Tokyo, 11th April 2012 --- Hitachi, Ltd. (NYSE:HIT / TSE:6501) today announced a 11kW highly efficient permanent magnet synchronous motor co-developed with Hitachi Industrial Equipment Systems Co., Ltd., without using magnetic material containing rare-earth metals such as neodymium and dysprosium. The motor employs an iron-based amorphous metal(1) in the core, the heart of the motor.