Roshan Engineering Corporation is a manufacturing and marketing concern lead by Mr. A.ISAAC IRUDYARAJ having nearly 20 years of experience in manufacturing and marketing automatic electronic changeover, automatic start and stop changeover AMF panel and control panels related to generators, Power Invertors, water level controllerAutomatically starts the genset when power supply Automatic Motor OFF if water level is high.Automatic DYR RUN cut off facility.Shows water level in the tank. Instant automatic phase change when any phase fails.Can get electric supply in all three phase lines. Need not monitor for switch back. Automatically changes from low voltage line to proper voltage line. Avoids physical operation and suffering.Can select to suit your requirement.