replacing battery with converter
Looking at setting up a camper for a friend to be stationary. It will have shore power all the time. No need for a battery to supply 12v to the brakes since it wont be towed. That said a battery is ju...
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The battery does act like a large capacitor in the 12V system. I would spend the extra $75 and know that the battery is helping the 12V system. If the trailer does need to be moved, a utility outage occurs, or the converter fails, you'll still have some 12V to power some of the functions.
