... cars,ambulances,ships,traffic lights,etc.Industrial equipment:solar energy,wind power,gas discharge lamps,etc.Office equipment:computers, ... equipment:electric fans,vacuum cleaners,air conditionng,lighting,etc.Power tools:saws,drilling machines,punching machines,air compressprs,etc ... . ModelMV-2500SInputDC voltage12V or 24V or 48V or 110VVoltage range10-15VDC or 20-31VDCNo ...