The 559-1301-801F is a snap-in LED panel mount indicator from the 559 series, equipped with a green, low-current, diffused LED. It emits light at a peak wavelength of 565 nm with a typical luminous intensity of 1.8 mcd and a 50-degree viewing angle. The device operates with a typical forward voltage of 1.8V at 1.8 mA, and has a maximum DC forward current rating of 7 mA. This RoHS-compliant indicator features straight terminals for wire wrapping and a black housing to enhance LED contrast, ensuring reliable performance across a wide operating temperature range of -55°C to +100°C. It is well-suited for applications such as fan tray assemblies, data-center infrastructure, and electronic test instruments.