Q16P1BXXSY12E is a 16 mm panel mount LED indicator from the APEM Q16 series, designed for visual signaling applications. It features an M16x1.0 threaded mounting with a maximum panel thickness of 11 mm and offers IP67 sealing option for protection against dust and water ingress. The indicator includes a 10 mm colored diffused epoxy lens or water clear super bright LED with a viewing angle of 30–100° depending on the model. With a life expectancy of 100,000 hours and operating temperature range from -40°C to +85°C (rear epoxy body), this indicator is suitable for demanding industrial and automotive applications where reliable visual indication is required.