Specification Sheet

WD WD30EFRX specs
Storage
Drive Capacity
3.0 TB
Cache Memory
64 MB
Pre-Format
Not Specified by Manufacturer
Performance
Interface
SATA III (6 Gb/s)
Maximum Read Speed
Not Specified by Manufacturer
Maximum Write Speed
Not Specified by Manufacturer
Sequential Read Speed
147 MB/s
Physical
Drive Type
HDD
Form Factor
3.5"
HDD Specs
Spindle Speed (RPM)
5400 RPM
Reliability / Data Integrity
Load/Unload Cycles
600,000
Mean Time Between Failures (MTBF)
1.0 Million Hours
Non-Recoverable Read Errors per Bits Read
< 1 in 10
14
Electrical
Power Draw
4.1 W (Active)
2.7 W (Idle)
0.4 W (Standby)
Environmental
Operating Shock
30 G / 2.0 ms
Storage Shock
250 G / 2.0 ms
Operating Temperature
32 to 149°F / 0 to 65°C
Storage Temperature
-40 to 158°F / -40 to 70°C
General
Certifications
RoHS, as per Manufacturer
Dimensions (W x H x D)
4.0 x 5.8 x 1.0" / 101.6 x 147.3 x 25.4 mm
Weight
1.4 lb / 0.64 kg