The D4NL-1DFG-B4 is a durable and versatile door and interlock switch designed for reliable performance in industrial environments. Constructed with a rugged plastic housing and featuring a screw mount installation, this switch ensures secure placement. With an IP67 rating, it offers protection against dust and water ingress, making it suitable for use in challenging conditions. The 2NC + 2NC contact configuration allows for diverse connectivity options, while the 10A and 2.5A current ratings ensure efficient power management. Its orange LED illumination provides clear visual feedback, and with a voltage rating of 120V and 125V, it is compatible with standard power systems. The PG13.5 conduit thread size facilitates easy installation. Whether used for machinery safety or access control, the D4NL-1DFG-B4 guarantees reliable operation.