The CL2-502Y is a yellow illuminated pilot light, part of ABB's Compact range of pilot devices. It operates at a rated voltage of 24V AC/DC with a rated current of 16 mA. This LED-based indicator emits light at a wavelength of 590 nm, producing a clear yellow signal with an illumination value (Ix) of 55. As part of the all-in-one Compact range, this device is designed for fast installation and is suitable for tough environments, featuring high IP ratings for dust and water resistance. It is commonly used in control panels and industrial machinery to provide reliable visual status indication.