At present, in remote areas, mainly in the country have electricity with diesel fuel alone. Which has the fuel price increases. And the instability of energy.This study about the electric power system the combination of solar panels และเครื่องยนต์ดีเซล to problem solving. The comparative study of the technical and EconomicsThe use of the electric power system of solar cells and diesel engine for remote areas and contributes to saving energy resources to reduce the environmental impact and help to produce development power with the new foundation.Can meet the power demand enough of people in daily life.To support the development and foundation of electric system to rural areas of sustainable