Receiver device integrable in a concentrating solar photovoltaic apparatus for converting solar energy into electrical and thermal energy, the device comprising: a photovoltaic substrate having an upper surface and a lower surface opposite to the upper surface, the upper surface comprising a photovoltaic device for receiving concentrated solar energy and generating electric current and electrical connectors coupled to the photovoltaic device for conducting the generated electrical current outside the device; a frame element having an upper aperture faced to a lower portion of the concentrating solar photovoltaic apparatus and a lower aperture faced to the upper surface of the photovoltaic substrate; and a heat regulator element comprising at least a channel for the passage of a refrigerating fluid, the channel communicating with an upper aperture faced to the lower surface of the photovoltaic substrate, wherein in assembled configuration the lower aperture of the frame element is positioned at the upper aperture of the heat regulator element and the photovoltaic substrate is configured to be located between the frame element and the heat regulator element in order hermetically close both the lower aperture of the frame element and the upper aperture of the heat regulator element, the refrigerating fluid being in direct contact with the lower surface of the photovoltaic substrate characterized in that the frame element comprises a recess region in proximity of the lower aperture at an external surface of the frame element in order to accommodate the upper surface of the photovoltaic substrate, wherein the recess region comprises an abutment border extending along the perimeter of the lower aperture of the frame element abutting against the edge of the photovoltaic substrate and allowing the upper surface of the photovoltaic substrate to extend in part through the lower aperture of the frame element in the assembled configuration. a photovoltaic substrate having an upper surface and a lower surface opposite to the upper surface, the upper surface comprising a photovoltaic device for receiving concentrated solar energy and generating electric current and electrical connectors coupled to the photovoltaic device for conducting the generated electrical current outside the device; a frame element having an upper aperture faced to a lower portion of the concentrating solar photovoltaic apparatus and a lower aperture faced to the upper surface of the photovoltaic substrate; and a heat regulator element comprising at least a channel for the passage of a refrigerating fluid, the channel communicating with an upper aperture faced to the lower surface of the photovoltaic substrate, wherein in assembled configuration the lower aperture of the frame element is positioned at the upper aperture of the heat regulator element and the photovoltaic substrate is configured to be located between the frame element and the heat regulator element in order hermetically close both the lower aperture of the frame element and the upper aperture of the heat regulator element, the refrigerating fluid being in direct contact with the lower surface of the photovoltaic substrate characterized in that the frame element comprises a recess region in proximity of the lower aperture at an external surface of the frame element in order to accommodate the upper surface of the photovoltaic substrate, wherein the recess region comprises an abutment border extending along the perimeter of the lower aperture of the frame element abutting against the edge of the photovoltaic substrate and allowing the upper surface of the photovoltaic substrate to extend in part through the lower aperture of the frame element in the assembled configuration.