The utility model discloses a shop front ice -melt snow device with supplementary electrical heating function, including a plurality of parallel arrangement's heat -conduction component, in the going up of heat -conduction component down the triplex be the radiating segment in proper order, carry section and heat absorption section, its characteristics do, add on the heat -conduction component to be equipped with auxiliary heating device, the auxiliary heating device setting is in heat absorption section's below, carry the section with the intermediate part of radiating segment is connected. Through above -mentioned design, add on the heat -conduction component and establish auxiliary heating device, can be according to the condition of outside temperature to and ground temperature thermostat layer temperature conditions, the selectivity boosting carries out, can guarantee the snow - melting efficiency of snow on airport runway, highway, urban road, harbour, pier and the sclerosis structure road surface.