![Learn how solar cells determine how long solar panels last.](https://images.ctfassets.net/k6ot5nj1c6f9/2Ss9AaerB9ze57ZcRknHv6/3c93e5e370e9dd503f08e112d77724a2/sites_default_files_styles_hero_full_700px_public_screen-shot-2017-07-04-at-8.14.04-am_0.png)
Wondering how long solar panels last? Solar panel life expectancy relies on the solar cells inside. In this solar cell comparison video, we line up a SunPower® cell against a conventional cell to test which breaks first under stress. If you want a longer solar panel lifespan, choose SunPower.
Learn more facts about solar technology from SunPower.
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