https://powerlinkenergy.com/news/expected-lifespan-of-batter...
Solar panels last for decades, solar inverter shorter.
"Generally, the average solar inverter lifespan is 10 to 15 years for standard string inverters, and 20 to 25 years for microinverters"
https://www.solaxpower.com/blogs/how-long-do-solar-inverters...