Forum Discussion

Flotsam's avatar
Flotsam
Explorer
Sep 14, 2015

What is a working definition of a 100%full SEALED battery?

The three Amigos, Mex,Niner and Landy suggest each battery has a unique voltage at 100%full. Unless one knows the 100%full voltage, a voltage measurement by itself may not be indicative of a full batt...
pnichols's avatar
pnichols
Explorer II
Sep 15, 2015
MEXICOWANDERER wrote:
I can take my Lifeline at 13.06 volts rested and install 5.1 amperes at 14.44 volts. Is it fully charged. Obviously No.


I say my sealed (AGM) batteries are "full" when I can't install any more amperes into them - per my three-digit ammeter - using any charger I own and regardless of what voltage winds up on the batteries' terminals from any of those chargers.

But who am I to say - I only use batteries - not design them ... and sometimes common sense may make no sense.

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