The AllPoints Foodservice Parts & Supplies 42-1603 is a reliable push button switch designed for momentary on/off operation. Featuring a single pole single throw (SPST) configuration, this round black switch is equipped with a 1/4" tab terminal for easy installation. It serves as a direct replacement for Roundup (AJ Antunes) models 4010106 and 4010106A, ensuring compatibility and seamless integration into your equipment. Ideal for foodservice applications, this switch offers durability and functionality for efficient operation.