on grid solar system 1, rated output is 3kw 2. with inverter, controler, battery, solar panel ,mounting 3. fast delivery 3kw on grid ... solar system from Qingdao allrun new energy co,, ltdSPECIFICATION Solar Cell ... from simply decrease voltage. ) COMPONEENTS REFERENCE1. SOLAR PANEL2.INVERTER 3kw on grid solar system with all parts