The EAO Switch Pushbutton Switches 61-6441.4077 is an emergency-stop twist release switch designed for use in hazardous environments. It is a single-pole, double-throw switch with a twist-to-release mechanism. The switch is rated for up to 10A at 250VAC and is UL, CSA, and EN approved. It features a red mushroom-shaped actuator with a yellow background and a yellow twist-to-release knob. The switch is designed to be used in applications where an emergency stop is required, such as in industrial machinery, elevators, and other hazardous environments. It is also suitable for use in medical equipment, fire alarm systems, and other safety-critical applications. The switch is designed to be easy to install and maintain, and is available in a variety of mounting styles.