How Long Do Solar Panels Last? (2026 Lifespan Data)

Solar panel lifespan in 2026: panels 25–30 yrs, inverters 10–15 yrs, batteries 10 yrs. Brand benchmarks and degradation rates.

About HomeScore

HomeScore forecasts repairs, replacement timing, and total ownership cost across 40+ home systems. Used by 8,200+ buyers, sellers, and long-term homeowners in 2026.