PV Solar Guarantees Warranties and Insurance
Guarantees, Warranties and Insurance In case of Solar PV systems, the solar panel and most other equipment manufacturers offer guarantees and warranties. Before finalizing/signing the purchase contract with the solar installer, you should ensure to check the warranty and guarantee terms of Solar PV components and system. Some of them are mentioned below: Solar PV Panels 10 years of product warranty against defect on materials and workmanship Performance Guarantee of 25 years. In most of the cases, this guarantee is for 10 years at 90% of rated peak power output and for 25 years at 80% of rated peak power output. Peak power output is the nameplate capacity of a Solar PV panel. Solar PV panels degradation trend Degradation of solar PV panel should not be above 2.0% for first year, 8.0% for next 11 years and should not be above 9.0% linear for 13 years to follow thereafter. Inverter Typically inverter warranties last for 5 years; however installer or manufacturer...