Module support, electric appliance assembly and air conditioner

The utility model provides a module support, an electric appliance assembly and an air conditioner with the electric appliance assembly. The module support has a back surface and a front surface. The back surface of the module support is used for arranging a mainboard. The front face of the module support is used for arranging heat dissipation pieces. The front face of the module support is opposite to the top face of the heat dissipation piece. Ribs are arranged on the front face of the module support, and a plurality of grooves are formed in the sides, facing the top face of the heat dissipation piece, of the ribs at intervals. According to the module support, the grooves are formed in the ribs, so that the module support can effectively improve the heat dissipation effect and meet the insect prevention requirement at the same time, and the stability of welding feet of components can be effectively guaranteed through the sizes of the grooves. 本实用新型提供了一种模块支架，电器组件，以及具有该电器组件的空调器。模块支架具有背面和正面，模块支架的背面用于设置主板；模块支架的