Q16P1BXXSY28AE 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 for protection against dust and water ingress. The indicator utilizes a plated brass bezel with chrome, black, or satin grey finish and a moulded polycarbonate rear body. With a rear epoxy body construction, it operates over a temperature range of -40°C to +85°C and provides a life expectancy of 100,000 hours. This LED indicator is suitable for industrial control panels, automotive dashboards, and equipment status indication where reliable visual feedback is required.