With the WD Red 4TB NAS Hard Disk Drive 5400 RPM WD40EFRX, you can stream, backup, organize and share digital content. It's compatible with televisions, computers and other electronic devices. It's a 3.5" hard disk drive that uses NASware technology to increase your drive's compatibility with your NAS system. This produces better playback with your devices. It's beneficial at home or in an office setting. This item is versatile and easy to transport.
Interface
SATA 6Gb/s Performance Specifications
Rotational Speed: IntelliPower
Buffer Size: 64MB Transfer Rates
Buffer to Host (Serial ATA): 6Gb/s (Max) Physical Specifications
Formatted Capacity: 4,000,787 MB
Capacity: 4TB
User Sectors Per Drive: 7,814,037,168 Target Performances
MTBF: 1,000,000 Hours Environmental Specifications (Shock)
Operating Shock (Read): 65G, 2ms
Non-Operating Shock: 250G, 2ms Environmental Specifications (Acoustics)
Idle Mode: 25 dBA (Average)
Seek Mode: 28dBA (Average) Temperature
Operating: 32 F to 158 F (-0 C to 70C)
Non-Operating: -40 F to 158 F (-40 C to 70 C) Humidity
Operating: 5-95% RH Non-Condensing Vibration
Operating: 0.004 g/Hz (10 to 300 Hz)
Non-Operating: 0.05 g/Hz (10 to 300 Hz) Operating
Linear: 20-300 Hz, 0.75G (0 to peak) Electrical Specifications (Current Requirements)
12V DC:
- Read/Write: 250mA / Idle: 230mA / Standby: 7mA / Sleep: 7mA
5V DC:
- Read/Write: 280mA / Idle: 260mA / Standby: 105mA / Sleep: 105mA
Power Dissipation:
- Read/Write: 4.50 Watts
Idle: 3.30 Watts
Standby: 0.40 Watts
Sleep: 0.40 Watts Compatibility
Operating System: Windows/Mac Item Dimension (L"xW"xH")
5.78 x 4 x 1.03

Weight
2 lb

Warranty Information
3 Years