Forum Discussion
2oldman
Sep 27, 2015Explorer II
Yes, that does look like a separate controller. What I would do at this point is connect it to a battery and take another voltage reading. Sometimes open circuit isn't the best way to measure.
All things considered, a 40w panel isn't going to be of much good beyond maintenance charging.
All things considered, a 40w panel isn't going to be of much good beyond maintenance charging.
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