cam switch,rotary cam switch,selector switch,universal changover switch,combination switch,LW26,LW2,LW6,YMW26,LW28 cam switch,rotary cam switch,selector switch,universal changover switch,combination switch,LW26,LW2, ... 28 series of all-purpose transfer switch is used in AC 50Hz rated voltage up to 440V, 240 V DC rated ... current up to AC 63 A , do not ...