Autonics SFN Series non-contact door switches offer reliable safety solutions for safeguarding machinery and personnel. With various models available, these switches ensure precise detection of guard door positions and prevent hazardous situations. Their compact size, easy installation, and IP67 protection make them suitable for diverse industrial applications. Ideal for use with the SFC-N322 safety controller, the SFN Series provides enhanced safety features and helps prevent accidents caused by unintentional machine operation.