Somfy ® LT50 CSI roller shutter motor Ø50mm - switch control

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  • Product description
  • Product manuals

  • ø50mm available in 7 motor powers
  • Complete replacement kit with wheel and crown adapters
  • Compatible with any brand of roller shutter switch
  • Integrated manual override function

Product details

Power options

The LT50 CSI motor replacement kit + adapters are available in 6 motor strengths:

  • 10 Nm (Somfy JET CSI 1037010 - 10/17)
  • 20 Nm (Somfy METEOR CSI 1041009 - 20/17)
  • 25 Nm (Somfy GEMINI CSI 1043001 - 25/17)
  • 35 Nm (Somfy APOLLO CSI 1047000 - 35/17)
  • 40 Nm (Somfy MARINER CSI 1049014 - 40/17)
  • 50 Nm (Somfy VECTRAN CSI 1051004 - 50/12)

The general ratio for motor power is 1Nm lifts 2Kg, you can estimate your shutter curtain weight with the below formula:

width (m) x height (m) x weight* (per m2)

* PVC: 4kg/m² or ALU: 4.5kg/m²

Reliable choice

  • Ideal for awnings
  • Standard LT50 rapid cage.
  • Cage capacity: 34 rounds.
  • Stop limit switch output parallel to the CSI axis.
  • Access to the limit switches on both sides of the CSI housing using an adjustment tool supplied with the engine.
  • Made for use in a tube in a horizontal position.
  • Supplied with a removable white 4-conductor WF cable of 2.50m. Center bore D12 x 20mm with a shoulder of 24.5 x 2. Crank axle 6 square or hexagonal 7mm. 1 / 27th reduction ratio.
  • Compatible with all switches for roller shutter control, all brands.

Technical specifications

somfy lt50 csi technical specifications


Options for the most common wheel & crown adapters are available to add to your motor kit.

If your tube model does not match any of them, many other adaptation models are available sold seperately on the site.

Note: The choice of adapters offered in the LT50 CSI motor replacement kit cannot be interchanged.

adapters for somfy lt50

Package contents

  • LT50 CSI motor of the specified Nm
  • Wheel and crown adapter set
  • User manual

Instruction manuals

Information sheet

Information sheet
Name Somfy ® LT50 CSI roller shutter motor
Sku Fabriquant MOT_LT50_CSI
Warranty (years) 5

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