Should my battery read 12.41v under load when it is basically fully charged? Backstory: I saw that I'd accidentally bumped the switch on my inverter. Not knowing how long it had been on, I put a vo...
The word AGM is about same informative as the word "battery", and voltage under load doesn't tell much either.
See your battery manual for open circuit voltage, and check Voc after at least 12 hours of resting. Meaning, no charging for 12 hours. The easiest way to do this is first thing in the morning. Voc should be measured in absence of loads.
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