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20A 12/24V Solar Charge Controller

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Your Price: $40.00
20A solar charge controller
Part Number: SE20Acontroller
Availability: In Stock.
Quantity Price
6 - 10 $35.00
11+ $30.00

20A 12/24V Charge Controller


  •     Microcontroller digital accuracy
  •     PWM Charge mode
  •     Temperature compensation
  •     Automatic detection of the voltage
  •     Double digital LED display, numbers equal to timer setting

Electronic Protection Functions: 

  •     Short circuit protection
  •     Reverse polarity protection
  •     Reverse current protection at night
  •     Over charging, over discharging and over load protection
  •     Over load protection


Rated charge current
Rated load current20A
Work voltage12V/24V AUTO
No load losses current5mA-20mA (only when digital LEDs being lighted)
Charging circuit voltage drop≤0.26V
Load circuit voltage drop≤0.15V
Over voltage protection14.8V; x2/24V
Boost charge voltage14.6V; x2/24V
Direct charge voltage14.4V; x2/24V
Float charge voltage13.6V; x2/24V
Charge recover voltage13.2V; x2/24V
Over discharge recover voltage12.6V; x2/24V
Lower voltage indication12.0V; x2/24V
Over discharge voltage11.1V; x2/24V (no load) real-time modified voltage by the discharge rate
Temperature compensation-4.0 mV/℃ 2V (boost voltage direct charge, float charge and charge return voltage compensation)
Control methodPWM pulse-duration modulation charge mode
Working temperature: industry stage-35℃~+55℃


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