Abstract: A roofing module provides weather protection generates electrical power. The module comprises a base having a plurality of curved crests and curved pans. The crests and pans have contours sized and shaped to match the size and shape of the contours and pans of conventional clay or concrete S-tiles to enable the base to interlock with the conventional clay or concrete S-tiles. The base is made from lightweight plastic material. Each crest of the base includes a depressed portion. A photovoltaic panel is positioned in the depressed portions of at least two curved crests and span across at least one curved pan between the at least two curved crests.