
The ABB LS45M52B11 is a 40mm wide, standard reinforced limit switch made of zinc alloy material (Zamak). It includes 4 mounting holes, 1-1/2 in NPT cable entry, and an adjustable steel roller lever (dia22 mm) actuator. It features 1NO + 1NC snap action (Zb type) contacts, making it suitable for positive opening operation in industrial applications[3][4].
Detailed engineering parameters based on manufacturer documentation