Universal mounting device carrier for surface-mounted lights alevo-AVAMP 1500-240/355, made of galvanized, profiled sheet steel, surface coated with polyester resin. Tool-free fastening with side lever locks for quick insertion into the pre-wired SRT support rail. Electrical connection using a 1 m connecting cable for variable device carrier positioning in the light strip with 5-pin quick-assembly plug with free phase preselection.