LT50 (Round Head) WT Atlas 15Nm 32rpm 1039111

Regular price $400.00

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The Somfy LT50 Sonesse 4-wire motor is designed for whisper-quiet operation to motorize all types of interior Roller Shades, Solar Shades, Blackout Shades, Media Screens, Solar Screens.

This motor does not have a star head it comes with a round head.


WT Motor Wiring Diagram

Safety Sheet

LT50 RH Technical Drawing

LT Installation Guide

Technical Information


Consumption during operation 140   W
Minimum voltage 207   V
Maximum Voltage 244   V
Rated current 0.65   A
Nominal Voltage / Frequency 230V - 50Hz  


Capacity of the limit switch unit 46   turns
Type of limit switch unit Quick limit switch  
Type of head Round head  
Nominal Speed 32   rpm
Nominal Torque 15   Nm
Repeatabilty ± 5   °


Approval RCM  
Protection Index IP 44  
Insulation class Class I  


Plug in cable Black LT Plug  
Cable type PVC  
Wire section 0,75   mm²
Color White  
Wire Length 2,5   m
Number of wires of the cable 4  


Length (L1) 530   mm
Basic crown for tube diameter 50 x 1,5   mm
Weight 1,95   Kg
Overall length (L3) 525   mm
Riveting position distance (L2) 510   mm


Thermal time 4   mn
Noise level (according to Somfy measures) 50   dBA
Working temperature -10 to +40   °C