NASN double conversion online UPS powered by DSP digital control technology and high frequency PWM Inverter technology, output clean and stable AC mains supply , provides comprehensive protection to mission critical equipment, such as computer, communication equipment, medical equipment etc. from lo Read More

An online UPS uses a "double conversion" method of accepting AC input, rectifying to DC for passing through the rechargeable battery then inverting back to 120 V/230 V AC for powering the protected equipment. In an online UPS, the input AC is charging the backup battery source which provides power Read More