305 W to 800 W Operated AC to DC Power Supply System is offered with fuse protection that ensures safety of usage. AC to DC Power Supply System is available in a sturdy construction that ensures optimum performance for longer period of time. AC to DC Power Supply System requires 230V AC to work efficiently in single phase mode of operation. 305 W to 800 W Operated AC to DC Power Supply System functions at a frequency range of 47-63Hz.