Forum Discussion

sgrizzle's avatar
sgrizzle
Explorer
Apr 01, 2016

How long to recharge RV battery while driving?

If you are camping without shore power and you basically drain your battery...how much driving (hours) would you need to go to recharge them for the next stay? Generally speaking, just rough guesti...
pianotuna's avatar
pianotuna
Nomad III
Apr 01, 2016
I use a volt meter but agree that it takes an extremely long time to recharge. I'm in a class C and have beefed up the charging path, as well as doubling it.

Part of the problem is the engine controllers (ecu) "sees" the starter battery and reduces charging based on the voltage of it. There are ways around this but they require lots of effort as well as modifying the OEM alternator.

I've gone solar instead.

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