The D4SL-N3FFA-D is a robust and reliable door interlock switch designed for industrial applications. Featuring a frame mount design and screw termination method, this switch ensures secure installation. With an IP67 rating, it is protected against dust and water ingress, making it suitable for harsh environments. The bright orange LED illumination provides visual feedback, enhancing safety and visibility. The contact configuration of 2NC + 2NC/1NO and current rating of 10A/2.5A allow for versatile usage. Operating at 120V/125V and with a conduit thread size of 1/2-14 NPT, it is compatible with various systems. Ideal for machinery and equipment, this switch is a critical component in ensuring operational safety and efficiency.