The OMRON D4NL-2DFA-B Solenoid Interlock Switch is a robust safety solution designed for industrial automation, particularly in the automotive sector. This oil-resistant model features a roller plunger actuator and a durable metal housing, ensuring reliable performance in demanding environments. With a mechanical lock and solenoid release mechanism, it operates at a solenoid voltage of 24 VDC, making it ideal for safeguarding machinery and personnel. The D4NL series is known for its compact design and multi-contact options, catering to diverse safety requirements.