Evaluating a used solar panel & controller?
Hello folks - Thete's a 100 watt panel plus controller, local to me asking price $100. I emailed the seller and asked for details and what make/model of controller. (No reply yet.) I'm pretty s...
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Examine the back of the panel for any 'burned' spots. That indicates the panel has gotten hot and possibly shorted, or is about to short. I'm sure your voltmeter would reveal less than Voc if that had happened.
It's not all that common, but it happened to me.
It's not all that common, but it happened to me.
