high voltage switching power supply 1,Good quality,Two-year ... BEAB,PSE,GS,CE,CB,FCC,BSMI,C-Tick, high voltage switching power supplyElectric performance l Output power(max) ... 63Hzl Depletion ( no load) <0.5W minl Efficiency(max) 88% Descriptionl Output 260wl All range voltage inputl High efficiency , low loss ... 0.25mA maxl Withstanding voltage 3000Vac 1 minute 10mA maxl Burn-in 100% full load,40±5°C,4Hrs ...