Hot Rod Forum : Hotrodders Bulletin Board - View Single Post - amps, voltage and ?
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Old 06-29-2012, 08:56 AM
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Batteries are rated in amp hours. So if your battery is rated at 850 cold crank amp hours it will sustain a load of 850 amps for 1 hour. If the load is 425 amps the battery will sustain this for 2 hours.

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