... : 110V/220V 3. Power factor: ≥0.5 4. Output voltage: 11.8-12.5V DC5. Output current: 8A MAX 12.5A6. Power Efficiency: 80 %7 ... , switch power supply,inductor,electronic filter,high frequency transformer, low frequency transformer, R type transformer, ferrite cores series,,micro-type mutual inductor,inverter, type ...