Tracker systems with "hail stow"[0] mode. They bring the panels as vertical as possible. [0]: https://www.energy.gov/femp/hail-damage-mitigation-solar-photovol

Tracker systems with "hail stow"[0] mode. They bring the panels as vertical as possible. [0]: https://www.energy.gov/femp/hail-damage-mitigation-solar-photovoltaic-systems https://www.energy.gov/femp/hail-damage-mitigation-solar-pho...