The utility model relates to a central control switch used on an automobile. The device comprises a mounting bracket, The device is characterized in that the device is characterized by comprising a rack; at least seven mounting cavities are formed in the mounting bracket; a switch assembly is detachably arranged in the mounting cavity; The switch assembly comprises a switch shell and a first limiting assembly fixedly arranged on the periphery of the switch shell. Second limiting assembly, a third limiting assembly and a fourth limiting assembly, The first limiting assembly comprises a first limiting strip fixedly installed on the left side of the switch shell. The second limiting assembly comprises a first fixing wedge block and a second fixing wedge block which are located on the rear side of the switch shell and integrally formed with the switch shell. The beneficial effects of the utility model are that the installation support and the switch assembly are connected through buckles,the installation support and the center console are connected through buckles, the installation support and the center console are convenient to disassemble and assemble, and a waterproof effect can be achieved through the arrangement of the silica gel pad.