... OEM and ODM for many company around the world. Function & ParameterRated VoltageUn=AC185-242VOut power250WPower ... than 89%Output current crest factorless than 1.2overload protectionyesshort-circuit protectionyesovervoltage protectionnoover warm protectionyesworking ... circuit, abnormal, moisture, lightning,Anti electromagnetic interference function.1, high quality, high reliability, long life. 2 ...