Top 8 Western Digital Red 4TB – Internal Hard Drives

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1. Western Digital

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

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Western Digital #ad - 3-year limited warranty. Nasware firmware for compatibility. Small or medium business NAS systems in a 24x7 environment. Workload rate will vary depending on your hardware and software components and configurations. 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. Available in capacities ranging from 1-14TB with support for up to 8 bays. Workload rate is annualized TB transferred 8760 / recorded power-on hours.
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

2. Western Digital

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

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Western Digital #ad - 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. 5400rpm performance class. 3-year limited warranty. Available in capacities ranging from 2-6TB with support for up to 8 bays. Nas systems with daily workloads associated with personal and home office environments and idle time available to perform necessary background operations.
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

3. Western Digital

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

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Western Digital #ad - 7200rpm performance class. Available in capacities ranging from 2-14TB with support for up to 24 bays. 5-year limited warranty. Extended drive testing to ensure each drive is tested for extended reliable operation. Enhanced reliability with 3d Active Balance Plus technology and error recovery controls with NASware 3. 0 technology. Workload rate is annualized TB transferred 8760 / recorded power-on hours. 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.

4. Western Digital

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Western Digital 4TB WD Red SA500 NAS 3D NAND Internal SSD, SATA III 6 Gb/s, 2.5"/7mm, Up to 560 MB/s, WDS400T1R0A

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Western Digital #ad - Storage optimized for caching in NAS systems to rapidly access your most frequently used files. Reduces latency and improves responsiveness for oltp databases, multi-user environments, 4K and 8K video editing, photo rendering, and more.5-year manufacturer's limited warranty. Purpose-built for nas with proven western Digital 3D NAND to deliver maximum SATA performance to both home and business users. Superior endurance can handle the heavy read and write loads demanded by NAS, giving you the reliability you need in a 24/7 environment.
BrandWestern Digital #ad
ManufacturerWestern Digital #ad
Height0.28 Inches
Length3.95 Inches
Weight0.11 Pounds
Width2.75 Inches
Part NumberWDS400T1R0A
ModelWDS400T1R0A
Warranty5-year manufacturer's limited warranty

5. Western Digital

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CMR, Western Digital 10TB WD Red Pro NAS Internal Hard Drive, WD101KFBX Old Version, 7200 RPM Class, 256 MB Cache, SATA 6 Gb/s, 3.5"

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Western Digital #ad - Vibration and shock protection. 0 technology. Available in large capacities with support for 1 to 24 Bays. Enhanced reliability with 3d active Balance Plus technology and error recovery controls with NASware 3. Extended drive testing to ensure each drive is tested for extended reliable operation. 5 year Limited warranty.
BrandWestern Digital #ad
ManufacturerWestern Digital Bare Drives #ad
Height1.03 Inches
Length5.79 Inches
Weight1.43 Pounds
Width4 Inches
Part NumberWD101KFBX
ModelWD101KFBX
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.

6. Western Digital

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Red, WDBPKJ0040BRD-WESN, WD 4TB My Passport Portable External Hard Drive HDD, USB 2.0 Compatible

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Western Digital #ad - Slim design. Wd discovery software for WD Backup, password protection and drive management. Password protection + 256-bit AES hardware encryption. Superspeed usb port; USB 2. 0 compatible. Automatic backup - easy to use.
BrandWestern Digital #ad
ManufacturerWD #ad
Height0.75 Inches
Length4.22 Inches
Weight0.46 Pounds
Width2.95 Inches
Part NumberWDBPKJ0040BRD-WESN
ModelWDBPKJ0040BRD-WESN
Warranty3-year manufacturer's limited warranty

7. Western Digital

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Western Digital Red Pro 4TB 3.5-Inch 7200rpm 64MB Cache NAS Hard Drive WD4002FFWX

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Western Digital #ad - Extended drive testing to ensure each drive is tested for extended reliable operation. Vibration & Shock protection. Ships in wd-certified box for safe transit during shipping. Package includes a hard drive only - no screws, cables, manuals included. Please purchase mounting hardware and cables separately if necessary. Available in large capacities with support for 1-16 bays. Enhanced reliability with 3D Active Balance Plus and error recovery controls with NASware 3. 0 .
BrandWestern Digital #ad
ManufacturerWestern Digital Bare Drives #ad
Height1.03 Inches
Length5.79 Inches
Weight1.58 Pounds
Width4 Inches
Part NumberWD4002FFWX
ModelWD4002FFWX
Warranty5

8. Western Digital

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WD Red Pro 4TB NAS Hard Disk Drive, 7200 RPM SATA 6 Gb/s 64MB Cache 3.5 Inch, WD4001FFSX

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Western Digital #ad - Most extensive NAS partner compatibility-testing list available. 5-year manufacturer limited warranty. Package includes a hard drive only - no screws, cables, manuals included. Enhanced reliability with 3D Active Balance Plus and error recovery prevention with NASware 3. 2. Extended drive testing to ensure each drive for extended reliable operation. Please purchase mounting hardware and cables separately if necessary.
BrandWestern Digital #ad
ManufacturerWestern Digital #ad
Height1 Inches
Length5.8 Inches
Weight1.66 Pounds
Width4 Inches
Part NumberWD4001FFSX
ModelWD4001FFSX
Warranty5-year manufacturer limited warranty