GED 20A 12V/24V DC MPPT Solar Charge Controller Tracer A 2210RN

Why we love it?

Advanced Maximum Power Point Tracking (MPPT) technology allows it to accurately track the maximum power point of PV array to obtain the maximum solar energy at any time, with tracking efficiency over 99.5% Works with 12V and 24V system, supports sealed, gel and flooded battery.

Some comments about this we saw on the web:

* /u/bemerritt on /r/BurningMan at first i used this controller ad it worked very well for me:

http://www.amazon.com/WindyNation-Regulator-Controller-Adjustable-Settings/dp/B00JMLPP12/ref=pd_cp_86_2?ie=UTF8&refRID=1MVY37525QT748RBT7YP

but i wanted to upgrade to an mppt controller instead of pwm (plenty of articles out there explaining the difference, but basically mppt can give you ~30% more charge wit hteh same setup). I also was using agm batteries and wanted that setting on my controller. so i ended up with this:

http://www.amazon.com/Tracer-2210RN-Charge-Controller-Regulator/dp/B008KWPH12/ref=sr_1_1?ie=UTF8&qid=1439398691&sr=8-1&keywords=mppt+solar+controller

See on reddit