This illuminated button head for universal LED provides a versatile interface for controlling your machines. It is easily installed/replaced on compatible complete push-button units and contact blocks via snap-fit assembly. It is clearly distinguishable visually at a distance thanks to illum. clear color and by touch due to flush element, minimizing errors in machine control. It is imapct, dust, water and vibration resistant thanks to its IP66, making it ideal for operation in harsh environments.