40A upgrade Tracer 4210AN MPPT Solar Charge Controller 12V 24V Auto Work Tracer AN seriescome with 5 years warrantySpecificationMultiple load control modes: manual control, lighting ON/OFF, light On+Timer Advanced Maximum Power Point Tracking (MPPT) technology, with efficiency no less than 99.5% Wide MPPT operating voltage range. 12/24VDC automatically identifying system voltage. CD display design, dynamically displaying tool's operating data and working condition. Available for PC monitoring and external display realizing real-time data checking and parameters setting.Rated charge current:40ARated discharge current:40ABattery input voltage range:8-32VMax. PV open circuit voltage:100VMax. PV input power:520W(12V) 1040W(24V)Self-consumption :≤20mA/12V; ≤16mA/24VTemperature compensation coefficient :-13℉ ~+113 ℉Overall dimension:252x180x63mm Net weight :1.65kg Enclosure :IP30Electronic protections:PV reverse polarity protection PV short circuit protectionPV over current alarm protectionLoad short circuit protectionLoad overload protectionController Overheating protectionBattery overvoltage protection Battery over-discharge protection Battery reverse polarity protection MT-50 FeaturesAutomatic identify the controller and display the type, model and relevant parameter data Large-screen multifunction LCD displays all the operational data and system working status Real-time energy statistics recordingLonger communication distance based on RS485More powerful function Via MT50Diversified load control modes: manual, light ON/OFF, Light ON+ Timer, Time Control Battery type selection: Gel, sealed, flooded and USER typePackage List:1 x Tracer 4210AN Solar Charging Controller 1 x User Manual