1TB BARRACUDA ES.2 7200RPM SAS 3.5 16MB The Barracuda ES.2 drive is the perfect solution for high-capacity enterprise storage applications such as the migration of mission-critical transactional data, from tier 1 to tier 2 (nearline) storage, where dollars/GB and GB/watt are a primary concern. With energy-saving PowerTrim features and superior rotational vibration tolerance, the Barracuda ES.2 drive provides world-leading technology and value.