High Efficiency Solar Charger Controller Mppt Tech RS232 Communication

High Efficiency Solar Charger Controller Mppt Tech RS232 Communication Key Features ● eSmart Controller with peak efficiency up to 99% under MPPT charging mode, can save 30%~60% power compared with traditional PWM controller. ● DC12V/24V/48V battery system automatic detect, users can use it in different system easily. ● Maximum PV input voltage up to DC100V. ● Three stages charging: fast charge(MPPT), constant voltage charge, floating charge, which can protect batteries well