The invention relates to a device for mounting an electric motor (10) in a manner that isolates vibrations, in particular a fan motor, wherein the electric motor (10) features at least one pole housing (12, 14) serving as a magnetic yoke circuit, as well as means (26, 27) for fastening isolating elements (32, 33), in particular elastic isolating elements. In accordance with the invention it is proposed that the means (26, 27) for fastening the isolating elements (32, 33) are embodied to be a single piece with the pole housing (12, 14).