The utility model relates to an outdoor electrical control cabinet with heating fan, including the casing, the one end fixed mounting of casing has the terminal box, and the other end fixed mounting of casing has axial fan, and axial fan intercommunication casing is inside and outside, and fixed mounting has scattered aerofoil on the casing, and the aerofoil that looses sets up with axial fan relatively, and fixed mounting has a plurality of hot plates in the casing, and a plurality of hot plates all include aluminum plate and resistance wire, and the resistance wire equipartition is in aluminum plate, and the last fixed mounting of aluminum plate has the fin, and the intercommunication has the high temperature cable on the fin. The utility model discloses an outdoor electrical control cabinet with heating fan has prevented the electrical control cabinet dewfall, the effectual potential safety hazard of having avoided, and the high temperature resistant silica gel of aluminium hot plate adoption seals and reaches waterproof requirement, axial fan adopts full magnesium aluminium material, can bear the high temperature requirement, the cable adopts silica gel high temperature cable, and the terminal box adopts totally enclosed design, can adapt to outdoor environment completely.