One of the most essential pieces for your server 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, and the?Sun 540-6551 Disk Assembly?is the perfect addition to your system’s growing storage needs.The?Sun 540-6551 Disk Assembly?comes ready to meet your storage needs, sporting a?3.5″?form factor, and up to?300 GB?of storage space, making it a helpful addition to your system. Its rotation speed of?10,000 RPM?guarantees efficient data retrieval, effectively increasing productivity and efficiency.The?Sun 540-6551 Disk Assembly?has been removed from a working unit, tested for complete functionality by our expert in-house?Sun?Certified Technician, and is ready to ship today!Purchase with confidence, as the photos above represent the exact quality of your items, which are bundled with our?90 Day Warranty.*Please note, we have additional Sun 540-6551 Disk Assemblies 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 your lightning fast IT needs!