IDEC AP1M155-S is a panel indicator, specifically a 10mm pilot light. This component is designed for reliable visual status indication in industrial control panels and automation systems. The AP1 series from IDEC offers a robust solution for panel mounting, ensuring clear and durable signaling. Its compact 10mm size makes it suitable for high-density panel layouts. This unit is supplied in bulk packaging. Industries commonly utilizing such indicators include manufacturing automation, process control, and heavy machinery.