Hind Rectifiers Limited is an India-based company that is engaged in developing, designing, manufacturing and marketing power semiconductors, power electronic equipment and railway transportation equipment. It equipment division offers complete solutions in design, manufacturing and services in the field of power electronic equipment for aviation, power, telecommunication and various industrial plants. Its semiconductor division includes power diodes, thyristors, power modules and special products. Its traction division manufactures inverters, converters, rectifiers and transformers. Its products include high voltage power supplies for pollution control for power plants, large current rectifiers for electrochemical industries and insulated-gate bipolar transistor (IGBT) based converter, transformers and auxiliary panels for three phase locos and specially designed auxiliary panels for Linke Hofmann Busch (LHB) coaches for railway transportation.