... Shinilion Tubular Motor Manufacturer Tubular Motor Roller Shutter ,Projection Screen Tubular Motor, Blind Tubular Motor , Window Rising Motor , Garage Door Operator Tubular Motor Introduction ... ,storage door,storm door ,hurricane shutter. Tubular Motors Characteristics:Voltage :220/230V 110/120V ... size :540mm~650mmWeight : 1.6kg ~13.5kg Tubular motors Advantages: Non -malfunction for the brakeDouble ...