HQST 20 Amp MPPT Solar Charge Controller, Negative Grounded Controller, Bluetooth APP Control, LCD Display, 12V/24V DC Input Solar Panel Regulator for Gel Sealed Flooded and Lithium Battery

★★★★☆ 4.0 110 reviews

US$83.19
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US$83.19
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Free shipping Free 30-day returns

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Product details

Management number 229640441 Release Date 2026/05/31 List Price US$83.19 Model Number 229640441
Category
  • Smart App Control & LCD Display:With a built-in Bluetooth module, you can download the "ChargePro 2.0" (new version) or "PVChargePro" (old version) app for remote monitoring, which stores 300 days of historical data. The LCD screen and LED fault indicators allow you to check device operating data and modify controller parameters. Note: The Android version of the app requires location and Bluetooth to be turned on for connection.
  • High-Efficiency Charging:The HQST 12V/24V 20A solar charge controller uses advanced MPPT technology to quickly and stably track the maximum power point, with a high tracking efficiency of up to 99% and a peak conversion efficiency of 98%. This maximizes energy from solar panels to charge your system. It auto-detects 12V or 24V DC system voltages, with a maximum load output current of 20A. If the load exceeds 20A (240 watts), overvoltage protection will turn off the output.
  • Parallel Charge Function:Two HQST MPPT controllers (M2420N/M2440N/M4860N) can work together to charge the same battery pack using a parallel charge cable (not included), meeting high power charging requirements. Both controllers should be set to the same battery voltage. Our negative-grounded controller provides protection against overcharging, over-discharging, overload, overheating, short circuits, and reverse polarity, maximizing protection against system faults or installation errors.
  • Compatible with Multiple Battery Types:This 12V/24V MPPT solar charge controller works with Flooded, AGM, GEL, and Lithium batteries. The user mode enables buyers to set their charging parameters. It can also activate dormant LiFePO4 batteries that shut off due to over-discharging. Features 3-stage charging: boost, float, and equalization.
  • Higher Heat Dissipation Efficiency & Full-Load Working:The die-cast aluminum heat sink enhances heat dissipation efficiency, minimizing power loss due to heat. The internal gel filling improves PCBA cooling conduction and protects against water and other damages, extending the controller's service life. Equipped with a premium IC and superior PCBA, this controller can operate at full load even in high-temperature environments.
UPC 840315230323
ASIN B0DBHS9H4Y
Color black
Model HCC-20MPPTN
Voltage 24 Volts (DC)
Brand Name HQST
Part Number HCC-20MPPTN
Display Type LCD
Manufacturer HQST
Included Components solar charge controller

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4 out of 5
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110 ratings | 45 reviews
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