Forum Discussion

TURNKEY's avatar
TURNKEY
Explorer
Mar 24, 2019

How to power a fan only when solar is charging.

I want to run an exhaust fan from my battery compartment to vent out hydrogen during charging cycles but I don't want it to run 24/7 as I do now. I tried powering a computer fan off my panels before t...
MEXICOWANDERER's avatar
MEXICOWANDERER
Explorer
Mar 26, 2019
Sometimes it is frustrating to offer an obvious answer and have it ignored. I am talking about my answer. I've only used it seventy times or so. 24 volt fan direct connect to + and - output of panels. Fan -- wires -- slam compartment door. There is no backflow through a controller. Write DIODES on a piece of paper. Shred it then set a match to it.

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