A transport climate control system (1110, 1132, 1145, 1187), comprising: a self-configuring matrix power converter (230, 235, 400, 500, 501, 502) having a charging mode and an operation mode; a further power converter comprising an inverter circuit; a controller (125, 408); a first DC energy storage and a second DC energy storage; and a compressor, wherein the first DC energy storage and the second DC energy storage have different voltage levels; wherein during the charging mode, the further power converter is configured to convert a first AC voltage from an energy source to a first DC voltage, the controller (125, 408) is configured to control the self-configuring matrix power converter (230, 235, 400, 500, 501, 502) to convert the first DC voltage to a first output DC voltage to charge the first DC energy storage, and/or to a second output DC voltage to charge the second DC energy storage, and wherein during the operation mode, the controller (125, 408) is configured to control the self-configuring matrix power converter (230, 235, 400, 500, 501, 502) to convert a first input DC voltage from the first DC energy storage to a second DC voltage, and/or to convert a second input DC voltage from the second DC energy storage to the second DC voltage, the inverter circuit of the further power converter is configured to convert the second DC voltage to an AC voltage to drive the compressor, wherein the self-configuring matrix power converter (230, 235, 400, 500, 501, 502) includes: a first converter circuit (401, 402, 403, 404, 406. 407, 510); a transformer circuit (320, 325, 330, 420, 425, 520, 525) connecting to the first converter circuit (401, 402, 403, 404, 406. 407, 510); a second converter circuit (350, 351, 352, 454, 451, 452, 453,458, 455, 456, 457, 555, 556) connecting to the transformer circuit (320, 325, 330, 420, 425, 520, 525); and at least one switch (335, 340, 345, 401, 402, 403, 404, 406, 407, 431, 432, 450, 460, 470, 480, 531, 550, 560) having a first state and a second state. a self-configuring matrix power converter (230, 235, 400, 500, 501, 502) having a charging mode and an operation mode; a further power converter comprising an inverter circuit; a controller (125, 408); a first DC energy storage and a second DC energy storage; and a compressor, wherein the first DC energy storage and the second DC energy storage have different voltage levels; wherein during the charging mode, the further power converter is configured to convert a first AC voltage from an energy source to a first DC voltage, the controller (125, 408) is configured to control the self-configuring matrix power converter (230, 235, 400, 500, 501, 502) to convert the first DC voltage to a first output DC voltage to charge the first DC energy storage, and/or to a second output DC voltage to charge the second DC energy storage, and wherein during the operation mode, the controller (125, 408) is configured to control the self-configuring matrix power converter (230, 235, 400, 500, 501, 502) to convert a first input DC voltage from the first DC energy storage to a second DC voltage, and/or to convert a second input DC voltage from the second DC energy storage to the second DC voltage, the inverter circuit of the further power converter is configured to convert the second DC voltage to an AC voltage to drive the compressor, wherein the self-configuring matrix power converter (230, 235, 400, 500, 501, 502) includes: a first converter circuit (401, 402, 403, 404, 406. 407, 510); a transformer circuit (320, 325, 330, 420, 425, 520, 525) connecting to the first converter circuit (401, 402, 403, 404, 406. 407, 510); a second converter circuit (350, 351, 352, 454, 451, 452, 453,458, 455, 456, 457, 555, 556) connecting to the transformer circuit (320, 325, 330, 420, 425, 520, 525); and at least one switch (335, 340, 345, 401, 402, 403, 404, 406, 407, 431, 432, 450, 460, 470, 480, 531, 550, 560) having a first state and a second state. a first converter circuit (401, 402, 403, 404, 406. 407, 510); a transformer circuit (320, 325, 330, 420, 425, 520, 525) connecting to the first converter circuit (401, 402, 403, 404, 406. 407, 510); a second converter circuit (350, 351, 352, 454, 451, 452, 453,458, 455, 456, 457, 555, 556) connecting to the transformer circuit (320, 325, 330, 420, 425, 520, 525); and at least one switch (335, 340, 345, 401, 402, 403, 404, 406, 407, 431, 432, 450, 460, 470, 480, 531, 550, 560) having a first state and a second state.