The DR22E3L-H3G is a 22mm diameter pilot light from the Fuji Electric DR22 series, intended for visual status indication in control systems. It features an extended round green lens and is equipped with a long-life LED lamp for reliable signaling. This model includes an integrated transformer, enabling it to operate directly from a 100-110V AC power source. The DR22 series is designed for easy installation in standard 22.3mm panel cutouts and offers an oil-tight IP65 degree of protection. These pilot lights are commonly used in industrial control panels, machine tools, and distribution panels where durable and clear visual feedback is essential.