Appleton AFU conveyor control switches provide normal and emergency shut off for motor driven conveyors, cranes, unloaders, bulk handling systems and other machinery. Models are available with a pull cord or with left-hand, right-hand or double-end levers. AFU series complies with requirements for use in Class II areas having combustible dusts that may or may not be electrically conductive.AFU series are also gasketed for use in hosedown areas even when combustible dusts are presentAFU conveyor control switches are used:- As emergency or normal “STOP” switch for conveyor lines, cranes, unloaders, bulk handling systems and similar equipment-In steel mills, mining and ore and coal handling operations, automotive and other assembly lines, warehouses, loading docks and various processindustry facilities- In the control circuit of magnetic motor starters to shut down motor-driven conveyors or other machinery when switch is actuated