[tiedieconderoga]

But don't 12V lead-acid batteries have a wide voltage range between charged (~14.5V) and discharged (~10V)? I don't think they would provide exactly 12.6V very often, or for very long.

[humanpotato]

They are not 14.5V charged. They need about 14V to charge.

https://footprinthero.com/wp-content/uploads/2022/05/Lead-Ac...