batter charger drain?
I have a auto battery charger wired into the array. The 2-amp camper charger is just not enough to charge a battery, so I have a 10 amp hooked in. My question, does current flow backwards through t...
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I have an old Schumacher that I measured the resistance at the output clamps while unplugged and unpowered. Red to red lead measures 920K ohms. Reverse polarity (red to black) and it measured 22K ohms. This indicates there will be a VERY small drain on mine. YMMV, measure yours.
