ONU device for power communication network

The utility model discloses an ONU (Optical Network Unit) device for a power communication network. The ONU device comprises a power supply end of a receiving module and a power supply module, the data end of the logic link module is connected to the output end of the receiving module, and the power supply end of the logic link module is connected to the power supply module; the power supply end of the power management module is connected with the power supply module. The control end of the power management module is connected to the output end of the logic link module, the first output end ofthe power management module is connected to the first power supply end of the light-emitting module, and the power management module is used for supplying power to the light-emitting module through the first power supply end when it is judged that the identifier conforms to the preset logic link identifier; the second power supply end of the light-emitting module is connected to the power supplymodule, the data end of th