Q16P1CXXB220E 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 options and a moulded polycarbonate rear body. With a life expectancy of 100,000 hours and operating temperature range of -30°C to +65°C (rear plastic body) or -40°C to +85°C (rear epoxy body), it provides reliable long-term performance. Common applications include control panels, machinery, and industrial equipment where durable and visible status indication is required.