LS40M51B11 is a 40 mm wide, standard reinforced Limit Switch made of zinc alloy material (Zamak), with 4 mounting holes at the top and bottom, 1 Pg13.5 cable entry on the bottom, adjustable plastic roller lever (Ø22 mm) actuator and 1 N.O + 1 N.C snap action (Zb type) contacts
