DAIHEN Corporation manufactures and sells transformers, welding machines, and industrial and clean transport robots. The company operates through Power Equipment Business, Welding & Mechatronics Business, Semiconductor-related Equipment Business, and Others segments. It offers transformers, power distribution equipment, power distribution equipment, solar inverters, and others; and welding/cutting machines, such as CO2/MAG, TIG, MIG, DC/AC, plasma welding and cutting, submerged arc, and resistance welding machines, as well as welding and cutting torches, peripheral devices for welding, thermal spray machines, and welding accessories. The company also provides robots, teach pendants, sensors for robot welding, positioners and sliders, PC software, and welding power sources and welding peripherals for robots. In addition, it offers RF/MW generators and automatic matching units for plasma applications; clean transfer robots; and wireless power transfer systems. Further, the company manufactures electronic devices, luminaire stabilizers, calorifiers, switches, housing equipment, distribution and control panels, monitoring and control systems, etc.; control and telecommunications equipment, and RF generators; hot charge; fuses; ballasts for discharge lamps; and material handling equipment for semiconductor and flat panel manufacturing systems. Additionally, it is involved in the installation, repair, inspection, maintenance, and remodeling of transformers and switchgear systems; manufacture, processing, and coating of transformer parts; dispatch of personnel; health, welfare, and pension work for employees; provision of plate working and metal processing services; and real estate leasing activities. The company was formerly known as Osaka Transformer Co., Ltd. and changed its name to DAIHEN Corporation in December 1985. DAIHEN Corporation was incorporated in 1919 and is headquartered in Osaka, Japan.