The OMRON A22NN-BMM-NYA-G100-NN is a high-quality 22mm pushbutton switch designed for industrial automation applications. Featuring a durable plastic bezel and a distinctive yellow mushroom cap, this non-lighted, momentary switch offers reliable performance with its IP66-rated protection against dust and water ingress. Ideal for control panels, it simplifies installation with a screw terminal block and NO contact configuration. Trust OMRON for dependable pushbutton solutions that enhance operational efficiency.