Description
WD's exclusive NASware technology, built into every WD Red hard drive, improves NAS storage performance by reducing common hard drive concerns in NAS systems including concerns for things like compatibility, integration, upgradeability, reliability and cost of ownership that are experienced with a hard drive designed for desktop computers.
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For personal or home office
Stream, backup, share, and organize your digital content at home with a NAS and WD Red drives designed to effortlessly share content with the devices in your personal or home office environments. NASware 3.0 technology increases your drives' compatibility with your existing network and devices, TV, stereo, and more. Live in a connected world. -
Exclusive NASware 3.0
Built into every WD Red hard drive, NASware 3.0's advanced technology improves your system's storage performance by increasing compatibility, integration, upgradeability, and reliability. -
Built for optimal NAS compatibility
Designed for personal and home office NAS systems, a unique algorithm balances performance and reliability in NAS and RAID environments. WD Red drives are optimized for environments where idle time is available to perform necessary background operations. To ensure optimal performance, always check compatibility with your system. -
24/7 environment
Since your NAS system is always on, a reliable drive is essential. The WD Red drive is engineered to tackle 24x7 environments.
Specifications
Summary
- Product Description
- WD Red Plus WD40EFRX - hard drive - 4 TB - SATA 6Gb/s
- Type
- Hard drive - internal
- Capacity
- 4 TB
- Form Factor
- 3.5" x 1/3H
- Interface
- SATA 6Gb/s
- Data Transfer Rate
- 600 MBps
- Buffer Size
- 64 MB
- Features
- Native Command Queuing (NCQ), IntelliPower, Advanced Format technology, NAS compatible, NASware technology, 3D Active Balance Plus, S.M.A.R.T.
- Dimensions (WxDxH)
- 101.6 mm x 147 mm x 26.1 mm
- Weight
- 680 g
- Manufacturer Warranty
- 3-year warranty
- Designed For
- My Cloud EX2; EX4
Detailed Specification
General
- Device Type
- Hard drive - internal
- Capacity
- 4 TB
- Form Factor
- 3.5" x 1/3H
- Interface
- SATA 6Gb/s
- Buffer Size
- 64 MB
- Features
- Native Command Queuing (NCQ), IntelliPower, Advanced Format technology, NAS compatible, NASware technology, 3D Active Balance Plus, S.M.A.R.T.
- Width
- 101.6 mm
- Depth
- 147 mm
- Height
- 26.1 mm
- Weight
- 680 g
Performance
- Drive Transfer Rate
- 600 MBps (external)
- Internal Data Rate
- 150 MBps
Reliability
- MTBF
- 1,000,000 hour(s)
- Non-Recoverable Errors
- 1 per 10^14
- Load / Unload Cycles
- 600,000
Expansion & Connectivity
- Interfaces
- 1 x SATA 6 Gb/s - 7 pin Serial ATA
- Compatible Bay
- 3.5" x 1/3H
Power
- Power Consumption
- 4.5 Watt (read) , 4.5 Watt (write) , 3.3 Watt (idle) , 0.4 Watt (sleep)
Miscellaneous
- Compliant Standards
- RoHS
Manufacturer Warranty
- Service & Support
- Limited warranty - 3 years
Environmental Parameters
- Min Operating Temperature
- 0 °C
- Max Operating Temperature
- 65 °C
- Shock Tolerance
- 65 g @ 2ms (operating) / 250 g @ 2ms (non-operating)
- Sound Emission
- 25 dBA
Compatibility Information
- Designed For
- WD My Cloud EX2 , WD My Cloud EX4
