On Line UPS System is a compact designed device that works on input range of 170V – 270V. The UPS System is equipped with a pure sine wave for output wave form with inverter efficiency better than 90%. The UPS System can withstand an overload of 125% in very 10 minutes. On Line UPS System has MCCB and HRC fuses to control and protect the input and output range with different essential indications.