WD Red Plus 4TB WD40EFZZ 5400RPM 128MB SATA III NAS HDD
WD Red Plus WD40EFZZ 4TB NAS HDD. 5400 RPM, 128MB cache, SATA III, 3.5″. Optimized for 24/7 NAS use with NASware firmware, CMR tech. Up to 180MB/s transfer. 3-year warranty, reliable for multi-bay systems.
Available in 4–6 business days : 70 pieces
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The Western Digital Red Plus WD40EFZZ is a 4TB 3.5-inch internal HDD designed specifically for NAS environments. With 5400 RPM spindle speed and 128MB cache, it delivers sustained transfer rates up to 180 MB/s via SATA III interface. Engineered for 24/7 operation, it features NASware firmware for optimal compatibility with multi-bay NAS systems.
This CMR drive offers enhanced reliability with dual-plane balance control to minimize vibration and noise in RAID arrays. It supports workloads up to 180TB/year and operates reliably from 0-65°C. Ideal for home or small business NAS, providing quieter operation and lower power consumption compared to previous generations.
- Capacity: 4TB
- Interface: SATA 6Gb/s (III)
- Cache: 128MB
- Warranty: 3 years
- Use Case: NAS & 24/7 operation
| HDD Capacity | 4 TB |
| HDD Speed | 5400 RPM |
| Cache Size | 128 MB |
| HDD Size | 3.5 |
| Interface | Serial ATA III |
| Type | HDD |
| Component for | NAS |
| Average HDD Transfer Rate | 180 MB/s |
| Operating Temperature | 0 - 65 °C |
| Storage Temperature | -40 - 70 °C |
| Width | 101.6 mm |
| Height | 26.1 mm |
| Depth | 147 mm |
| Weight | 550 g |
| Quantity per Pack | 1 Stück(e) |
| Compliance Certificates | RoHS |
| Certification | BSMI, ICES-003/NMB-003, CE, FCC, KC, Maghreb, RCM, UKCA, VCCI, CB-Scheme, TUV, UL |
| Workload Rate | 180 TB/year |
| Warranty | 3 years |
| Firmware | NASware |
| Recording Technology | CMR |