Optimized Title: HQST MPPT Solar Charge Controller 20A Negative Grounded with Bluetooth LCD Display for 12V/24V Solar Panels

Unleash your energy independence by installing a solar system using our high-quality and cost-efficient solar-powered products, including solar panels, charge controllers, batteries, inverters, and other required mounting accessories. We prioritize product quality and service over everything else, providing a quick response whenever you encounter any issues during usage, to help you easily DIY your solar system.

Our HQST solar system offers a range of options to meet your power needs, from 12V/24V setup to LiFePO4 battery solutions. Rated for solar charge currents up to 100A and maximum solar input power of 3200W, these systems are designed to deliver reliable and efficient performance.

The HQST MPPT solar charge controllers feature advanced tracking technology, ensuring fast and stable maximum power point tracking with up to 99% efficiency and 98% peak conversion. These controllers auto-detect 12V or 24V system voltages and can handle up to 20A DC load without triggering the overvoltage protection.

For higher power requirements, two HQST MPPT controllers of the same series can be connected in parallel using a parallel charge cable, allowing you to easily scale your system. The controllers offer comprehensive protection, including overcharging, over-discharging, overload, overheat, and short-circuit safeguards.

Monitor and control your solar system with ease using the built-in LCD display and Bluetooth connectivity. The "ChargePro 2.0" or "PVChargePro" app (Android users need to enable location services) allows you to remotely access device data, modify parameters, and view 300 days of historical performance.

Designed for durability, the HQST controllers feature a die-cast aluminum heat sink for enhanced heat dissipation, and the internal components are protected by a gel coating to prevent water and other environmental damage, extending the controller's service life.

These MPPT controllers are compatible with a variety of battery types, including Flooded, AGM, Gel, and Lithium, and offer 3-stage charging (boost, float, and equalization) to ensure optimal battery health and longevity.

We stand behind our products with a 1-year warranty and lifetime technical support. If you encounter any issues, such as error messages, short circuits, or other problems, our comprehensive troubleshooting guide and responsive customer service are here to help you resolve them quickly and effectively.

Unlock the power of the sun with our HQST solar solutions and enjoy the benefits of energy independence, reliable performance, and hassle-free maintenance. Start your solar journey today and experience the difference our high-quality products and dedicated support can make.

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