Top 10 WD Red Hard Drive 4TB – Internal Hard Drives

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1. Western Digital

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

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Western Digital #ad - 3-year limited warranty. Available in capacities ranging from 2-6TB 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. Nas systems with daily workloads associated with personal and home office environments and idle time available to perform necessary background operations. Workload rate is annualized TB transferred 8760 / recorded power-on hours. Nasware firmware for compatibility. 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

2. Western Digital

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

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

3. Western Digital

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

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Western Digital #ad - 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. Enhanced reliability with 3d Active Balance Plus technology and error recovery controls with NASware 3. 0 technology. Available in capacities ranging from 2-14TB with support for up to 24 bays. Extended drive testing to ensure each drive is tested for extended reliable operation. 7200rpm performance class. Workload rate is annualized TB transferred 8760 / recorded power-on hours. 5-year limited warranty.
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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USB 2.0 Compatible, USB 3.0, Red, WDBPKJ0040BRD-WESN, WD 4TB My Passport Portable External Hard Drive HDD

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Western Digital #ad - Wd discovery software for WD Backup, password protection, and drive management. Superspeed usb-a 3. 0 5gpbs, 2. 0 compatible. Slim design. Automatic backup - easy to use. Password protection plus 256-bit AES hardware encryption.
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

5. Lacdo

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Red, Lacdo Hard Drive Carrying Case for Western Digital WD My Passport Ultra WD Elements SE WD P10 Game Drive Portable External Hard Drive 1TB 2TB 3TB 4TB 5TB USB 3.0 2.5 inch HDD Travel Storage Bag

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Lacdo #ad - Compatible & size - fit wd my passport | western digital wd elements | wd my passport ultra | wd black p10 game drive | seagate backup plus slim expansion | toshiba Canvio Basics | Toshiba Canvio Advance | 1TB 2TB 3TB 4TB 5TB Universal case for most hard drive and game drive hard drive.

Shockproof - extra soft, the anti-static, shock absorbing, scratches, the product can effectively absorb impacts. Don't worry about getting your hard drive and accessories wet from splashing water or rain. Devices will be fastened with the inside security strap that can hold devices tightly.

Exterior: 6. 1" x 4. 4" x 2. 0" inchs & Interior: 5. 2" x 3. 5" x 1. 18" inchs. Each practical accessories you may use. Water repellent - made of waterproof pu Material, which obstructs water and vapor effectively. Enough space - enough space to store usb cables, and have Extra pocket to store SD cards, charge, memory cards, etc. Easy to carry - hard texture.
BrandLacdo #ad
ManufacturerLacdo #ad
Height1.2 Inches
Length5.67 Inches
Width3.94 Inches
Part NumberB1A27C5
ModelB1A27C5

6. Western Digital

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

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Western Digital #ad - Enhanced reliability with 3D Active Balance Plus and error recovery controls with NASware 3. 0 Please purchase mounting hardware and cables separately if necessary. Package includes a hard drive only - no screws, cables, manuals included. Extended drive testing to ensure each drive is tested for extended reliable operation. Ships in wd-certified box for safe transit during shipping. Vibration & Shock protection. Available in large capacities with support for 1-16 bays.
BrandWestern Digital #ad
ManufacturerWestern Digital Bare Drives #ad
Height1.03 Inches
Length5.79 Inches
Width4 Inches
Part NumberNA
ModelNA
Warranty90 days limited warranty

7. Western Digital

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Western Digital 4TB Red My Passport Portable External Hard Drive, Western DigitalBYFT0040BRD-WESN, USB 3.0

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Western Digital #ad - Requires reformatting for Mac OS X operating system. System compatibility: windows 10, windows 8. 1, windows 7. Auto backup with included WD Backup software. Usb 3. 0 port; usb 2. 0 compatible. 3-year manufacturer's limited warranty. Password protection with hardware encryption. Trusted drive built with WD reliability.
BrandWestern Digital #ad
ManufacturerWestern Digital #ad
Height0.85 Inches
Length4.33 Inches
Weight0.54 Pounds
Width3.21 Inches
Part NumberWDBYFT0040BRD-WESN
ModelWDBYFT0040BRD-WESN
Warranty2-year limited warranty

8. Western Digital

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Western Digital RE WD4000FYYZ 4TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5in Enterprise Internal Hard Drive, OEM w/3 Year Warranty Renewed

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Western Digital #ad - Industry's highest capacity nearline drive - WD RE SATA hard drives are available in capacities 4 TB to suit even the most demanding storage needs.

3 years warranty from Reseller. Dual processor - Twice the processing power to maximize 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. Highest performance for business-critical applications - WD RE delivers 6 Gb/s transfer rates, sustained sequential data rates of 171 MB/s and high random I/O rates.
BrandWestern Digital #ad
ManufacturerWestern Digital #ad
Height3.7 Inches
Length9.3 Inches
Width5.4 Inches
Part NumberWD4000FYYZ OEM-cr
ModelWD4000FYYZ OEM-cr
Warranty90 days limited warranty

9. 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 - 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. Purpose built for nas enclosures, ironWolf delivers less wear and tear, no lags or down time, little to no noise/vibration, increased file sharing performance, and much more.
BrandSeagate #ad
ManufacturerSeagate Bare Drives #ad
Height1.03 Inches
Length5.79 Inches
Weight1.35 Pounds
Width4.01 Inches
Part NumberST4000VN008
ModelST4000VN008
Warranty3-year limited

10. Western Digital

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WD 4TB Elements Portable External Hard Drive HDD, Compatible with PC, PS4 & Xbox, WDBU6Y0040BBK-WESN, USB 3.0, Mac

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Western Digital #ad - Improve PC performance. Reformatting may be required for other operating systems. Formatted ntfs for windows 10, Windows 8. 1. Fast data transfers. Usb 3. 0 and usb 2. 0 compatibility. High capacity. Compatibility may vary depending on user’s hardware configuration and operating system.
BrandWestern Digital #ad
ManufacturerWestern Digital #ad
Height0.83 Inches
Length4.4 Inches
Weight0.52 Pounds
Width3.2 Inches
Part NumberWDBU6Y0040BBK-WESN
ModelWDBU6Y0040BBK-WESN
Warranty2-year limited