Solar Charger MPPT
SC-MPPT 20-40
SC-20/30/40 MPPT solar charger controller improves the tracking efficiency up to 99.9%.
  • Innovative MPPT technology, tracking effciency 99.9%, conversion efficiency up to 90%
  • Real-time display the operation data and working status of the controller in digital, graphic and textual forms by a large LCD
  • AGM, Liquid and Gel battery for the selection
  • Two navigation buttons, easy to implement various operation
  • 12V/24V automatic recognition, temperature compensation, perfect EMC design
  • Four stage of charging: MPPT, boost, equalization, float
  • Full automatic electronic protection function
System voltage 12V/24V automatic recognition 24V/48V automatic recognition
Max solar current or load current 20A 30A 40A(charging)/30A(output) 40A(charging)/30A(output)
Max MPPT efficiency  >99.9%
Max PV input power 260/520W 390/780W 520/1040W 1000/2000W
Float voltage 13.7V/27.4V(25°C)  27.4V/54.8V(25°C) 
Boost voltage 14.5V/29.0V(25°C) 29.0V/58.0V(25°C)
Equal voltage 14.8V/29.6V(25°C) (Liquid,AGM) 29.6V/59.2V(25°C) (Liquid,AGM)
Day/Night threshold 8.0V/16.0V 16.0V/32.0V
Load disconnect voltage 10.8~11.8V/21.6~23.6V 21.6~23.6V/43.2~47.2V
Load reconnect voltage 11.6~12.8V/23.2~25.6V 23.2~25.6V/46.4~51.2V
Battery type Liquid, Gel , AGM , Lithium
Work mode Standard, D2D(DUSK to Dawn),Street lamp , User mode
Temperature compensation   -4.17 mV / K per cell (Boost and Equal charge)
 -3.33 mV / K per cell (Float charge)
Max solar voltage 100V 55V 95V 150V
Max battery voltage 40V 35V 35V 65V
Dimension 189×182×64mm 189×182×64mm 189×255×69mm 189×255×89mm
Weight 1.3Kg 1.5Kg 2.5Kg 2.5Kg
Max power consumption  8mA(12V);12mA(24V) 8mA(12V);12mA(24V) 8mA 8mA
Temp. Range during operation  - 20°C ~ 55°C
Storage temperature  - 25°C ~ 80°C
Ambient humidity 0%~100% RH
Case protection IP32
Specifications are subject to change without notice.