Contact Configuration = 1NO / Contact Configuration = 1NC / Actuator Type = Roller Plunger / Switching Current - AC A = 2 / Switching Current - DC mA = 400 / Switching Voltage - AC V = 400 / Switching Voltage - DC V = 250 / Termination Type = Screw Terminal / Housing Material = Metal / Contact Element Type = Snap Action / Operating Force N = 2.1 / Protection Rating = IP67 / Insulation Voltage V = 600 / Series = D4B