... Losses5. Low Mechanical Hum6. Low Stray Magnetic Field7. Low Operating Temprature8. High Efficiency9. Good Static Insulation between Primary and Secondary 10. Punily Leakage Current 11 ... Primary 100V, 115V, 120V, 230V, 240V / 50 Hz Secondary Customized Standard UL506, UL1411, EN61558, EN6060-1, UL2601, UL544 Insulation Class Class ...