What size MPPT controller should you have for 400 watts of solar panels?
O OburgOrange Well-known member May 22, 2025 #1 What size MPPT controller should you have for 400 watts of solar panels?
J JeffS Member May 23, 2025 #2 More details are needed to answer, but you can go here and it will provide an answer. https://www.victronenergy.com/mppt-calculator
More details are needed to answer, but you can go here and it will provide an answer. https://www.victronenergy.com/mppt-calculator
O OburgOrange Well-known member May 23, 2025 #3 JeffS said: More details are needed to answer, but you can go here and it will provide an answer. https://www.victronenergy.com/mppt-calculator Click to expand... My solar panel is manufactured by gpelectric. Not an option for the calculator
JeffS said: More details are needed to answer, but you can go here and it will provide an answer. https://www.victronenergy.com/mppt-calculator Click to expand... My solar panel is manufactured by gpelectric. Not an option for the calculator
J JeffS Member May 23, 2025 #4 Move the slider for advanced and enter the specs of your panels. It should get you to a reasonable solution.
Move the slider for advanced and enter the specs of your panels. It should get you to a reasonable solution.
