Filter for new energy automobile

The utility model discloses a filter for a new energy automobile, which comprises a filter circuit module, a bottom shell and a top cover, the bottom shell and the top cover are made of metal materials, the side wall of the bottom shell is provided with a threading pipe, the top cover is fixed at the top of the bottom shell, and the bottom shell and the top cover form a closed electromagnetic shielding shell; a heat dissipation seat is embedded in the bottom side of the bottom shell, a heat dissipation base is arranged on the heat dissipation seat through a heat conduction block, and the filter circuit module is arranged on the heat dissipation base; the heat dissipation device comprises a heat dissipation base and further comprises a semiconductor chilling plate, a temperature sensor and a controller, the temperature sensor is arranged on the heat dissipation base and used for detecting the temperature of the heat dissipation base, the semiconductor chilling plate is attached to the outer wall of the heat di