The IDEC HW1P-1FM4S-K is a blue incandescent pilot light, designed for flush mounting with a 22mm hole. It features a transformer type rated at 240/6V and comes with a durable plastic bezel. The unit's screw terminals are finger safe (IP20) and accommodate ring, fork, ferrule terminals, as well as bare wires. This pilot light meets EN418 standards for emergency stops with IEC compliant positive action. It is UL listed, CSA certified, TUV approved, and CE marked, ensuring high safety and quality standards.