; and (B) is ready for installation without additional manufacturing processes. (8) Inverter The term inverter means a product that converts direct current electricity from 1 or more solar modules or advanced solar technologies into alternating current electricity. (9) Labor organization The term labor organization has the meaning given the term in section 2 of the National Labor Relations Act ( 29 U.S.C. 152 ). (10) Non-allied foreign nation The term non-allied foreign nation has the meaning given the term covered nation in section 4872(d)(2) of title 10, United States Code. (11) Photovoltaic cell The term photovoltaic cell means the smallest semiconductor element of a solar module that performs the immediate conversion of light into electricity. (12) Photovoltaic wafer The term photovoltaic wafer means a thin slice, sheet, or layer of semiconductor material of at least 240 square centimeters produced by a single manufacturer— (A) (i) directly from molten solar grade polysilicon or deposition of solar grade thin film semiconductor photon absorber layer; or (ii) through formation of an ingot from molten polysilicon and subsequent slicing; and (B) that comprises the substrate or absorber layer of 1 or more photovoltaic cells. (13) Program The term program means the program established under subsection (c). (14) Racking The term racking means a structural steel or aluminum support element, of any cross-section shape and that may be assembled from individually manufactured segments, spanning longitudinally, on which solar modules are supported. (15) Secretary The term Secretary means the Secretary of Energy. (16) Solar component The term solar component means— (A) an integrated module; (B) a photovoltaic cell; (C) a photovoltaic wafer; (D) solar grade polysilicon; (E) a solar module; (F) an inverter; (G) racking; (H) a tracker; (I) a direct current optimizer