The Westinghouse LOP-CB 763603H04 is a logic option printed circuit board (PCB) engineered for use within the Westinghouse / Eaton ACCUTROL 200 series of adjustable frequency drives. This board serves as an essential component for expanding the control and logic capabilities of the drive system. By installing this option board, users can implement more complex control schemes and enhance the functionality of their motor control applications. It is a critical replacement part for maintaining or upgrading legacy industrial automation systems that rely on the ACCUTROL 200 drive platform.