Charging 4 batteries with external charger.
My RV has 4, 6 volt batteries. I've recently run them down and need to charge them with an external charger. Does it matter which positive post your connect the positive cable to and which negative ...
Forum Discussion
Why not use your converter to charge the batteries? The converter is most likely 45 to 60 amps. The 10 amp charger will take a long time to charge four batteries.
