Shilala's Perfect Frigidaire Wine Fridge How To

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Originally Posted by G G

Thanks, I always kinda went with the side with the marking (line, etc) was hot. Good to know.

I'd say that probably 98.2% of the DC power supplies I've cut the connectors off of, that is the case, but once in a while, for whatever reason, I see one that is reversed. An inexpensive ($5) basic multi-meter with DC volt setting is all you need to check the polarity of the wires.