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 Sun 542??0388 Hard Disk Drive (390??0487) does not skimp on either. The Sun 542??0388 Hard Disk Drive sports a 6Gb/s SAS2 interface in a 2.5″?(SFF) form factor (Marlin Bracket), and up to 300?GB of storage space. Its rotation speed of 10,000rpm guarantees efficient data retrieval, speeding up and smoothing out system operation. This Sun 542??0388 Hard Disk Drive has been removed from a working SPARC T3??1, 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 Sun Server Storage Drives 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!