The 3SB3403-0E is a heavy-duty pushbutton switch from Siemens that is designed for use as a switch-off, on/off, and signal switching. The product has a robust, proven design that is ideal for industrial environments. It is resistant to vibration, dust-proof and protected against unintentional operation. It features an impact-resistant, self-cleaning contact system and straightforward mounting. The 3SB3403-0E can be used in a wide range of applications, such as motors, pumps, cranes, and lifts. The switch is available in various illumination and colour combinations to suit any application.