Question

How long will a fridge run on a 100ah battery?

Answer 1

Batteries are rated for 5 amps over 20 hours of time

A battery's amp hour rating is based on a consistent load of 5 amps. What that means is that a 100 amp hour battery that has a constant load of 5 amps on it should last 20 hours.Dec 12, 2020');})();(function(){window.jsl.dh('_t2OPYJCGFNLg9AOHt6WQCg42','

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20 hours

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A 12V 100ah battery can run a 100W appliance for 20 hours at a draw of 5 amps/hour. Due to inverter inefficiency and energy losses, drawing more than 5 amps an hour reduces the ah capacity rapidly, but drawing less slows the discharge rate.