What ever amps come out of it must be put back in.
A medium sized 12 volt deep cycle RV battery is rated 120 amp-hours. That means it can supply 1 amp of current for 120 hours. If dead with a 1 amp charger it will take 120 hours to recharge it. If a 2 amp charger, it will take 60 hours, etc.
12.7 volt is a fully charged battery. 12.5 volts is 80% charged. 12.1 volts is 50% charged. 11.6 volts is dead.
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Today's Featured Article - New Life for an Old Allis - by Tyler Woods. My friend Jon, has an old '39 Allis Chalmers B. He thought it a marginal tractor that had long since served its time. She smoked terribly and never had much power but he couldn't afford another so he was limping along with what he had. Jon's Allis has a small front loader and though it doesn't carry much, it serves his needs. It was the hard starting and low power that made him think it was time to replace the old girl. Jon called me to help him discover why his tractor wouldn't start
... [Read Article]
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