Feature:1. Fanless radiator heat dissipation, the dust is not easy to enter, the sealing is good, the power consumption is low, and the noise is effectively avoided.2. Use high-speed performance CPU processor for intelligent temperature control.3. The efficient tandem PWM charging mode, extend battery life, improves the system performance.4. The LCD display and keypad interface, complete menu display and operation.5. Use of RS-232 communication, the communication speed and communication protocol compatibility are very well.6. The controller with over temperature, over discharge, overload, short circuit protection function.7. The high precision A/D sampling to ensure the accuracy of sampling.Specification:.Item Type: Solar Charge Controller Optional Model10A, 20A, 30ARated voltage48VBattery maximum voltage15V/30V/60VSolar panel maximum voltage22V/44V/88VRated charging current10A20A30A40A50A60ACharging line voltage drop0.7VDischarging line voltage drop0.2VStatic loss0.2WcommunicationRS232/RJ45 InterfaceUSB output0.5A/5VOver-temperature protectionBelow 75 full current, 75-90 half current, above 90 off chargeWorking environment parametersLCD display temperature-20-75Working environment temperature-20-50Storage temperature-30-70Protection levelIP30Mechanical parametersWire terminal)2.5610101616Size LxWxHmm)153 x 94 x 46.5mm / 6 x 3.7 x 1.8in207.5 x 129 x 69.5mm / 8.2 x 5.1 x 2.7inNet weightkg0.350.380.401.301.351.40Battery voltage parametersBattery voltage parameters are based on 25/12V system24V system X248V systemX4Battery parametersBattery typeColloid lead acid batterySealed lead acid batteryLithium iron phosphate batteryManganatelithium batteryUserdefinitionOver-charge disconnect voltage (V)15.515.513.214.413-16Overvoltage recovery voltage (V)14.815.012.614.013-16Equilibrium charge voltage (V)14.614.612.413.813-15Enhance charge voltage(V)14.214.412.213.613-15Floating charge voltage(V)13.613.812.013.212-14Under-voltage recovery voltage(V)12.612.811.512.611-13Under-voltage shut down voltage(V)10.810.89.610.59-11Equilibrium charge duration(min)12012012060-180Enhance charge duration(min)12012012012060-180Light control voltage parametersLight control turn on voltageMaximum10VMin6VDefault8VLight control turn off voltageMaximum8VMin2VDefault4VBattery temperature compensation parameters Temperature compensation parametersMaximum0mV2VMin-8mV2VDefault-4mV 2V based on 25Equilibrium, enhance, floating, enhance recovery voltage, low voltage disconnect recovery voltage, under voltage alarm recovery voltage, under voltage alarm voltage, low voltage disconnect voltages temperature compensation parameters are the samePackage List:1 x Solar Charge Controller1 x English Manual