Balluff BNS004W BNS 819-99-R-11-S80 Mechanical Cam Switches - Dimension; 40 x 20 x 47 mm - Outer body material; Aluminum, Anodized - Continuous current; 4 A - Rated operating voltage; 250 V AC - Approach speed; 60 m/min - Ambient temperature -5...85 °C - IP rating; IP67