... approval OFF-ON switch, Rotary Switch/Cam Switch,Selector Switch 16A, IP20 standard, finger protectionOFF-ON Switch, Rotary Switch/Cam Switch,Selector Switch 16A, IP20 standard ... used to change position of ammeter and voltmeter to control the direction of motor and other circuits. ... -12We are professional manufacturer , specialized in kinds of plug ,socket , switch , etc. we provide OEM and custom made ...