The IDEC HW1P-1FM4RD-K is a 22mm pilot light featuring a round, flush red LED with a transformer type of 240/6V. It comes with a durable plastic bezel and is designed for easy installation in the HW series. The unit includes finger-safe (IP20) screw terminals that accept ring, fork, ferrule terminals, and bare wires. This pilot light ensures safety as all E-Stops meet EN418 standards for IEC compliant positive action. Additionally, it's UL listed, CSA certified, TUV approved, and CE marked for quality assurance.