diy solar

diy solar

Building a 12v LiFePO battery - recommended configuration?

Johannlog

The sun shines even on cold days
Joined
Apr 28, 2021
Messages
99
Planning to build a 12v battery for my current system ( I am using 1 SOK battery 206AH but thinking of adding it to the new one I build or replacing it with a larger one built from LiFePO
cells myself)
Open to recommendations on the configuration, I am thinking to go with 16 cells -(My first time building a LiFePO battery) - I have a 12V 2,400W inverter
 
Unless you're buying some teeny cells, you don't need 16 of them for a 2400 watt inverter.

I have eight 280 Ah cells in a 4s2p configuration. That's two batteries, each made up of 4s cells and each battery has its own BMS. 560Ah capacity. Runs my RV trailer very well.
 
Thanks, yeah, I just want to be able to survive multiple cloudy days in the winter...
 
I am looking at going with 8 3.2V cells for a total of 24volts....I can put more solar into the system this way and wires are smaller.
 
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