Schneider Electric Harmony XB4 Series Blue Illuminated Spring Return Push Button Head, 22mm Cutout, IP66, IP67,

The Schneider Electric plain lens illuminated flush blue button head for integral LED push button operates with a spring return or impulse mechanism. This illuminated button head for integral LED provides a versatile interface for controlling machines. It is easily installed and replaced on compatible complete push button units and contact blocks via snap fit assembly. It is clearly distinguishable visually at a distance due to illuminated, clear color and by touch due to flush element, minimizing errors in machine control.

It is impact resistant and dust resistant
Water resistant and vibration resistant
Operating temperatures -40 to 70°C