This set of back light inverter boards, model numbers CMO 27-D014568 VIT70042.50 and VIT70042.51, is compatible with the 47LG50-UA model and is designed for use with a variety of universal brands including Audiovox, Element, Insignia, Jvc, Lg, Magnavox, and Ph. These TV parts are essential for maintaining optimal performance of your television. The boards are in good working condition and can be easily installed with the right tools and knowledge.