Marke: SainSmart

[discontinued] Mppt Solar Charge Controller SMR-MPPT0875-8A 12V

SKU: 101-97-124
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Smart-MPPT series intelligent MPPT solar controller is programmable and especially for solar light system.The charging efficiency is about 20% higher than the traditional PWM controller, which can make the cost of the whole system much lower.

  • Innovative Max Power Point Tracking(MPPT) technology, tracking
  • efficiency >99%
  • Full digital technology, high charge conversion efficiency up to 98%
  • 12V/24V system voltage automatic recognition
  • 5 stages time can be adjusted
  • Can read parameters and running status
  • Liquid and GEL battery for selection
  • Four stages charge way: MPPT, boost, equalization, float
  • Day/Night threshold can adjust automatically
  • Remote Unit to configure, with LCD display
  • IP67, Strong and durable aluminum case
  • Full automatic electronic protect function

Battery Parameters:

  •     System Voltage  :12V
  •     Max Charging Current  :8A
  •     MPPT Charging Voltage  :<14.5V@25?
  •     Boost Voltage  :14.5 @25?
  •     Equalization Voltage : 14.8 @25?(Liquid)
  •     Float Voltage  :13.7 @25?
  •     Low Volt. Disconnect  :10.8~11.8V,SOC1~5
  •     Reconnect Voltage  :11.4~12.8V
  •     Overcharge Protect  :15.5V
  •     Max volt on Bat. terminal :25V
  •     Temp. Compensation :-4.17mV/K per cell (Boost, Equalization), -3.33mV/K per cell (Float)
  •     Battery Type  :Liquid, Gel

Panel Parameters:

  •    Max volt on PV terminal :  60V
  •     Max input power:  100
  •     Dusk/Dawn detect volt.:  3.0~20.0V(Programmable)
  •     Day/Night delay time:  0~30Min(Programmable)
  •     MPPT tracking range:  (Battery Voltage + 1.0V)~Voc*0.9

Output Current:  Load:  8A

System Parameters:

  •     Max tracking efficiency:    >99.9%
  •     Max charge conversion:  96.00%
  •     Self consumption:  6mA
  •     Dimensions:  85.8 x 81 x 23.1mm
  •     Weight:  260g
  •     Ambient temperature:  -35~+60?
  •     Ambient humidity:  0~100%RH
  •     Protection degree:  IP67
  •     Max Altitude:  4000m

Note: Around oblique line value separately on behalf of 12V and 24V system's value.    


  • 1 x SMR-MPPT0875 Solar Charging Controller
  • 1 x User Manual