Elent electronics pvt. Ltd., an iso 9001:2000 company offers single phase online ups. The single phase online ups is based on double conversion technology technique. The incoming mains is rectified and converted in to dc to charge the battery bank and supply power to the inverter. The critical load at the output is fed by the inverter which converts the dc into ac at precise voltage and frequency. It employs state-of-the-art pwm technology to switch the latest generation mosfets/igbts to generate pure sinewave output with very low distortion.