The utility model relates to a non-contact contactor casing and belongs to the non-contact contactor field. The non-contact contactor casing comprises a main circuit casing (1) and a front panel (2), wherein the front panel (2) is provided with a main circuit wiring hole (20), the main circuit casing (1) comprises a vertical portion (101) and a horizontal portion (102) which are formed through one body molding, the vertical portion (101) has an accommodating space for accommodating a main circuit board (3), a front side opening of the horizontal portion (102) is fixedly connected with the front panel (2), the horizontal portion (102) and/or the front panel (2) has an accommodating space for accommodating a main wiring terminal (5), an included angle between the vertical portion (101) and the horizontal portion (102) forms a space for mounting a heat radiator (7), the main circuit board is fixed in the vertical portion, the main wiring terminal is fixed in the horizontal portion, the main circuit board and the main wiring terminal are fixed at different side faces of the heat radiator, the mounting space and the heat radiation area of the main circuit board are improved, the non-contact contactor casing is convenient for processing and heat radiation of the main circuit board and is convenient to assemble.