The IDEC YW1L-M2E11Q4S is an illuminated pushbutton equipped with a blue LED for clear visibility. It offers extended momentary action and includes 1 Normally Open (NO) and 1 Normally Closed (NC) contact configuration. Designed for use with a 24VAC/DC power supply, this pushbutton fits a standard 22mm mounting size. For enhanced safety, it features IP20 finger-safe terminals.