SANYO DENKI (山洋電気株式会社) is a provider of cooling, power, and servo system products. The company develops, manufactures, and sells cooling fans and cooling systems for use in PC’s, servers, and other electronic devices. Its products also include uninterruptible power systems, engine generators, and solar energy power conditioners, as well as servo motors, stepping motors, encoders and drive units, and control systems for use in medical devices and industrial robots.