The Schneider Electric ZB5AK1553 is a replacement head for 22mm illuminated selector switches, designed to fit Harmony XB5 series devices. This component ensures reliable operation in demanding environments, offering robust protection with ratings including IP66, IP67, IP69, IP69K, as well as NEMA 4X and NEMA 13. Its durable construction and compliance with RoHS standards make it a trusted choice for industrial control panels. Distributed by BSP Automation, this selector switch head seamlessly integrates into existing Harmony XB5 setups, providing both functionality and resilience.