To assess the economic aspects of the proposed system, the total price of the proposed cooling and cleaning system is estimated and compared with the price of PV module. The approximate estimated price of the proposed cooling and cleaning system components including the solenoid valve, relay, copper pipe, water tank, and wiring is about 8% of the price of PV module which is equal to$418.15. However, this percentage can be less if the price of the other components such as inverter, charge controller and battery is added to the module price.