1. Product Overview GQZ-FSW-YEL-6P is GQZ brand heavy-duty waterproof 6-pin limit travel switch with high-visibility bright yellow integrated shell. Built with six independent contact groups to realize multi-point position detection and real-time signal feedback. Adopts one-piece injection molding shell + full silicone inner sealing ring, IP65 dust, mud and splash resistance, well adapted to humid, dusty semi-outdoor and production workshop environments. Silver alloy contact