The 3.5 DC is designed for installations, solar shades, roller shutters or awnings that require very low voltage or where there is no mains power. Motor speeds range from 12-28 RPM with torque values from 26"lbs. to 88"lbs. including Autosun Solar Panel options for 12 volt applications.The power consumption of this generation of T3.5 DC motor has been reduced to a minimum. It can be used for ultra short roller shutters or awnings. The T3.5 DC is fitted with a silent magnetic brake which will bring the roller shutter to a perfect stop.