... , garages, theaters, hotels, banks, factories and other buildings, rolling shutter door's opening and closing, with electric and manual function.Roller ... power-driven, the up and down stroke was automatic controlled by limit switch. Accurate and reliable positioning, opening and closing security ... -1300-3P600130014014.4912A14JD-1500-3P800150016175.2912A14.5 Supporting plate for side rolling door motor