The D4SL-N3EFA-D is a highly durable and reliable frame mount door interlock switch designed for demanding industrial environments. With an IP67 rating, this switch is fully protected against dust and water ingress, ensuring long-lasting performance. Featuring a screw termination method and a conduit thread size of 1/2-14 NPT, installation is quick and easy. Its contact configuration of 2NC/1NO + 1NC/1NO allows for versatile use, while the LED illumination in striking orange provides visual feedback. With a current rating of 10A and 2.5A, and voltage ratings of 120V and 125V, this switch is suitable for a wide range of applications. Part of the D4SL-N series, known for its quality and reliability, the D4SL-N3EFA-D is a crucial component for ensuring safety and security in industrial settings.