The HW1B-M1F01-R is a 22mm red momentary pushbutton switch designed for industrial control and emergency stop applications. It features a single normally closed contact rated for 600V/10A with a wide operating range from 5mA at 3V AC/DC to 10A at 120V AC, meeting EN418 and IEC compliance standards for positive action. The switch is housed in a UL Type 4X, IP65-rated enclosure with finger-safe IP20 screw terminals as standard, and offers optional alternative terminal styles. With UL, CSA, TUV, and CE certifications, this pushbutton is suitable for emergency stop circuits, machine control panels, and hazardous location applications where reliable momentary switching and high ingress protection are required.