... )we also can design new one for customer requirement vacuum controller(vacuum cleaner) with motor adjustment specification:1)PCB ParametersBoard thickness:1.6mm Material ... curcuit, used in high-power single-phase series excited motor for varieties of high-power inductive and capacitive loads start ... and the use of microcomputer control curcuit.PCB,PCBA,LED vacuum controller/vacuum cleaner PCB,PCBA,LED