With some high-quality, efficient MPPT controllers you can save a lot of power.
https://creative-corner.odoo.com/blog/electronics-13/mppt-charge-controllers-what-they-are-and-why-they-matter-70
MPPT Charge Controllers: What They Are and Why They Matter
MPPT stands for Maximum Power Point Tracking. This is a type of regulator that controls the solar charge.
https://creative-corner.odoo.com/blog/electronics-13/mppt-charge-controllers-what-they-are-and-why-they-matter-70