The AH164-TLY11E3 is an illuminated pushbutton switch manufactured by Fuji Electric, featuring a flush rectangular head operator with flat LED lamp and momentary action. It provides 1NO+1NC (one normally open, one normally closed) contact configuration rated for 24V DC operation with 14 mA LED consumption. The switch is designed for use in machine tools, industrial machines, control panels, and distribution panels, offering reliable contact operation at 1 mA minimum circuit conditions at 5V AC or DC. This product improves interfacing with better layout, easier installation, and increased safety in complex multifunctional control applications.