The OMRON A22NN-MGA-NRA-G102-NN is a robust pushbutton switch designed for industrial automation applications. Featuring a 22mm diameter and a brushed metal bezel, this non-lighted switch offers a full guard and an alternate action mechanism. The red opaque button ensures high visibility, while its IP66 rating guarantees protection against dust and water ingress, making it ideal for harsh environments. With screw terminal blocks and dual contacts (1NO/1NC), this switch is versatile for various control panel installations.