Application: 1.Photovoltaic inverter 2.Uninterruptible power supplies(UPS) 3.High power switching power supply 4.Medium and high frequency switching power supply transformer Advantage: 1.Low loss,1/5â??1/10 of silicon steel 2.Excellent resistance to DC bias saturation; 3.High saturation electromagnetic induction intensity; 4.Rectangular structure convenient for coil assembly; 5.Better temperature stability,can work stably at -55-150