DC off-grid solar power systems are most often used to power DC appliances in RV's, boats, and cabins, as well as farm/ranch appliances like cattle gates and rural telecommunications systems when utility power is not accessible DC solar power is less expensive than AC
Grid-tied, on-grid, utility-interactive, grid intertie and grid back feeding are all terms used to describe the same concept – a solar system that is connected to the utility power grid.
Hybrid solar systems combines the best from grid-tied and off-grid solar systems. These systems can either be described as off-grid solar with utility backup power, or grid-tied solar with extra battery storage.
Solar Water Pump for Agriculture Use from Eco World Solar. Eco World Solar offer solar PV panel operated submersible or surface pumping solutions.