IDEC UPQN406L-G is a N SERIES SQ P.L LENS accessory. This component, designed for panel mounting, serves as a protective lens for illuminated pushbuttons. It is specifically engineered for use with the IDEC UPQNE4 series of pushbuttons, offering a square profile and a clear lens for optimal light diffusion. The UPQN406L-G is supplied in bulk packaging, suitable for high-volume manufacturing and assembly processes. This lens is a critical component in control panels and operator interfaces across various industrial automation, machinery control, and building automation applications where reliable visual indication is paramount.