A protective polycarbonate cabinet with thumb lock and siren alarm that helps protect remote annunciators, fire alarm control panels and other electronic products against vandalism and accidental damage as well as dirt, dust and grime. The cover mounts on the wall enabling the unit to be stored in a central location. Cabinet is constructed of a clear polycarbonate which allows the unit within to be highly visible and accessible. When this cabinet with siren alarm is opened, the alarm emits an ear piercing siren, drawing immediate attention to the area.