Features Automatically detects 12V or 24V DC system voltages. Compatible with various deep cycle battery options: Sealed, Gel, Flooded, and Lithium. Innovative MPPT technology with high tracking efficiency up to 99% and peak conversion efficiency of 98%. Electronic protection against reverse polarity, overcharging, over-discharging, overload, short-circuiting, and reverse current. LCD screen and multiple LED indicators for displaying system operation information, customizable parameters, and error codes. Features diverse load control; also capable of charging over-discharged lithium batteries. Die-cast aluminum design allows for efficient heat dissipation. RS232 port to communicate with BT-1 Bluetooth module. Advanced maximum power point tracking algorithm can quickly locate the best working point in the l-V curve to significantly improve the system’s energy efficiency. Specifications Nominal System Voltage: 12V/24V Auto Rated Charging Current: 30A Rated Load Current: 20A Max Solar Input Voltage: 100V(25℃), 90V(-25℃) Discharge Circuit Voltage drop: ≤0.15V Net Weight: 4.41lbs Overall Dimension: 9.37 x 6.81 x 2.85in Battery Wire Diameter: 6mm² Load Wire Diameter: 5mm² No-load Loss: 0.7W to 1.2W Battery Voltage: 9V to 35V Max. Power Point Voltage Range: Battery Voltage +2V to 75V Max. Photovoltaic System Input Power: 400W/12V, 800W/24V Conversion Efficiency: ≤98% MPPT Tracking Efficiency: >99% Temperature Compensation Factor: -3mv//2V Default Operating Temperature: -35°C to +45°C Protection Degree: IP32 Communication Method: RS232 Altitude: ≤3000m Max. Capacitive Load Capacity: 1000uF
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