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wopachop's avatar
wopachop
Explorer
Apr 28, 2019

Whats normal voltage drop from a 4amp load? (210ah)

I have two brand new 6v from costco. I pulled 20amp hours out of them a week ago and then fully charged with an automotive battery tender. Today i put a 3.8a load on them and voltage is down at 12...
shastagary's avatar
shastagary
Explorer
Apr 28, 2019
why are you worried about using your 10amp charger on your batteries most cars now have over 100amp alternators that charge the car battery and the golf cart chargers your batteries are meant for are way more than 10amp chargers.
your 10amp charger will not charge at a full 10 amps continuously once the batteries reach full charge the charging current will drop.

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