5-500W auto switching power supply 1. CV,IP20, 2 years of ... warranty 2. High efficiency > 80% 3. full protection, CE & RoHs. Features of 5-500W auto ... switching power supply :1. .High efficiency, 80%, low temperature 2 ... FG: 500VAC/1minVibrate resistance10~500Hz,2G 10min,/1 Period, 60 MinutesInsulation Resistance>50MΩOthersMTBF100,000hrsCooling ...