1 KVA- 3 KVP Online Uninterrupted Power Supply System is provided with monitoring software facility with CD and cables supporting different operating systems. The Uninterrupted Power Supply System is offered with true sine wave output and works on double conversion technology. The Uninterrupted Power Supply System is available with IGBT based inverter and requires zero changeover time. 1 KVA- 3 KVP Online Uninterrupted Power Supply System comes in a single PCB design with a sleek liquid crystal display.