A device for mounting a switch or the like on a mounting plate having a front side, a back side as well as a mounting hole. The switch has a housing with a housing upper side and at least one fixing projection insertable into the mounting hole from the back side of the mounting plate. Moreover, both a support to support the fixing projection against the front side of the mounting plate and counter-supporting elements to support the housing upper side against the back side of the mounting plate are provided. The counter-supporting elements are springs.