Top 10 WD Red 4TB NAS Hard Disk Drive – 5400 RPM Class SATA 6Gb/s 64MB – Internal Hard Drives

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1. Western Digital

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5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch, WD Red 4TB NAS Hard Disk Drive, WD40EFRX Renewed

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Western Digital #ad - Nasware firmware for compatibility. Workload rate is annualized TB transferred times 8760 / recorded power-on hours. 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 will vary depending on your hardware and software components and configurations. Specifically designed for use in NAS systems with up to 8 bays. Small and home office NAS systems in a 24/7 environment. 3-year manufacturer's limited warranty.
BrandWestern Digital #ad
ManufacturerWestern Digital #ad
Height1 Inches
Length5.8 Inches
Width4 Inches
Part NumberWD40EFRX-cr
ModelWD40EFRX#CR
Warranty90 days limited warranty

2. Seagate

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Seagate IronWolf 4TB NAS Internal Hard Drive HDD – CMR 3.5 Inch SATA 6Gb/s 5900 RPM 64MB Cache for RAID Network Attached Storage – Frustration Free Packaging ST4000VN008

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Seagate #ad - Purpose built for nas enclosures, ironwolf delivers less wear and tear, little to no noise/vibration, no lags or down time, increased file sharing performance, and much more. Store more and work faster with a NAS optimized hard drive providing 4TB and cache of up to 64MB. Ironwolf internal hard drives are the ideal solution for up to 8 bay, multi user NAS environments craving powerhouse performance. Easily monitor the health of drives using the integrated IronWolf Health Management system and enjoy long term reliability with 1M hours MTBF.
BrandSeagate #ad
ManufacturerSeagate Bare Drives #ad
Height1.03 Inches
Length5.79 Inches
Weight1.35 Pounds
Width4.01 Inches
Part NumberST4000VN008
Model‎ST4000VNZ008
Warranty3-year limited

3. Western Digital

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5400 RPM, CMR, 3.5" -WD40EFZX, SATA 6 Gb/s, 128 MB Cache, Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD

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Western Digital #ad - Workload rate will vary depending on your hardware and software components and configurations. Workload rate is annualized TB transferred 8760 / recorded power-on hours. Small or medium business NAS systems in a 24x7 environment. Nasware firmware for compatibility. Available in capacities ranging from 1-14TB with support for up to 8 bays. 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.
BrandWestern Digital #ad
ManufacturerWestern Digital Technologies, Inc. #ad
Height1.03 Inches
Length5.79 Inches
Weight1.32 Pounds
Width4 Inches
Part NumberWD40EFZX
ModelWD40EFZX
Warranty3 year limited warranty

4. Western Digital

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5400 RPM, WD40EFAX, SMR, SATA 6 Gb/s, 256MB Cache, Western Digital 4TB WD Red NAS Internal Hard Drive HDD, 3.5"

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Western Digital #ad - Nasware firmware for compatibility. 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. 3-year limited warranty. Nas systems with daily workloads associated with personal and home office environments and idle time available to perform necessary background operations. Available in capacities ranging from 2-6TB with support for up to 8 bays. Workload rate is annualized TB transferred 8760 / recorded power-on hours. 5400rpm performance class.
BrandWestern Digital #ad
ManufacturerWestern Digital #ad
Height4 Inches
Length1.03 Inches
Weight1.2 Pounds
Width5.79 Inches
Part NumberWD40EFAX
ModelWD40EFAX
Warranty3-year manufacturer's limited warranty

5. Western Digital

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SATA 6 Gb/s, 256 MB Cache, Western Digital 4TB WD Red Pro NAS Internal Hard Drive HDD, WD4003FFBX, CMR, 7200 RPM, 3.5"

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Western Digital #ad - Extended drive testing to ensure each drive is tested for extended reliable operation. Available in capacities ranging from 2-14TB with support for up to 24 bays. Workload rate is annualized TB transferred 8760 / recorded power-on hours. Enhanced reliability with 3d Active Balance Plus technology and error recovery controls with NASware 3. 0 technology. 7200rpm performance class. 5-year limited warranty. Supports up to 300 tb/yr workload rate workload rate is defined as the amount of user data transferred to or from the hard drive.
BrandWestern Digital #ad
ManufacturerWestern Digital #ad
Height1.03 Inches
Length5.79 Inches
Weight1.58 Pounds
Width4 Inches
Part NumberWD4003FFBX
ModelWD4003FFBX
WarrantyWestern Digital ("WD") values your business and always attempts to provide you the very best of service.No limited warranty is provided by WD unless your WD Product ("Product") was purchased from an authorizeddistributor or authorized reseller. Distributors may sell Products to resellers who then sell Products to end users.Please see below for warranty information or obtaining service. No warranty service is provided unless the Productis returned to an authorized return center in the region (warranty regions are identified as Canada, U.S.A., LatinAmerica, Europe, Middle East, Africa, Asia Pacific, India and Thailand) where the Product was first shipped by WD,which may have regional specific warranty implications.If your Product was purchased as a component integrated within a system by a system manufacturer, no limitedwarranty is provided by WD.

