Top 10 4TB NAS Hard Drive – Internal Hard Drives

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1. Western Digital

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

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Western Digital #ad - Supports up to 180 tb/yr workload rate rate is defined as amount of user data transferred to or from drive. Workload Rate will vary on hardware/software components. Nasware firmware for compatibility. Small and home office NAS systems in a 24/7 environment. Specifically designed for use in NAS systems with up to 8 bays. Workload rate is annualized TB transferred times 8760/recorded power-on hrs. 3-year manufacturer's limited.
BrandWestern Digital #ad
ManufacturerWestern Digital #ad
Height4 Inches
Length1.03 Inches
Weight1.23 Pounds
Width5.79 Inches
Part NumberWD40EFAX
ModelWD40EFAX
Warranty3-year manufacturer's limited warranty

2. Western Digital

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

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Western Digital #ad - 5 year Limited warranty. Available in large capacities with support for 1 to 24 Bays. Vibration & shock protection. 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.
BrandWestern Digital #ad
ManufacturerWestern Digital #ad
Height1.03 Inches
Length5.79 Inches
Weight1.5 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.

3. Seagate

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Seagate IronWolf 6TB NAS Internal Hard Drive HDD – CMR 3.5 Inch SATA 6Gb/s 5600 RPM 256MB Cache for RAID Network Attached Storage – Frustration Free Packaging ST6000VN001

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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. Three-year limited protection plan included. Ironwolf internal hard drives are the ideal solution for up to 8-bay multi-user NAS environments craving powerhouse performance. Store more and work faster with a NAS-optimized hard drive providing 6TB and cache of up to 256MB. 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 #ad
Part NumberST6000VNZ01/N001
ModelST6000VNZ01/N001
Warranty3 Year Limited

4. Western Digital

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USB 3.0, WDBU6Y0040BBK-WESN, WD 4TB Elements Portable External Hard Drive

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Western Digital #ad - Fast data transfers. 2 year manufacturer's limited warranty. High Capacity. Improve PC Performance. Usb 3. 0 and usb 2. 0 compatibility.
BrandWestern Digital #ad
ManufacturerWestern Digital #ad
Height0.59 Inches
Length4.4 Inches
Weight0.52 Pounds
Width3.2 Inches
Part NumberWDBU6Y0040BBK-WESN
ModelWDBU6Y0040BBK-WESN
Warranty2-year limited

5. Toshiba

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HDWQ140XZSTA, Toshiba N300 4TB NAS 3.5-Inch Internal Hard Drive, CMR SATA 6 GB/s 7200 RPM 128 MB Cache

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Toshiba #ad - High performance 7200 RPM drive with large cache size. High reliability with up to 180TB/year workload rating. Designed for 24/7 operation. Integrated RV sensors to compensate for rotational vibrations. Includes Toshiba 3 year limited warranty. Built for small office and home office NAS.
BrandToshiba #ad
ManufacturerToshiba America Electronic Components Inc #ad
Height1.03 Inches
Length5.79 Inches
Weight1.59 Pounds
Width4 Inches
Part NumberHDWQ140XZSTA
ModelHDWQ140XZSTA
Warranty3 years

6. HGST

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Desktop PC/Mac, Surveillance Storage, CCTV DVR, 5 Year Warranty Renewed, HGST Ultrastar 7K4000 4TB 64MB Cache 7200RPM SATA 6.0Gb/s 3.5inch Internal Hard Drive for NAS

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HGST #ad - 4tb capacity, sata iii 6. 0gb/s, 7200rpm rotation speed, enterprise grade, 64mB Cache, Heavy Duty.100% tested & passed hgst diagnostic software, raid, nAS, ZERO Bad Sectors! Works for servers, desktop pc/mac, Surveillance System, CCTV DVR. Bare drive only, no screws, single pack, cables or accessories included -Friendly Reminder- Please FORMAT HDD on system in order to be detected/shows on system.5 years warranty from reseller, Worry Free Return! 100% Full Refund.
BrandHGST #ad
ManufacturerHGST #ad
Height1 Inches
Length5.8 Inches
Width4 Inches
Part NumberHUS724040ALE641/CR/5YR
ModelHUS724040ALE641/CR/5YR
Warranty5 years warranty from reseller

7. Seagate

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Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache for Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004

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Seagate #ad - Store more, compute faster, and do it confidently with the proven reliability of BarraCuda internal hard drives. Enjoy long term peace of mind with the included 2 year limited warranty. Confidently rely on internal hard drive technology backed by 20 years of innovation; Max sustained transfer rate ODMB/s: 190 MB/s. Build a powerhouse 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.
BrandSeagate #ad
ManufacturerSeagate Bare Drives #ad
Height0.79 Inches
Length5.79 Inches
Weight1.08 Pounds
Width4 Inches
Part NumberST4000DMZ04/DM004
ModelST4000DMZ04/DM004
Warranty2 Years

8. Seagate

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Seagate IronWolf 8Tb NAS Internal Hard Drive HDD – 3.5 Inch SATA 6GB/S 7200 RPM 256MB Cache for Raid Network Attached Storage ST8000VN0022,Silver

#ad
Seagate #ad - Store more and work faster with a NAS-optimized hard drive providing 8TB and cache of up to 256MB. Ironwolf internal hard drives are the ideal solution for up to 8-bay, multi-user NAS environments craving powerhouse performance.

Purpose built for nas enclosures, no lags or down time, IronWolf delivers less wear and tear, increased file-sharing performance, little to no noise/vibration, and much more. Easily monitor the health of drives using the integrated IronWolf Health Management system and enjoy long-term reliability with 1M hours MTBF. Three-year limited warranty protection plan included.
BrandSeagate #ad
ManufacturerSEAGATE #ad
Height1.03 Inches
Length5.79 Inches
Weight1.72 Pounds
Width4 Inches
Part NumberST8000VN0022
ModelST8000VN0022
Warranty3-year limited

9. Seagate

#ad

Seagate IronWolf 6TB NAS Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 7200 RPM 256MB Cache for RAID Network Attached Storage ST6000VN0033

#ad
Seagate #ad - Ironwolf internal hard drives are the ideal solution for up to 8-bay, multi-user NAS environments craving powerhouse performance.

Store more and work faster with a NAS-optimized hard drive providing 6TB and cache of up to 256MB. Three-year limited warranty protection plan included. 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, little to no noise/vibration, ironwolf delivers less wear and tear, no lags or down time, increased file-sharing performance, and much more.
BrandSeagate #ad
ManufacturerSeagate Bare Drives #ad
Height1.03 Inches
Length5.79 Inches
Weight1.55 Pounds
Width4.01 Inches
Part NumberST6000VNB033
ModelST6000VN0033
Warranty3 years limited

10. Western Digital

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

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Western Digital #ad - 3-year manufacturer's limited warranty. Engineered for compatibility. Allframe technology for better performance. Built for 24/7 surveillance. Designed to support up to 64 HD cameras.
BrandWestern Digital #ad
ManufacturerEastern Data - Atlanta -- Dropship #ad
Height4 Inches
Length5.8 Inches
Weight0.99 Pounds
Width1 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.