MPPT Solar Charge Controller 20A/30A/40A Battery Regulator 12V/24V Auto, Max PV Input 100V, RS232Overview This MPPT solar charge controller is designed for off grid PV systems and supports 12V 24VDC auto system voltage with 20A, 30A, or 40A charging current options. It monitors solar output and tracks the highest voltage current (VI) in real time to charge batteries at maximum power, coordinating operation between the solar panel, battery, and load. An LCD interface supports dynamic display of operating status, parameters, logs, and control
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MPPT Solar Charge Controller 20A/30A/40A Battery Regulator 12V/24V Auto, Max PV Input 100V, RS232