WD 4TB HDD Desktop Internal Hard Drive SATA III 3.5″ Blue – 6Gb/s

This 4TB drive also features a rotational speed of 5,400 rpm, a 64MB cache to help ensure uninterrupted data transfers, and a sustained data transfer rate of up to 150 MB/s. Additionally, the drive is built with features to help ensure it will have a strong operational life, with 300,000 load/unload cycles, 1 in 1014 non-recoverable read errors per bits read, and NoTouch Ramp Load technology. NoTouch Ramp Load technology helps ensure that the recording head never touches the disk media. The result is less wear to the recording head and media, as well as improved drive protection while in transit. The 4TB Blue 3.5″ Hard Drive is lightweight and energy efficient, consuming an average of 5.3W during read/write operations. It provides users with free access to WD Acronis True Image and is protected by a limited 2-year warranty. IntelliSeek Calculates optimum seek speeds to help lower power consumption, noise and, vibration Key Features 4TB Storage Capacity 3.5″ Form Factor 6 Gb/s Buffer to Host Data Transfer Rate 150 MB/s Sustained Data Transfer Rate 64MB Cache 5,400 rpm Rotational Speed 300,000 Load/Unload Cycles NoTouch Ramp Load Technology IntelliSeek Consumes an Average of 5.3W Specifications Formatted Capacity: 4TB Interface: SATA 6 Gb/s Advanced Format (AF): Yes Form Factor: 3.5″ RoHS Compliant: Yes Buffer to Host: 6 Gb/s Host to/from Drive (sustained): 150 MB/s Cache: 64 MB Rotational Speed: 5,400 rpm Load/Unload Cycles: 300,000 Non-Recoverable Read Errors per Bits Read 12 VDC ±10% (Peak): 1.75 A Average Power Requirements: Read/Write: 5.3 W Idle: 3.4 W Standby/Sleep: 0.4 W Temperature: Operating: 32 to 140°F / 0 to 60°C Non-Operating: -40 to 158°F / -40 to 70°C Shock: Operating (2 ms, write): 30 Gs Operating (2 ms, read): 65 Gs Non-Operating (2 ms): 250 Gs Acoustics: Idle: 25 dBA Seek (average): 28 dBA Dimensions: 1.028 x 5.787 x 4.000″ / 2.611 x 14.699 x 10.160 cm (width ± 0.01″ / 0.03 cm) Weight: 1.50 lb / 0.68 kg (± 10%) Box Contents 1 x WD 4TB Blue 3.5″ Hard Drive