Wd Red Plus WD40EFZZ 4Tb 5400Rpm 128Mb Cache 3.5 Inch Sata Internal Hard Drive

• Part Number WD40EFZZ-68CPAN0
• Capacity 4TB
• Cache / RPM 128MB / 5400 RPM
• Interface SATA 6Gb/s
• Recording Technology CMR (Conventional Magnetic Recording)
• Optimization NASware 3.0 (Optimized for 8-bay NAS)
• Warranty 3 Years

Model NameWD Red Plus WD20EFPX 2TB 5400RPM 64MB Cache 3.5 Inch SATA Internal Hard Drive

Capacity2TB

Form Factor 3.5-Inch

InterfaceSATA 6Gb/s

Transfer RateUp to 175MB/s

Spindle Speed5400 RPM

Recording TechnologyCMR (Conventional Magnetic Recording)

Cache Size64MB

Workload Rating180TB/year

MTBF1 Million Hours

Dimensions (L×W×H)5.787″ × 4″ × 1.028″ (147mm × 101.6mm × 26.1mm)

Weight720g

Operating Temperature0°C to 65°C

CompatibilityRAID-optimized NAS systems with up to 8 bays

Warranty3 Year Limited Warranty