NOVELTY - Making (P1) integrated back-sheet (30) for back contact solar cell module with many electrically connected solar cells, comprises: (a) providing polymeric wire mounting layer having opposite first and second sides (38); (b) providing many elongated electrically conductive wires (40) and adhering it to first side of polymeric wire mounting layer; (c) forming openings which are arranged in columns; (d) arranging electrically conductive wires and columns; and (e) providing polymeric back-sheet, and attaching it over electrically conductive wires and first side of polymeric wire mounting layer.    USE - The process id useful for making an integrated back-sheet for a back contact solar cell module with many electrically connected solar cells.    DETAILED DESCRIPTION - Making an integrated back-sheet (30) for a back contact solar cell module with many electrically connected solar cells, comprises: (a) providing a polymeric wire mounting layer (38) having opposite first and second sides and having a lengthwise length and direction and a crosswise direction perpendicular to the lengthwise direction; (b) providing many elongated electrically conductive wires (40) and adhering the electrically conductive wires to the first side of the polymeric wire mounting layer in the lengthwise direction of the polymeric wire mounting layer, where the electrically conductive wires are aligned with the lengthwise direction of the polymeric wire mounting layer, the electrically conductive wires each has a cross-sectional area of at least 70 square mils along their length, the electrically conductive wires does not touch each other upon being adhered to the polymeric wire mounting layer, and the electrically conductive wires are extended at least two times the length of a solar cell of the back-contact solar cell module; (c) forming openings in the polymeric wire mounting layer, where openings are arranged in many columns extending in the lengthwise direction of the polymeric wire mounting layer; (d) arranging the electrically conductive wires and the columns of openings in the polymeric wire mounting layer so that the openings in each column of openings are aligned with and over one of the conductive wires; and (e) providing a polymeric back-sheet, and attaching the back-sheet over the electrically conductive wires and the first side of the polymeric wire mounting layer in the lengthwise direction of the polymeric wire mounting layer. INDEPENDENT CLAIMS are also included for:    (1) making the back-contact solar cell module, comprising providing a solar cell array of at least four solar cells each having a front light receiving surface, an active layer that generates an electric current when the front light receiving surface is exposed to light, and a rear surface opposite the front surface, where the rear surface has positive and negative polarity electrical contacts on it, and at least two of the solar cells of the solar cell array arranged in a column, the step (a) and (b) as above per se, where the conductive wires are extended at least the length of a column of the solar cells in the solar cell array, the steps (c)-(e) as above per se, and adhering the second side of the polymeric wire mounting layer to the rear surface of the solar cells in the solar cell array so that the polymeric wire mounting layer covers the rear surface of a column of solar cells in the solar cell array, where the openings in the polymeric wire mounting layer are over and aligned with the positive and negative polarity contacts on the rear surfaces of the solar cells of the solar cell array, and the positive and negative polarity electrical contacts on the solar cells are electrically connected to the electrically conductive wires through the openings in the polymeric wire mounting layer;    (2) the integrated back sheet for a solar cell module with many electrically connected solar cells, comprising the polymeric wire mounting layer, which has a length of at least two times the length of a solar cell in the solar cell module, the elongated electrically conductive wires, where at least one of the electrically conductive wires are cut at at least one selected point along the length of the electrically conductive wires, and the polymeric back-sheet; and    (3) a solar cell module comprising the solar cell array which has a length and width, a polymeric back-sheet having first and second opposite sides, where the polymeric back-sheet has a length greater than or equal to the length of the solar cell array and a width greater than or equal to the width of the solar cell array, the electrically conductive wires, and the polymeric wire mounting layer having opposite first and second sides disposed between the electrically conductive wires and the solar cell array, where the first side of the polymeric wire mounting layer is adhered to the rear surface of the solar cells of the solar cell array, the second side of the polymeric wire mounting layer is adhered to the electrically conductive wires, the polymeric wire mounting layer has openings over the positive and negative contacts on the rear surface of the solar cells of the solar cell array, and the positive and negative contacts on the solar cells are electrically connected to one of the electrically conductive wire through the openings in the polymeric wire mounting layer over the electrical contacts.    DESCRIPTION OF DRAWING(S) - The figure shows a schematic representation of back-sheets with integrated wire circuits.    Back-sheet (30)    Outer layer (32)    Inner layer (34)    Wire mounting layer (38)    Wires (40)