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carl2591's avatar
carl2591
Explorer III
Dec 26, 2017

out what size charge controller for solar panels.??

I was gifted a couple of 335 watt solar panels the produce 46.3V Voc, 37.9V Vmp, 8.8A Imp, 9.36A Isc. I have a 20 amp MPPT controller that might work but not sure as the info show 12 or 24 v opera...
carl2591's avatar
carl2591
Explorer III
Dec 27, 2017
That is what i am seeing. Looks like i need either two 30 amp cc or a 60 amp one.
If i go 30 which would be better mppt or pwm. The other panels equal 360 watts at like 19 volts and the 335 is 40 volts.

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