WD Red Plus 4TB SATA 6Gb/s NAS Hard Drive
In stock (109 units), ready to be shipped
The WD Red Plus 4TB is a 3.5-inch NAS hard drive designed for reliable storage in home, office, and small-to-medium business NAS systems. It uses CMR recording technology and is optimized for RAID-optimized NAS environments with multiple drive bays.
The drive operates at 5400 RPM, features a 128MB cache, and delivers transfer rates of up to 180MB/s. With a 180TB/year workload rating, it is suitable for file sharing, backups, media storage, and other continuous NAS workloads.
Specifications:
| Specification | Details |
|---|---|
| Brand | WD |
| Series | WD Red Plus |
| Storage Capacity | 4TB |
| Drive Type | NAS Hard Disk Drive (HDD) |
| Form Factor | 3.5-inch |
| Interface | SATA 6Gb/s |
| Transfer Rate | Up to 180MB/s |
| Disk Speed | 5400 RPM |
| Cache | 128MB |
| Recording Technology | CMR |
| Workload Rating | 180TB/year |
| NAS Support | Up to 8 bays |
| Connector | SATA |
| Dimensions (L × W × H) | 146.99 × 101.6 × 26.11 mm |
| Weight | 550g |
| Model Number | WD40EFZZ |
Key Features:
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4TB NAS storage
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SATA 6Gb/s interface
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5400 RPM
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128MB cache
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Up to 180MB/s transfer rate
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CMR recording technology
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180TB/year workload rating
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Designed for NAS systems with up to 8 bays
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Suitable for home, office, and small-business NAS environments




