... ,Superheating protection 4,Fireproof Roller Shutter Door Motor ModelFJJ-1000-3P Fireproof Roller Shutter Door Motor MOQ10setsFeatures1,Product structureThe ... in order to guard against theft3,Product Technical Parameters ModelFJJ 1000-3PBrand nameWangdaMaximum lifting capacity (kg)1000kgMaximum lift height (M ... and visit us, Waiting for your cooperation FJJ-1000-3P Fireproof Roller Shutter Door Motor