The CASD linear actuators are designed to last for over 20 years, It has Increased power generation with limited backlash, It is Virtually maintenance fee and because of that the maintenance cost is reduced, It can be installed easy and fast with sealed protection tube tthe blocks contaminants to avoid contamination, The design and built of CASD can last and take different outdoor conditions because it is IP65 certified making it Dust Proof and Splash Resistant, It only consume Low Current and it has a Lower solar system lifetime cost. The CASD-60 has a dynamic load of 12000 N and a Static load of 60000 N with speed up to 2.5 mm/s.