1.High Efficiency: The solar charger controller has the function of Maximum Power Point Tracking. Its efficiency is not less than 99.5% and conversion efficiency up to 98%. It can detect the solar panel's voltage and current in real-time and keep tracking the maximum power point to charge the battery with the maximum power. 2.Automatic Recognition: The charge controller can automatically identify 12V / 24V / 36V / 48V systems. The full PV input voltage of DC 150V makes it suitable for more PV modules and convenient for users to use in different modes. 3.WIFI Box & RS485: This solar panel controller is equipped with a WIFI box, supports the expansion of the WIFI module to realize the app cloud monitoring, including the RS485 communication line, can provide the communication protocol to facilitate the integrated management. 4.LCD Display Screen: The solar charge regulator features a high-definition LCD function, can view the equipment operating data and working status, and support the setting of related parameters, such as system type, charging voltage, temperature, etc. 5.Intelligent & Protective: The solar controller adopts a built-in intelligent temperature-controlled cooling fan, which effectively reduces the operating temperature; it adds various protection functions such as low-voltage input protection, over-voltage input protection, and over-charging source protection. ******************************************************************************************************* *Specifications Color: Red + black Controller type: MPPT (maximum power point tracking) MPPT efficiency: 99.5 % System type: DC12V/24V/36V/48V (automatic recognition) System Voltage and Rated Power 12V system: DC9V-DC15V, 520W 24V system: DC18V-DC30V, 1040W 36V system: DC32V-DC40V, 1560W 48V system: DC42V-DC60V, 2080W Max. PV input voltage: 150V Start the charge voltage point: 5V higher than the current battery voltage Low input voltage protection point: 3V higher than the current battery voltage Over-voltage protection point: 150V High voltage recovery point: 145V Charge method: 3 stages (constant current(MPPT), constant voltage, floating charge) Battery types optional(Default Gel battery): Flooded, Sealed lead acid, Gel battery (Other types of the batteries also can be defined) Constant voltage: Please check the charge voltage according to the battery type form. Floating voltage: Please check the charge voltage according to the battery type form. Rated charge current: 40A Temperature factor: 0.02 % Temperature compensation: -3mV//2V (default) Output ripples(peak): 200 mV Output voltage stability precision: 1.5 % Output voltage: Base on battery voltage Low voltage output protection point: Default 10.5V; Recovery 11V; It can be adjustable. Load rated current: 40A LCD display: System type, PV voltage, Charge voltage, Charge Current, Charge power, temperature, etc. ******************************************************************************************************* *Pakcage Content 1 x MPPT Solar Charge Controller 1 x WIFI Box 1 x RS485 Communication Line 1 x Temperature Sensing Wire 1 x Screwdriver 2 x Hang Brackets 1 x Set of Installation Screws 1 x Product Manual