WESTERN DIGITAL HDD 4TB 3.5" SATA RED PLUS WD40EFZZ - Description
Tackle intense multi-user workloads with the WESTERN DIGITAL Red Plus 4TB 3.5" SATA HDD (WD40EFZZ). Designed specifically for home, home office, and small-to-medium business NAS systems with up to 8 bays, WD Red Plus drives provide the power and reliability required to store, archive, and share significant volumes of data effortlessly.
Engineered for NAS with NASware 3.0
Standard desktop drives aren't typically tested or designed for the rigors of a continuous NAS environment. Western Digital's exclusive NASware 3.0 advanced technology optimizes drive parameters to match NAS workloads, enhancing overall system reliability, compatibility, and performance while reducing common drive issues in RAID arrays.
Key Features
- CMR Technology: Utilizes Conventional Magnetic Recording (CMR) to ensure consistent, reliable write performance for intensive NAS tasks and RAID rebuilds.
- 24/7 Workload Ready: Designed and tested to operate around the clock in always-on multi-bay storage enclosures.
- Optimal Capacity: 4TB storage capacity delivers plenty of room for centralized backups, media streaming, and file collaboration.
- Noise and Vibration Protection: Includes 3D Active Balance Plus dual-plane balance control technology to maintain steady performance and protect internal components in multi-drive systems.
- Energy Efficient: Tuned for reduced power consumption and cool, quiet operation inside compact desktop NAS enclosures.
WESTERN DIGITAL HDD 4TB 3.5" SATA RED PLUS WD40EFZZ - Specifications
General
- Brand
- WESTERN DIGITAL
- Series
- WD Red Plus
- Model
- WD40EFZZ
- Drive Type
- Internal NAS Hard Disk Drive
Performance & Storage
- Capacity
- 4 TB
- Interface
- SATA 6 Gb/s (SATA III)
- Form Factor
- 3.5-inch
- Rotational Speed
- 5400 RPM Class
- Cache Size
- 128 MB
- Recording Technology
- CMR (Conventional Magnetic Recording)
- Internal Transfer Rate
- Up to 180 MB/s
Reliability & Workloads
- Supported Drive Bays
- Up to 8 bays
- Workload Rate Limit
- 180 TB/year
- MTBF (Mean Time Between Failures)
- 1,000,000 hours
- Non-recoverable Read Errors
- < 1 in 10^14 bits read
- Load/Unload Cycles
- 600,000
Power & Environmental
- Read/Write Power
- 4.7 W
- Idle Power
- 3.1 W
- Standby/Sleep Power
- 0.3 W
- Operating Temperature
- 0°C to 65°C
- Non-Operating Temperature
- -40°C to 70°C
- Acoustics (Idle)
- 23 dBA
- Acoustics (Seek)
- 27 dBA
Physical Dimensions
- Height
- 26.1 mm
- Width
- 101.6 mm
- Depth
- 147 mm
- Weight
- 0.57 kg