The D4NL-4AFA-B4 is a robust and reliable door and interlock switch designed for industrial applications. Constructed with durable plastic housing and featuring a screw mount for secure installation, this switch ensures long-lasting performance even in harsh environments. With an IP67 rating, it is dust-tight and waterproof, making it suitable for use in outdoor settings. The orange LED illumination provides visual feedback, enhancing safety and visibility. The contact configuration of 1NC/1NO + 1NC/1NO allows for versatile connectivity. Rated for 10A at 120V and 2.5A at 125V, this switch can handle high electrical loads with ease. The M20 conduit thread size simplifies wiring installation. Whether used in machinery, control panels, or access control systems, the D4NL-4AFA-B4 guarantees reliable operation, meeting the demands of industrial automation.