Itw ip67 10a heavy duty pushbutton switches itw 76 9450 439088r heavy duty rotary single pole pushbutton switch with domed red actuator designed with harsh environments in mind due to their design construction and the materials used these switches are capable of surviving the impact of a 5kg mass dropped from 400mm 20j additionally the switches are panel sealed to ip67 and are manufactured from a non sparking zinc alloy making them ideal for use in potentially explosive environments