Thread: MPPT Upgrade?
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Old 11-03-2013, 03:09 PM   #8
LoveToCamp
TrailManor Master
 
Join Date: Apr 2012
Location: Centennial, Colorado
Posts: 885
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Okay, rickst29, so the MPPT has lots of bells and whistles. How many of those will I need to adjust, to get one to work well with my system? Are they well-adjusted out-of-the-box? Or, will I spend a day reading a manual, then another day trying to make adjustments when the sun is shining?

Getting more charge to the battery in fall/winter/spring is definitely an argument for an MPPT. If I have to make seasonal adjustments to the unit, though, then I would shy away from that.

I read (what appears to be) a good write-up on the difference between MPPT controllers and PWM. It made a good case for MPPT, in order to optimize charging, but it used a 240w system as an example. Is a 12v battery system really worth the $250 for a MPPT controller?
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