The EAO 45-2231.21F0.000 switch actuator is an illuminated pushbutton actuator with amber transparent lens level, momentary front/housing metal, and a front ring. It is a single pole, single throw, and sealed momentary contact switch designed for 22.5mm round cutouts. It is made of black and white thermoplastic materials and is rated for IP66/68, IK09 protection class, and a nominal voltage of 12/24VDC and 125VAC. The contact resistance is less than 300mO, rated electrical life is 1 x 104, and the dielectric strength is greater than 2000V. The EAO 45-2231.21F0.000 has an operating temperature range of -20°C to +55°C and mechanical life of 3 x 106 operations.