An essential piece of any system, the hard disk drive (HDD) stores and retrieves your data using one or more rotating disks coated in magnetic material. Rotation speed and storage size are essential factors to consider, and the Dell 6P85J Hard Disk Drive (ST4000NM0063) does not skimp on either. The Dell 6P85J Hard Drive sports a 6?Gb/s SAS interface in a 3.5″?(LFF) form factor, and up to 4?TB of storage space. Its rotation speed of 7,200rpm guarantees efficient data retrieval, speeding up and smoothing out system operation. This Dell 6P85J Hard Disk Drive has been tested for complete functionality by our expert in??house Certified Technician and is ready to ship today! Purchase with confidence, as the photos above represent the exact quality of your items, and come bundled with our 90 Day Warranty. *Please note, we have additional refurbished Dell Server Storage in stock; feel free to send a message and we will update the quantity to suit your specific needs.* Thank you for choosing AltaTech for all of your lightning??fast IT?needs!