Somfy LS40 Standard 4 wire motors offers a complete range of torques 35-79 in. lbs. and Motor speed 14-36 RPM for driving the majority of rolling shutters,roller shades,interior and exterior sunscreen products. Somfy 120 Volt AC 40 mm tubular motor featuring a round shaped motor head that is typically used in outside mount installations. This motor can be plugged into a standard wall outlet or a direct wire to a Somfy Maintained or Momentary switches. The LS40 is also available in 220 volt special order only.