Main The digit phase locked: The digit phase locked the technique realizes the frequency if automatic to foolow.can adapt to every kind of inductor automatically The module piece tu rns the design: The adoption drives module a control.insu ring the dependable of the equipments. maintaining easily. The resonance flaps to change frequency technique: The adoption resonance flaps to change frequency then equipments the whole efficiency≥90%.efficiently.economyenergy.consume the electricity measures only for electronics the tube inductor 20%-30% of the heating equipments. The whole solid turns: Adoption IGBT inverter device.high frquency. the physical volume is small.the weight is light. Simpleton type design: Installsimple,have no to need to adjust to try,usage convenience. The safety is dependable: The equipments has no ten thousand the high voltageope raton safety.can contionue 24 hours work. Technology parameter Inptut the power supply:one phase 220v Oscilltion frequency:100-200KHz Maximal input power:18KVA Weight:about 18Kg