The VIZIO 1P-0128J00-4011 Main Board is a crucial component for the Vizio E601I-A3 TV model, manufactured in 2012. This main board, made in China by Vizio, is specifically designed for this model and ensures compatibility and optimal performance. As a key part of the TV, this main board helps regulate and control various functions, making it essential for maintaining the overall functionality of the Vizio E601I-A3. Fits in Vizio TV’s from 55″ to 70″.