The utility model provides a charger module which comprises a metal frame, and an input rectification unit, an IGBT unit, a combined transformation unit and an output rectification unit are arranged in the metal frame. The input rectifying unit rectifies the flowing three-phase alternating current into direct current; the IGBT unit is used for inverting the direct current output by the input rectifying unit into alternating current; the integrated voltage transformation unit is used for reducing the voltage of the alternating current output by the IGBT unit; wherein the IGBT unit is respectively connected with the input rectification unit and the integrated voltage transformation unit through the inversion composite busbar, the output rectification unit is used for rectifying depressurizedalternating current into direct current to be output, and the output rectification unit is connected with the integrated voltage transformation unit through the rectification composite busbar. Connection between devices is realized through the rectification composite busbar and the inversion composite busbar, common electrical problems of electromagnetic compatibility, an eddy current magnetic field, high impedance and the like of a high-frequency power supply are effectively solved, the charger module is enabled to operate more stably and reliably, and the charger module has very good compatibility and applicability.