The 1571625-4 is an extended life tactile switch featuring a J-lead design with SMT/G (surface mount with ground terminal) mounting configuration. This switch is designed for reliable performance in surface mount applications requiring a ground terminal connection. The product offers a 2.5 mm height profile, making it suitable for compact electronic assemblies. With an actuating force of 1.6 N, it provides tactile feedback for user interface applications. The switch is commonly used in consumer electronics, industrial control panels, and portable devices where space constraints and reliable tactile response are essential.