The Schneider Electric ZB4FW313 is a head designed for illuminated push buttons, part of the Harmony XB4 series. This 30mm component features a black metal body with a white flush actuator, providing a clean and functional interface. It includes a spring return mechanism and supports a universal LED, making it adaptable for various control applications. This versatile push button head is unmarked, allowing for customized labeling or use as is. Distributed by BSP Automation, the ZB4FW313 offers reliable performance for industrial control panels and machinery.