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What circuit breaker amperage do I need?
Posted by Frank Molina, Stellavolta on Jul 14th 2020
A basic rule of thumb is to multiply the solar panel's Short Circuit Current by 1.25. This may be more complex, however, depending on your system design.
Helpful solar formulas you can use as a guide.
What amperage does my charge controller need to be?
Take the solar array's Watts and divide by the battery bank voltage to arrive at the approximate Amp Hour charge controller you will need.
Solar A
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