6. Seagate

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Seagate BarraCuda 8TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache for Computer Desktop PC – Frustration Free Packaging ST8000DM004

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Seagate #ad - Sustained transfer rate OD: 190MB/s. Build a power house gaming computer or desktop setup with a variety of capacities and form factors. The go to sata hard drive solution for nearly every PC application from music to video to photo editing to PC gaming. Ax. Store more, compute faster, and do it confidently with the proven reliability of BarraCuda internal hard drives. Confidently rely on internal hard drive technology backed by 20 years of innovation.
BrandSeagate #ad
ManufacturerSeagate Bare Drives #ad
Height0.79 Inches
Length5.79 Inches
Weight0.92 Pounds
Width4 Inches
Part NumberST8000DMZ04
ModelST8000DMZ04
Warranty2-year limited

7. Western Digital

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WD40PURZ, SATA 6 Gb/s, 64 MB Cache, Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD, 5400 RPM, 3.5"

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Western Digital #ad - Engineered for compatibility. 3-year manufacturer's limited warranty. Designed to support up to 64 HD cameras. Built for 24/7 surveillance. Allframe technology for better performance.
BrandWestern Digital #ad
ManufacturerWestern Digital Bare Drives #ad
Height1.03 Inches
Length5.79 Inches
Weight0.99 Pounds
Width4 Inches
Part NumberWD40PURZ
ModelWD40PURZ
WarrantyWestern Digital ("WD") values your business and always attempts to provide you the very best of service. No limited warranty is provided by WD unless your WD Product ("Product") was purchased from an authorized distributor or authorized reseller. Distributors may sell Products to resellers who then sell Products to end users. Please see below for warranty information or obtaining service. No warranty service is provided unless the Product is returned to an authorized return center in the region (warranty regions are identified as Canada, U.S.A., Latin America, Europe, Middle East, Africa, Asia Pacific, India and Thailand) where the Product was first shipped by WD, which may have regional specific warranty implications. If your Product was purchased as a component integrated within a system by a system manufacturer, no limited warranty is provided by WD.

8. Western Digital

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Western Digital 12TB WD Red Plus NAS Internal Hard Drive HDD, WD120EFAX, 256 MB Cache, 5400 RPM, CMR, SATA 6 Gb/s, 3.5"

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Western Digital #ad - Small or medium business NAS systems in a 24x7 environment. Nasware firmware for compatibility. 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.

Workload rate is annualized TB transferred 8760 / recorded power-on hours. 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 1-14TB with support for up to 8 bays. 3-year limited warranty. 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.
BrandWestern Digital #ad
ManufacturerWestern Digital #ad
Height1.03 Inches
Length5.79 Inches
Weight1.46 Pounds
Width4 Inches
Part NumberWD120EFAX
ModelWD120EFAX
Warranty3-year limited manufacturer

9. Western Digital

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Mac, Compatible with PC, WD 5TB Elements Portable External Hard Drive HDD, PS4 & Xbox, WDBU6Y0050BBK-WESN, USB 3.0

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Western Digital #ad - Memory storage Capacity: 5TB. High Capacity. Compatible with pc, Mac, PS4 & Xbox. Usb 3. 0 and usb 2. 0 compatibility. Fast data transfers, Improve PC Performance.
BrandWestern Digital #ad
ManufacturerWestern Digital Technologies, Inc. #ad
Height0.82 Inches
Length4.35 Inches
Weight0.52 Pounds
Width3.23 Inches
Part NumberWDBU6Y0050BBK-WESN
ModelWDBU6Y0050BBK-WESN
Warranty2 year manufacturer

10. Western Digital

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SATA III 6 Gb/s, 2.5"/7mm, Up to 560 MB/s, Western Digital 500GB WD Blue 3D NAND Internal PC SSD, WDS500G2B0A

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Western Digital #ad - Total accessible capacity varies depending on operating environment. Sequential read speeds up to 560mb/s and sequential write speeds up to 530MB/s. 1 mttf = mean time to failure based on internal testing using Telcordia stress part testing.

An active power draw up to 25% lower than previous generations of WD Blue SSD. 3d nand sata ssd for capacities up to 4tb with enhanced reliability. As used for transfer rate or interface, megabyte per second MB/s = 1 million bytes per second and gigabit per second Gb/s = 1 billion bits per second. 2 tbw terabytes written values calculated using JEDEC client workload JESD219 and vary by product capacity.

An industry leading 1. 75m hours mean time to failure mttf 1 and up to 600 terabytes written tbw 2 for enhanced reliability. Lab certification for compatibility with a wide range of computers. Wd f. I. T. Free downloadable software to monitor the status of your drive and clone a drive, or backup your data. As used for storage capacity, 1 terabyte TB = 1 trillion bytes.
BrandWestern Digital #ad
ManufacturerWestern Digital #ad
Height2.8 Inches
Length4 Inches
Weight0.08 Pounds
Width0.3 Inches
Part NumberWDS500G2B0A
ModelWDS500G2B0A
WarrantyWestern Digital ("WD") values your business and always attempts to provide you the very best of service. No limited warranty is provided by WD unless your WD Product ("Product") was purchased from an authorized distributor or authorized reseller. Distributors may sell Products to resellers who then sell Products to end users. Please see below for warranty information or obtaining service. No warranty service is provided unless the Product is returned to an authorized return center in the region (warranty regions are identified as Canada, U.S.A., Latin America, Europe, Middle East, Africa, Asia Pacific, India and Thailand) where the Product was first shipped by WD, which may have regional specific warranty implications. If your Product was purchased as a component integrated within a system by a system manufacturer, no limited warranty is provided by WD.