4TB Western Digital Red Pro 7200RPM SATA 3.5" HDD

Manufacturer Western Digital Part Number WD4003FFBX Drive Capacity 4TB Endurance Load/unload Cycles: 600,000 Workload Rate: 300 TB per year Performance Interface Transfer Rate: 217 MB/s 256MB Cache 7200 RPM Type 3.5" Form Factor Interface SATA3 6.0Gb/s Dimensions 101.6 x 147 x 26.1mm 4" x 5.8" x 1" (in inches) Life Expectancy MTTF: 1,000,000 Hours Non-recoverable Read Errors: < 1 sector per 1014 bits read Environmental Operating Temperature: 0°C to 60°C (32°F to 140°F) Non-Operating Temperature: -40°C to 70°C (-40°F to 158°F) Warranty 5-Year Manufacturer's Limited Warranty