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tlukasavige172's avatar
tlukasavige172
Explorer
Mar 09, 2014

Have Lots Of Confusion On My Batteries and Voltage

Some history/background info to start. The trailer is new to me and so is full timing. It's 41' race trailer with living quarters in the front. I have a bank of batteries that is run through and inver...
AH64ID's avatar
AH64ID
Explorer
Mar 09, 2014
Why does the trailer have 2 banks?

340ah divided by two gives you 170ah until 50% charge. So with 170ah available, and drawing 7a for the furnace you get 24 hours.

The furnace will draw a constant amount if watts, as voltage drops amperage increases. So if a furnace draws 7 amps at 12.5v it would draw 7.4 amps at 11.8v.

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