Fully automatic system using variable speed drive compatible with AC, 2-phase,submersible and surface mount pumps,and high efficiency PMSM Pumps.The system is composed of a PV generator,a pump and a solar pump drive.Based on the design philosophy that it is more efficient to store water rather than electricity, there is no energy storing device such as strong battery in the system.The system in Prepared to be combined with a elevated water strong, e.g water tower or an uphill tank installation.