Top 9 WD Red NAS 4TB – Internal Hard Drives

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1. Western Digital

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WD40EFAX, 256MB Cache, SATA 6 Gb/s, Western Digital 4TB WD Red NAS Internal Hard Drive, 5400 RPM Class, SMR, 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. Nasware firmware for compatibility. 5400rpm performance class. Nas systems with daily workloads associated with personal and home office environments and idle time available to perform necessary background operations. 3-year limited warranty. Workload rate is annualized TB transferred 8760 / recorded power-on hours. Available in capacities ranging from 2-6TB with support for up to 8 bays.
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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7200 RPM Class, CMR, SATA 6 Gb/s, 256 MB Cache, 3.5", WD4003FFBX, Western Digital 4TB WD Red Pro NAS Internal Hard Drive

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Western Digital #ad - Available in capacities ranging from 2-14TB with support for up to 24 bays. 5-year limited warranty. 7200rpm performance class. 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. Extended drive testing to ensure each drive is tested for extended reliable operation. 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
Weight0.22 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. Western Digital

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

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

4. Western Digital

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

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Western Digital #ad - 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. 5400rpm performance class. 3-year limited warranty. 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.
BrandWestern Digital #ad
ManufacturerWestern Digital #ad
Height1.03 Inches
Length5.79 Inches
Weight1.46 Pounds
Width4 Inches
Part NumberWD120EFAX
ModelWD120EFAX
Warranty3-year limited manufacturer

5. Seagate

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Seagate IronWolf 10TB NAS Internal Hard Drive HDD – CMR 3.5 Inch SATA 6Gb/s 7200 RPM 256MB Cache for RAID Network Attached Storage ST10000VN0008 ST10000VNZ008/N0008

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Seagate #ad - 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.

Easily monitor the health of drives using the integrated IronWolf Health Management system and enjoy long-term reliability with 1M hours MTBF. Store more and work faster with a nAS-optimized hard drive providing ultra-high capacity 10TB and cache of up to 256MB. 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.
BrandSeagate #ad
ManufacturerSeagate Bare Drives #ad
Height1.03 Inches
Length5.79 Inches
Weight1.55 Pounds
Width4.01 Inches
Part NumberST10000VNZ004
ModelST10000VN0008
Warranty3-year limited

6. Seagate

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

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Seagate #ad - Purpose built for nas enclosures, ironwolf delivers less wear and tear, little to no noise/vibration, increased file-sharing performance, no lags or down time, 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. Ironwolf internal hard drives are the ideal solution for up to 8-bay, multi-user NAS environments craving powerhouse performance. Three-year limited warranty protection plan included. Store more and work faster with a NAS-optimized hard drive providing 6TB and cache of up to 256MB.
BrandSeagate #ad
ManufacturerSeagate Bare Drives #ad
Height1.03 Inches
Length5.79 Inches
Weight1.55 Pounds
Width4.01 Inches
Part NumberST6000VNB033
ModelST6000VN0033
Warranty3 years limited

7. 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 - Build a power house gaming computer or desktop setup with a variety of capacities and form factors. 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. Enjoy long term peace of mind with the included 2 year limited warranty. Sustained transfer rate OD: 190MB/s. Ax. 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
Weight0.92 Pounds
Width4 Inches
Part NumberST8000DMZ04/DM004
ModelST8000DMZ04/DM004
Warranty2-year limited

8. Western Digital

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WDBVXC0040HWT-NESN, WD 4TB My Cloud Home Personal Cloud

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Western Digital #ad - Backup for all your PC and Mac computers. One central place to store all your photos, videos, music and files. 2-year manufacturer's limited warranty. Quick and simple setup from your phone. Auto backup for photos and videos on your phone.
BrandWestern Digital #ad
ManufacturerWestern Digital #ad
Height6.91 Inches
Length5.51 Inches
Weight2.31 Pounds
Width2.09 Inches
Part NumberWDBVXC0040HWT-NESN
ModelWDBVXC0040HWT-NESN
Warranty2 years

9. Synology

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WD4003FFBX, CMR, 256 MB Cache, SATA 6 Gb/s, 7200 RPM Class, 3.5“, Synology 4 Bay NAS DiskStation DS418 Diskless & Western Digital 4TB WD Red Pro NAS Internal Hard Drive

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Synology #ad - Product 2: 7200RPM performance class. Product 1: dual 1gbe ports with failover and Link Aggregation support. Product 1: over 40tb raw single volume capacity. Product 1: sequential throughput performance at over 226 MB/s reading and 170 MB/s writing.

Product 1: 4k 10-bit h. 265 video transcoding on the fly. Product 2: 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. Operating temperature - 5°c to 40°C 40°F to 104°F. Workload rate is annualized TB transferred 8760 / recorded power-on hours. Product 2: enhanced reliability with 3D Active Balance Plus technology and error recovery controls with NASware 3. 0 technology. Product 2: available in capacities ranging from 2-14TB with support for up to 24 bays.
BrandSynology #ad