The D4NL-2EFA-B is a high-performance door switch designed for industrial applications. Constructed with durable plastic housing and featuring an IP67 rating, it ensures reliable operation even in harsh environments. This switch, part of the D4NL series, offers easy screw mount installation and screw termination method. With an illumination feature using energy-efficient LED technology in a striking orange color, it provides visual feedback for enhanced safety. The contact configuration of 2NC/1NO + 1NC/1NO allows for versatile usage, while the current rating of 10A and 2.5A, along with a voltage rating of 120V and 125V, ensures compatibility with various systems. Ideal for use in machinery, the D4NL-2EFA-B is a dependable choice for door and interlock applications.