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spacebetty's avatar
spacebetty
Explorer
Sep 05, 2014

Need help with my sketchy battery cable situation

I was about to replace my 2 12v marine batteries with 2 6v deep cycles, when I realized the cable situation seems strange and possibly scary. But I don't know much about battery cables, so maybe it's ...
BTPO1's avatar
BTPO1
Explorer
Sep 05, 2014
2oldman wrote:
spacebetty wrote:
when the 2 12v batteries were hooked up, they worked with the red one on the positive terminal and the black/white one on the negative. Could they have still worked this way if what you say is true?
Only fans and pumps care about 12v polarity.


LED lighting also cares about polarity. JMO

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