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Charge Controller Advisor
Protect your batteries from overcharging. Match your panel array's current output to the correct controller size.
Array Configuration
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Calculations include a 1.25 Safety Multiplier for cold-weather voltage spikes and clear-sky reflections.
Minimum Controller Size
— Amps
PWM Selection
—
MPPT Rating
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Engineering Verdict
Input array power to see the best charging strategy for your system.