The DIALIGHT 556 Series LED Panel Mount Indicators are robust and versatile devices designed for use in a wide range of industrial settings. Incorporating both InGaN and AlInGaP technologies, these indicators provide maximum light output and are built to withstand exposure to rain, dust, and sunlight. Their Class I, Division 2 rating makes them suitable for hazardous environments common in the oil and gas, mining, and chemical industries. Applications include instrument panels, pump system controllers, safety systems, and UL 508 panel applications. The indicators are available with various voltage options, lens colors, and plating choices to meet specific application requirements.