The KSA1M431LFTR is a sealed tactile switch from the KSA & KSL Series designed for applications requiring reliable manual actuation. It features a 1.3 N (130 grams) actuation force with an operating life of 1,000,000 cycles, SPST normally-open contact arrangement, and IP60 sealing rating for environmental protection. The switch incorporates double overmolding on terminals, cambered PC pins with optional ground pin, and silver contacts for dependable electrical performance. Tin-plated terminals and RoHS compliance make this switch suitable for automotive, industrial, and telecommunication network applications where durability and sealed operation are essential.