The price of a 30kW solar system ranges between 60,000and60,000and90,000 before incentives. This includes panels, inverters, mounting hardware, and installation. HBOWA PV energy storage systems offer multiple power and capacity options, with standard models available in 20KW 50KWh, 30KW 60KWh, and 50KW 107KWh configurations. You can add many battery modules according to your actual needs for customization. Battery Storage Add-On: Adding a 30kW battery storage system (e. 00 Start Order Request Chat Product Details Customization: Available After-sales Service: 5/10years Warranty: 5/10years Shipping Contact the supplier about freight and estimated delivery time. You can power all lights, electronics, chargers and common appliances like refrigerators and freezers. With Enphase, you. commercial applications.