20 Amp 12V/24V PWM Common Positive Solar Charge Controller with LCD Display and 5V 1A USB Port

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This HQST 20A PWM solar charge controller completely protects your entire PV system. It knows all the phases of charging, and adjusts itself accordingly between regular morning charging, to Boost when necessary, then to Float. The digital LCD display allows you to monitor the operating data in real-time. Its lighting control system allows you to preset the lights on and off. An ideal gadget for connecting your solar panel and battery.

Key Features

It can automatically detect 12V or 24V PV systems. Works with Gel, Sealed, and Flooded lead-acid batteries. The optimized 3-stage battery charging system helps to regulate the flow of electricity, thereby prolonging your battery's lifespan.

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【Easy to Install】 This PWM solar charge controller is designed with corresponding icons on each connector, which will help you get quick installs. You should first connect the battery, then the solar panel, and finally your light bulb, or mobile device via the USB-A port.

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【Safe to Use】 Your valuable PV system needs a little charge controller to provide full protection throughout the day. It provides reverse polarity protection and block reverse current at night for your solar panel and battery. It also offers short circuit, overcharge, over discharge, and overload protection.

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【Accurate LCD Display】 The large digital LCD display clearly indicates the working condition and accurate operating data. It helps you monitor your PV system in real-time.

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【Multiple Applications】 Connect it with your solar panel system and battery to work on an RV, cabin, chicken coop, workshop, garage, or harbor freight to provide lighting. It can also be used to power your home's outdoor security camera system via its USB-A port.

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20 Amp 12V/24V PWM Common Positive Solar Charge Controller

Package Includes

One (1) 20A PWM Postive Charge Controller

20A PWM Charge Controller

  • nominal voltage: 12/24V Auto Recognition

  • Rated Working Current: 20A

  • Solar Input Voltage: <55V

  • OverVoltage Protection: 17V; ×2/24V

  • Float Charging Voltage (adjustable): 13.8V; ×2/24V

  • Charging Recovery Voltage: 13.2V; ×2/24V

  • Max. Voltage At The Battery End: <35V

  • No Load Loss: <10mA /12V; <12mA/24V

  • Temperature Compensation: -3mV/°C /2V

  • Dimensions: 5.1 x 3.0 x 1.5 inches

  • Weight: 0.35 lbs.

  • Battery Type: Sealed (AGM), Gel and Flooded


Warranty Information

  • 1-year material and workmanship warranty