Top 9 4TB Hard Drive NAS – Internal Hard Drives

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1. 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 - Five-year limited product warranty protection plan and three year Rescue Data Recovery Services included. 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, little to no noise/vibration, increased file sharing performance, IronWolf delivers less wear and tear, no lags or down time, and much more. Store more and work faster with a NAS optimized hard drive providing 4TB and cache of up to 64MB. 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 NumberST4000VNZ008
ModelST4000VNZ08
Warranty3-year limited

2. Western Digital

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

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Western Digital #ad - Nasware firmware for compatibility. Workload rate is annualized TB transferred 8760 / recorded power-on hours. 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. 3-year limited warranty. 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. 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

3. Toshiba

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

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Toshiba #ad - Integrated RV sensors to compensate for rotational vibrations. High reliability with up to 180TB/year workload rating6. Includes toshiba 3 year limited warranty10 Built for small office and home office NAS. High performance 7200 RPM drive with large cache size. Designed for 24/7 operation9.
BrandToshiba #ad
ManufacturerToshiba America Electronic Components Inc #ad
Height1.03 Inches
Length5.79 Inches
Weight1.59 Pounds
Width4 Inches
Part NumberHDWQ140XZSTA
ModelHDWQ140XZSTA
Warranty3 years

4. Western Digital

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

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Western Digital #ad - 5-year limited warranty. Extended drive testing to ensure each drive is tested for extended reliable operation. 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. Available in capacities ranging from 2-14TB with support for up to 24 bays. 7200rpm performance class. 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.

5. Western Digital

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

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Western Digital #ad - Small or medium business NAS systems in a 24x7 environment. 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. Nasware firmware for compatibility. Workload rate is annualized TB transferred 8760 / recorded power-on hours. 3-year limited warranty. 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

6. HGST

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

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HGST #ad - 4tb capacity, sata iii 6. 0gb/s, 64mb cache, 7200rpm rotation Speed, enterprise grade, Heavy Duty. 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.100% tested & passed hgst diagnostic software, zero bad Sectors! Works for servers, nas, surveillance System, Desktop PC/Mac, raid, CCTV DVR.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 4TB Terascale HDD SATA 6Gb/s 64MB Cache 3.5-Inch Internal NAS Hard Drive ST4000NC001, 3 Year Warranty

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Seagate #ad - 3 years warranty from Reseller. Designed for 24/7, lower Power Consumption, Heavy Duty & Reliable. Seagate terascale HDD 4TB Capacity. Perfect for nas network storage, RAID Storage System, Surveillance System. 5900rpm rotation speed, 64mb buffer Size, 3. 5in internal Hard Drive.
BrandSeagate #ad
ManufacturerSEAGATE #ad
Height1 Inches
Length5.8 Inches
Weight1 Pounds
Width4 Inches
Part NumberST4000NC001/New/3YR
ModelST4000NC001/New/3YR
Warranty3 Years Warranty from Reseller

8. Seagate

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3 Year Warranty Renewed, Seagate 4TB Terascale HDD SATA 6Gb/s 64MB Cache 3.5-Inch Internal NAS Hard Drive ST4000NC001

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Seagate #ad - Seagate terascale HDD 4TB Capacity. Perfect for nas network storage, RAID Storage System, Surveillance System. 3 years warranty from Reseller. 5900rpm rotation speed, 64mb buffer Size, 3. 5in internal Hard Drive. Designed for 24/7, lower Power Consumption, Heavy Duty & Reliable.
BrandSeagate #ad
ManufacturerSEAGATE #ad
Height1 Inches
Length5.8 Inches
Width4 Inches
Part NumberST4000NC001/New/3YR-cr
Warranty90 days limited warranty

9. HGST

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HGST Ultrastar 7K4000 0F17719 4TB 64MB Cache 7200RPM SATA III 6.0Gb/s 3.5" Internal Desktop Hard Drive for PC, RAID, Mac, NAS, CCTV DVR Renewed w/1 Year Warranty

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HGST #ad - Passed factory diagnostic software + re-certified by state-of-the-Art software - Full "Sector-by-Sector" test to ensure best HDD quality! ZERO Bad Sectors! Worry free return! 100% Full Refund. 4tb capacity, sata iii 6. 0gb/s, enterprise grade, 64mb cache, 7200RPM Rotation Speed, Heavy Duty.3. 5" internal hard drive, sata iii 6. 0gb/s, designed for 24/7 reliable operation. Works for pc, mac, nas, raid, CCTV DVR.
BrandHGST #ad
ManufacturerHGST #ad
Height1 Inches
Length5.8 Inches
Width4 Inches
Part NumberHUS724040ALE641-DVR
ModelHUS724040ALE641-DVR