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 26, 2019
Can't you just add a blocking diode in-line to prevent ANY back feed from the batteries? Isn't the sun up for a LONG time in Saskatchewan, anyway???
https://www.google.com/search?q=blocking+diode&oq=blocking+diode&aqs=chrome..69i57.12304j0j7&sourceid=chrome&ie=UTF-8

It would set you back about $0.40.... ;)

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