Solar Charge Controller PWM EPever 10A/20A/30A/45A/60A VS-AU Series Backlight LCD Dual USB PV Charger Regulator for Solar Home

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EPever PWM 10A/20A/30A/45A/60A Solar Charge Controller VS-AU Series Backlight LCD Dual USB PV Charger Regulator for Solar Home

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The VS-AU controller is a common positive PWM charge controller with built in LCD display and USB port.The multiple load control modes enable it can be widely used on solar home system, traffic signal, solar street light, solar garden lamp, etc. 


  •  Adopt high quality components of ST,IR and Infineon, make sure product using lifespan

  • Terminals have UL and VDE certification, the product is more safer and more reliable

  • Controller can work continuously at full load within the environment temperature range from -25°C to 55 °C          

  • 3-Stage intelligent PWM charging:Bulk, Boost/Equalize, Float

  • Support 3 charging options: Sealed, Gel, and Flooded

  • LCD display design, dynamically displaying device’s operating data and working   condition

  • Double USB design, the power supply charge for electronic equipment

  • With humanized button settings, operation will be more comfortable and convenient

  • Multiple load control modes

  • Energy statistics function

  • Battery temperature compensation function

  • Extensive Electronic protection






Parameter table


Item VS1024AU VS2024AU VS3024AU VS4524AU VS6024AU
Nominal system voltage 12/24VDC Auto
Battery input voltage range 9V~32V
Rated charge/discharge current 10A 20A 30A 45A 60A
Max. PV open circuit voltage 50V
Battery type Sealed(Default) / Gel / Flooded
Equalize Charging Voltage Sealed:14.6V/ Gel: No/ Flooded:14.8V
Boost Charging Voltage Sealed:14.4V/ Gel:14.2V/ Flooded:14.6V
Float Charging Voltage Sealed/Gel/Flooded:13.8V
Low Voltage Reconnect Voltage Sealed/Gel/Flooded:12.6V
Low Voltage Disconnect Voltage Sealed/Gel/Flooded:11.1V
Self-consumption ≤9.2mA/12V;≤11.7mA/24V
Temperature compensation coefficient -3mV/°C/2V(25°C)
Charge circuit voltage drop ≤0.29V
Discharge circuit voltage drop ≤0.16V
LCD temperature range -20°C~+70°C
Working environment temperature -25°C~+55°C(Product can work continuously at full load)
Relative humidity ≤95%, N.C.
Enclosure IP30
Grounding Common Positive
USB output 5VDC/2.4A(Total)
Overall dimension 142x85x41.5mm 160x94.9x49.3mm 181x100.9x59.8mm 194x118.4x63.8mm 214x128.7x72.2mm
Mounting dimension 130x60mm 148x70mm 172x80mm 185x90mm 205x100mm
Mounting hole size Φ4.5mm Φ5mm
Terminals 4mm 2 /12AWG 10mm 2 /8AWG 16mm 2 /6AWG 16mm 2 /6AWG 25mm 2 /4AWG
Net weight 0.22kg 0.35kg 0.55kg 0.76kg 1.02kg
Above the parameters are in 12V system at 25 °C, twice in 24Vsystem

Item Pictures