... motors CE,CCC,RoHs Ensure 20000 times proper working For roller shutter,awning,curtain 220/110V,3-50Nm electric tubular motorTubular motors ... type of tubualr motor can be used in roller curtain, metal rolling door, roller shutter windows , roller garage door, awnings etc.Tubular motors advantages ... diameter RY45-30/1750/60Hz5min220/110V270/260W30Nm17rpm/min45mm Automatic roller shutter tubular motor