Mercury - SmartCraft Terminator Assembly CAN 1/P & H Network End Point 8M0055652. Overview. A SmartCraft network relies on proper termination to keep data flowing smoothly, and the red terminator is one of the key pieces that keeps that backbone stable. The Mercury 8M0055652 Terminator Assembly provides the correct end load for CAN 1/P and H circuits, giving the system a clean, controlled endpoint that prevents signal noise and dropouts. It's a small component, but it plays a big role in keeping