Sanyo Denki Co., Ltd. engages in cooling systems, power systems, servo systems, electrical equipment sales, and electrical works contracting businesses in Japan and internationally. It offers cooling systems, which includes cooling fans and cooling fan units under the San Ace brand name; power systems products that comprises uninterruptible power supplies, inverters, engine generators, and power conditioners under the SANUPS brand name; and servo motors and amplifiers, stepping motors and drivers, and motion controllers under the SANMOTION brand name. The company also sells industrial electrical equipment, control devices, and electrical materials for medical, information and communications, industrial, environmental preservation, home automation, and energy utilization sectors. The company was formerly known as Sanyo Shokai Co., Ltd. and changed its name to Sanyo Denki Co., Ltd. in April 1942. Sanyo Denki Co., Ltd. was founded in 1927 and is headquartered in Tokyo, Japan.