A clutch switching device for electric rolling doors contains: a housing, a rotating plate, and a shifting bar. The rotating plate is provided in the housing for connecting with the clutch pulling cord. The shifting bar is coupled with the rotating plate and is pulled to drive the rotating plate to move toward a manual mode position or an automatic mode position. The rotating plate has a wrenching portion for matching with a wrench tool so as to wrench the rotating plate. The housing includes a movable fixing element, the rotating plate has a first positioning aperture and a second positioning aperture, such that when the rotating plate is located at a manual mode position, the first positioning aperture aligns and retains with the movable fixing element; when the rotating plate is located at the automatic mode position, the second positioning aperture aligns and retains with the movable fixing element.