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Schellenberg Tubular Motor MAXI PLUS 20


End points that can be set with the touch of a button: that is what all Schellenberg Tubular Motors from the PLUS series have to offer.

For roller shutters made of plastic with an area of up to 86 ft² the Schellenberg MAXI tubular motor PLUS 20 is the ideal fit. It functions with a turning strength of 20 Nm and has a maximum pulling force of 74 lbs.

A roller shutter switch or a timer is the ideal operating elements for this tubular motor from Schellenberg. If you want to make your Schellenberg operating element work wirelessly, retrofitting is possible at any time.



  • Easy setting of the end points with a button on the motor head
  • Control the shutters via roller shutter switch or timer
  • Can be retrofitted to be used with a wireless control
  • Multiple roller shutter motors can be controlled (relay necessary)
  • Adjustable and quite running wall bearing included
  • Adapter included
  • Data retention in case of power outage
  • Ready to install tubular motor from Schellenberg
  • Tubular motor with thermal/overheating protection
  • CE and TÜV approved
  • 4 year guarantee

*Only for roller shutters made of plastic. It can vary depending on the design, material and weight of the roller shutters. Do not exceed the maximum pulling force.

EAN Number 4003971207207
Item Number INT 20721
length (mm) 535 mm
Diameter (mm) 60 mm
Tensile Force (kg) 34 kg
Tensile Force (Nm) 20 Nm
max. tensile force (kg) 34 kg
max. tensile force (N) 20 kg
motor guarantee 4
max. roller shutter area KST m² 8.5
Roller shutter system MAXI
End position setting electronic
Color yellow

Product in use



Comfortable and easy functioning of your roller shutters with the tubular motor PLUS from Schellenberg. Worn out roller shutter belts and belt winders are with this tubular motor a thing of the past.

  • Mountable in a 60 mm octagonal shaft
  • Maximum area: 86 ft²* (plastic roller shutters)
  • Maximum area: 64 ft²* (aluminum roller shutters)
  • Maximum pulling force: 74 lbs

Helpful Hints for Installation


  • Remove the belt drive and the shaft (shorten if necessary)
  • Attach the wall bearing
  • Electric connection for operation elements
  • Set end points
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