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...
loggenrock's avatar
loggenrock
Explorer
Mar 25, 2019
Why not just power the old computer fan direct from the solar INPUT leads? Would only run when they produce power - it should tolerate higher voltage (we're talking , what, 17VDC?) fine - just spin faster!

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