Description
Restore accurate ball detection with this 6-Ball Trough Opto Transmitter and Receiver Board Set (PBL-600-0055-00) for Williams and Bally pinball machines. Designed for WPC systems utilizing opto-based trough detection, this replacement set ensures reliable infrared signal transmission and reception for proper ball count tracking and game logic. Ideal for repairing trough malfunctions, missing ball errors, or intermittent opto failures.
