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ewarnerusa's avatar
ewarnerusa
Nomad
Sep 13, 2016

SOLAR - Switch from PWM to MPPT, series vs parallel matter?

I put together a solar setup on our TT when we bought it new. I went with 2 x 140 watt 12V nominal panels in parallel and a PWM controller. Panel specs: Max Power: 140Wp Open Circuit Voltage (...
ewarnerusa's avatar
ewarnerusa
Nomad
Sep 14, 2016
No room for more batteries. And I don't even really have a need for faster charging. I just thought it might be cool to squeeze some more amps out of the panels i already have.

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