The main functions of the charge controller are to charge the batteries at the correct voltage level and prevent the batteries from over charging. It also helps to block a reverse current.
Renogy offers various types of charge controllers in different sizes to suit your applications. We have PWM charge controllers as good low-cost solution for small systems, and MPPT charge controllers to maximize the panels output under all weather conditions.
Do you have questions about what is the best charge controller for you? Give an RENOGY expert a call today at (800) 330-8678!