Rectifiers & Electronics supplies Heating Rectifier. Rectifiers & Electronics is an ISO 9001:2000 certified manufacturer of AC/DC High Voltage and High current Testing Equipment and Electrical Machines. The Heating Rectifier is used for different applications like anodizing, electroplating, chemical processes, power supplies for Battery Charger, Magnetic Charger, Copper and silver refining and drawing Large Generator Motor Transformer, etc. The Heating Rectifier has highest rating available and includes electronic parameter monitoring.