77V-277V нескольких напряжения электронный балласт

1.The power waste is low,saving 80% energy. 2.Adopt high quality semiconductor electronic component,make highly use of the energy,long life span is average about 20000Hrs. 3.High power factor,Low THD ,the electronic ballast can work steadily when the voltage range varies from 77V-277V. 4.The electronic ballast works in high frequency beyond 20KHZ,quietly,no negative effect on the circuit or other electrical equipment. 5.Can be widely used in T5,T8,T12,H Tube. 6.The electronic ballasts have CCC,CE,RoHs,EMC certificate. Power 2×40W Current 0.36A Voltage 220V Frequency 50/60HZ Power factor 0.99 THD less than 10%