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diy solar

Two batteries rather than One...

Rbertalotto

Solar Enthusiast
Joined
Nov 26, 2019
Messages
394
Why TWO smaller batteries rather than one BIG one......When I recently converted my RV to Li, I had a choice of a single 200ah battery or two 100ah batteries. I chose TWO.....Glad I did. Here I am out in the high desert of New Mexico on a two month cross country trip and one of my batteries are acting flunky.....If I can't get it resolved, I still have the other battery to run everything I need. A few $$ more for two, but I love redundancy!
 
Redundancy, and you can probably pull more current from the two BMSs on the 100ah batteries than you could have from the 200ah battery.
 
I dont believe there are any issues with the design as it has been working great for two years.
 
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