Confirm panel VOC and battery voltage first
SCC-40A 40 A MPPT Solar Charge Controller: Multi-Voltage Sizing for Wholesale Orders
SCC-40A 40 A MPPT controller selection notes for multi-voltage battery systems and wholesale orders.
Read guideGERIXI / KNOWLEDGE CENTER
Understand MPPT and PWM charging and match a controller to your solar array and battery.


CONTROLLER SELECTION
Controller choice depends on PV open-circuit voltage, battery system voltage, current rating, installation environment and cost target.
Confirm panel VOC and battery voltage first
Size charging current with margin for the system
Choose controller features for the installer or retail channel
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