Brand： WELLSEE Category： Solar Charging Controller Model： WS-C2450SOC 50A Weight： 1.0kg Size： 205*135*85mm Solar Charge Controller WELLSEE WS-C2450SOC WS-C2450SOC WELLSEE Solar controller collects battery charge current, discharge current, battery voltage, battery temperature, charge time, discharging time and other battery working datum .Make use of discharge characteristic of storage battery and patented system of numbering by WELLSEE, it can detect all the movements of remnant capability when battery is in charge and discharge states . The precise controlling of charge process can extend the battery lifetime, also exert the performance farthest. Function: CPU control and LCD-display Store, calculate and display the charged AH on the LCD screen. Store, calculate and display the discharged A on the LCD screen. Batteries stop and charge voltage HVD sets up Batteries stop discharge SOC sets up Professional numeration of SOC Loads and comeback setups Intellectualized temperature compensation Overloading protection Short circuit protection Conversed discharge protection Reversed polarity connection protection Thunder protection Low voltage protection Overcharge protection TECHNICAL INDEX： 　 Model WS-C2450SOC 30A WS-C2450SOC 40A WS-C2450SOC 50A Rated Voltage 12V/24V Automatic distinguish voltage Loading current Max 30A 40A 50A Full charge cut 13.7V/27.4V Recognize tacitly , reset Low voltage cut SOC=30% Recognize tacitly , reset Temperature compensation -3mv/℃/cell No load loss ≤45mA Wire area Min 6mm2 Voltage drop <200mv <240mv <270mv