Feature:1. The controller is suitable for the automatic control of charging and discharging process in the off-grid solar system (independent system).2. Use high-speed performance CPU processor for intelligent temperature control.3. The high precision A/D sampling to ensure the accuracy of sampling.4. The efficient tandem PWM charging mode, extend battery life, improves the system performance.5. 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.6. Use of RS-232 communication, the communication speed and communication protocol compatibility are very well.7. The controller with over temperature, over discharge, overload, short circuit protection function.Specification:.Item Type: Solar Charge Controller Optional Model12V/24V 30A, 12V/24V 40A, 12V/24V 50A, 12V/24V 60ARated voltage12V/24V automatic identificationBattery max voltage15V/30V/60VSolar panel max voltage22V/44V/88VRated charging current10A20A30A40A50A60ACharging line voltage drop0.7VDischarging line voltage drop0.2VStatic loss0.2WcommunicationRS232/RJ45 InterfaceUSB output0.5A/5VOver-temperature protectionBelow 75 full current75-90 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 voltageMax10VMin6VDefault8VLight control turn off voltageMax8VMin2VDefault4VBattery temperature compensation parameters Temperature compensation parametersMax0mV2VMin-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 Controller 1 x Probe1 x Terminal1 x English Manual