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General
Brand
Western Digital

Model
Western Digital RED 4TB

Type
NAS HDD

Part No
WD40EFAX

Storage & Interface
Storage
4TB

Interface(s)
SATA 6GB/s

RPM
5400 RPM

Buffer
256MB

Performance
Data Transfer Rates
180MB/s

Read Speed (Max.)
Not Specified

Write Speed (Max.)
Not Specified

Random Read IOPS
Not Specified

Random Write IOPS
Not Specified

Main Features
Seek Time (ms)
Not Specified

Shock Sensor
Yes

Shock Resistance
30G/2ms

Security
Not Specified

Tarnish Resistant
No

NCQ Support
Not Specified

MTBF
1,000,000 hours

Technical Info
Power Consumption
Not Specified

OS Supported
Windows 11/ 10/ 8.1/ 7

Physical Description
Form Factor (Inch)
3.5 Inch

Color
Red

Dimension
147 x 101 x 26mm

Weight
640 gm

Warranty
Warranty Details
2 year

Additional Info
Others
Designed with SMR technology for workloads associated with personal and home office, such as storing, archiving and sharing, in RAID-optimized NAS systems with up to 8 bays.

Specialty
Specifically designed for use in NAS systems with up to 8 bays, Supports up to 180 TB/yr workload rate, NASware technology for compatibility, Small and home office NAS systems in a 24x7 environment

Warranty
2 Year

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