA 6Gb/s | Type: Hard drive

Western Digital WD4000FYYZ ENTERPRISE 4TB 7200RPM 64MB Cache SATA 6.0Gb/s 3.5 internal hard drive