... orginal products Superior electromagnetism compatibility, strong capability Automatic Transfer Switch (ATS) is used which operation voltage is no ... 660VAC, and may transfer with load. The ATS rated current series is40A, 63A, 80A,125A, 160A, 250A, 400A, ... of system.The switch needn't any external control elements.Nice appearance, small volume, light weight Precise Automatic Transfer Switches (ATS ...