The D4NL-4EFG-B4 is a high-performance door and interlock switch designed for industrial applications. Crafted with durable plastic housing and featuring a screw mount for secure installation, this switch boasts an IP67 rating, ensuring reliable operation even in harsh environments. Its unique contact configuration of 2NC/1NO + 1NC/1NO allows for versatile usage. With a current rating of 10 A and 2.5 A, it can handle varying electrical loads with ease. The bright orange LED illumination provides visual feedback, enhancing safety and visibility. With a voltage rating of 120 V and 125 V, it is suitable for a wide range of power systems. The D4NL-4EFG-B4 is a dependable choice for ensuring proper door control and interlock safety in industrial settings. Meeting the highest standards for quality and performance, it is a must-have component for any machinery or equipment requiring reliable switch operation.