How long is the service life of outdoor solar panels
240KW/400KW industrial rooftop - commercial rooftop - home rooftop, solar power generation system.
For most Tier 1 solar panels, the degradation rate is .30% meaning that each year, the panels performance is reduced by .30%. Over 25 years, that adds up to a total of 6.96% meaning your panels will operate at 93.04% of their original …