Schneider XB series pushbuttons (XB4/XB5) are modular, feature-rich human-machine control components that are widely used in industrial automation, power control, and building equipment. They support start/stop, emergency stop, mode selection, and status indication functions, have IP66/IP67/IP69K protection levels, are suitable for harsh environments, are flexible to install, and are reliable to operate, making them an ideal choice for improving the safety and efficiency of control systems.