How long is a solar panel warranty?

Solar panel warranties vary depending on the manufacturer, but in the solar industry, a 10-year product warranty and a 25-year performance warranty are typically considered the minimum standard. However, some manufacturers provide a 25-year product warranty and extend the performance warranty to 30 years. How Much Does a Solar Panel Warranty Cost?

What is a performance warranty on solar panels?

Conclusion A performance warranty guarantees that the solar panel will not degrade below a certain percentage over a specified period, usually 25 to 30 years. This type of warranty is essential because solar panels naturally degrade over time.

How long does a power supply warranty last?

Manufacturers offer warranties of varying lengths. On average these consist of: 10-year limited product warranty (materials and labour). 25-year limited power warranty (typically 10 years at 90% power output and 25 years at 80% power output). Workmanship and materials warranty of one or two years.

How long is a battery warranty?

25-year limited power warranty (typically 10 years at 90% power output and 25 years at 80% power output). Workmanship and materials warranty of one or two years. Batteries (non-grid systems / hybrids) roughly 5-15 years. Inverter (s) warranty of between 5-10 years.

How long do solar panels last?

Workmanship and materials warranty of one or two years. Batteries (non-grid systems / hybrids) roughly 5-15 years. Inverter (s) warranty of between 5-10 years. There are many factors that must be borne in mind when considering warranties for you solar panel system.

How long do power panels last?

Power warranties typically extend beyond product warranties, with most manufacturers offering coverage for 25 to 30 years. High-quality panels experience approximately 2% to 3% productivity loss in the first year, followed by less than 0.50% degradation annually thereafter.