Dell EqualLogic 9CA158-056 1TB SATA 7.2k 3.5" Hard Drive Increase the storage capacity of your EqualLogic Server with the 1TB, 7200RPM SATA hard drive from Dell. Featuring SATA interface, this drive offers a high rotational speed, this drive provides fast disk access. Specifications Manufacturer: Dell Model Number: 9CA158-056/ST31000340NS Product Type: Hard Drive Capacity: 1TB Rotational Speed: 7200RPM Form Factor: 3.5 Inch Interface: SATA 3Gb/s Warranty: 1-Year Shipping: Free (2-3 days USA)