Guarantees – Quality we trust: Solar panels: 10-year warranty against manufacturing defects Lifespan of up to 25 years Inverter: 1-year warranty against manufacturing defects Connections and wires: 1-year warranty against manufacturing defects Operating policy: This system is exclusively for operating a 15 HP submersible pump and no other loads can be operated. The company is not responsible for operating additional loads other than what is described in the system's description.