Somfy ® LT50 CSI RTS roller shutter motor Ø50mm - remote control

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  • Product description
  • Product manuals

  • ø50mm available in a variety of motor strengths
  • Integrated manual override function (CSI)
  • Compatible with TAHOMA ®

Product details

Power options

The LT50 CSI RTS + adapters kit is available in 5 motor strength options:

  • 10 Nm (Somfy JET CSI RTS 1037030 - 10/17)
  • 20 Nm (Somfy METEOR CSI RTS 1041023 - 20/17)
  • 30 Nm (Somfy HELIOS CSI RTS 1045023 - 30/17)
  • 40 Nm (Somfy MARINER CSI RTS 1049037 - 40/12)
  • 50 Nm (Somfy VECTRAN CSI RTS 1051017 - 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

RTS SOMFY ® technology

This powerful and unique protocol allows you access to TAHOMA ®, the advanced intuitive interface that allows remote control of the installations (on a smartphone, a computer, etc.) You come home late from work and want to close the blind before the wind goes up? Easy and fast, in one click it's done!

Reliable choice

  • Ideal awnings
  • Standard LT50 rapid cage.
  • Capacity of the limit switch cage: 34 turns.
  • 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.
  • Possibility of associating up to 12 control points or group levels.
  • Motor feedback to motion programming.
  • Coding 16 million possibilities and rolling code for optimal efficiency.
  • Frequency 433.42 MHz.
  • Made for use in a tube in a horizontal position.
  • Supplied with a removable white 3-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.

Technical specifications

dimensions somfy lt50 csi RTS technical spec
  • L1: 774mm
  • L2: 759mm
  • 230V
  • IP44
  • Intensity absorbed: between 0.5 and 1.1A depending on the model


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

Instruction manuals

Information sheet

Information sheet
Name Somfy ® LT50 CSI RTS roller shutter motor
Sku Fabriquant MOT_LT50_CSI_RTS
Warranty (years) 5

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