Dialight's 556 Series LED Panel Mount Indicators are robust and reliable signaling devices designed to withstand demanding industrial conditions. Featuring both InGaN and AlInGaP technologies, these indicators provide high light output for clear visibility. 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 housing is constructed of brass with nickel plating, ensuring long-term durability and corrosion resistance.