Protect your 12 volt lead-acid or gel cell battery from overcharging and deep discharging with this controller! The charge controller reduces overall system maintenance and prolongs the life of your battery. This solar charge controller or "charge regulator" also features a solar cell array voltage of 15-25 volts.

  • Prevents battery back-drain through panels at night
  • Reduces overall system maintenance
  • Protects battery against temperature overage
  • For use with solar arrays typically 15-22 volts, 25 volts max

For use with 12V solar panels and batteries only.  

  • This solar charger will NOT ship with the factory box ,  these are sold BULK WRAPPED ONLY in bubble wrap.

  • You will only receive the CONTROLLER  with no factory box...shipped inside a regular USPS shipping box..

  • ....These are bulk wrapped only...

  • NO ORANGE/WHITE box will be included

  • ....Only the black solar charger will ship ....
I will send you a PDF file of the instructions via EMAIL or I will print the instructions out for you.


  • These chargers are brand new and bulk wrapped in bubble wrap only.....

  • I only have a few left.....so order accordingly.




THUNDERBOLT MAGNUM SOLAR 68738 500 Watt Solar Charge Controller