... Switching Power Supplies with Overload and Short-circuit Protection Switching power supply:1, Low price and high reliability2, 105 centidegree output capacitor3, AC input power ... %±0.5%±0.5%±0.5%DC output power50W50.4W50.4W50.4WEfficiency71%78%78%82% ... the parameter above is:230VAC input, rated load,25 centidegree 70%Rh,Humidity2.Error,include the setting ... be knocked down. AC/DC Switching Power Supplies