Line Interactive Ups are the smart and highly advanced systems that serves dual purposes which includes both power conditioning and battery backup. These intelligentunits are commonly used in application areas where power fluctuations are common. They are designed and developed by using high performance electrical components for the high speed and efficiency.Line Interactive Ups are provided with an inbuilt voltage boosting circuitry and a range selector which decides the input voltage the machine accepts.These equipment are also equipped with a over voltage protection unit to give protection againstabrupt signal flows.