The IDEC YW1L-MF2E11Q4Y is an illuminated pushbutton featuring a yellow LED with an extended shroud for prominent visibility. It operates on a momentary mechanism and includes 1 Normally Open (NO) and 1 Normally Closed (NC) contact. Designed for a 22mm mounting size, this pushbutton ensures safety with finger-safe terminals and is suitable for use with a 24VAC/DC power supply. It carries an IP20 rating, signifying protection against solid objects.