Need a quick answer from the battery guru's
I thought I remember this being talked about, but knowing that the battery chargers in the RV/trailer tends not to deliver enough amps to bring the batteries up from a low charge (say like overnight u...
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The real answer depends on your specific equipment and use but a good ball park is going to be something like 2 hours to get from 50% to 90% charged with a charger that does properly go into boost mode (14.4+ volts), if doesn't go into boast mode it could be 8 hours or more to get to 90%. I'm one of the furtunite ones my WFCO actually does go into boost mode straight from the factory but I also have solar so I rarely use the converter when away from full hookups.
