Tubular Motor For Roller Shutter Torque:3-300N.M AC,220/230V or 110V,blanced running,low noise accurate limit Tubular Motor For Roller Shutter1)Tube Diameter: 35mm,45mm,59mm,92mm2) 220/230V 50Hz, 110V 60Hz3) Type: Standard Type/Manual Type/Radio Type/Radio With Manual Type/Electronic Type/Quiet Type/Quiet Radio Type etc4) Insulation Class: Class F (Class H is available) 5) Noises: Less than 45dB6 ...