SMR-MPPT2075 BT

20A MPPT SOLAR CHARGE CONTROLLER

MPPT, 20A, 12V/24V auto, 260W/520W max input power, 55V max solar voltage,
LED display, infrared, IP67

  • Innovative Max Power Point Tracking (MPPT) technology, tracking efficiency> 99.9%.
  • Full digital technology, high charge conversion efficiency up to 97%.
  • Remote unit to configure with LCD display.
  • 12V lead acid battery ,AGM,Liquid and GEL for selection.
  • IP67, strong and durable aluminum case.
  • Remote Unit to configure,with LCD display.
  • External temp sensor, automatic temp compensation.
  • Four stages charge way: MPPT, Boost, Equal, Float.
  • Full automatic electronic protect function.
Item SMR-MPPT2075
Battery Parameters Max Charging Current 20A
System Voltage 12V/24V automatical recognization 
Max input power 200W/400W
Max volt on Bat. Terminal 35V
Battery Type Lithium, Liquid, Gel, AGM (Programmable, default: Gel)
Liquid, Gel, AGM MPPT Charging Voltage  <14.5/29V@25℃ 
Boost Voltage  14.5/29V@25℃ 
Equalization Voltage 14.8/29.6V @25℃ (Liquid, AGM)
Float Voltage 13.7/27.4V @25℃ 
Low Volt. Disconnect 10.8~11.8V/21.6~23.6V; SOC1~5 (Default: 11.2/22.4V)
Reconnect Voltage 11.4~12.8V/22.8~25.6V (Default: 12.0/24.0V)
Overcharge Protect 15.5/31.0V
Temp. Compensation -4.17mV/K per cell (Boost, Equalization), -3.33mV/K per cell (Float)
Lithium Charging voltage target 10.0~32.0V (Programmable)          
Charging voltage recovery 9.2~31.8V (Lithium, Programmable)
Low voltage disconnect  9.0~30.0V (Lithium, Programmable)
Low voltage reconnect  9.6~31.0V (Programmable)
0℃ Charging protection Yes, No, Slow(Default: Yes)
Panel Parameters Max volt on PV terminal *1  55V
Dusk/Dawn detect volt. 3.0~20.0V (Programmable)
Day/Night delay time 0~30Min (Programmable)
MPPT tracking range   *2   (Battery Voltage + 1.0V)~Voc*0.9
Max tracking efficiency >99.9%
Load Output Current 20A
System Parameters Max charge conversion 97.5%
Communication Infared
Self consumption 6mA
Dimensions 85.5*45*42.5mm
Weight 720g
Ambient temperature -35~+60℃
Ambient humidity 0~100%RH
Protection degree IP67





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