This review delves into the Sunchonglic 100A MPPT Hybrid Solar Charge Controller, a cost-effective solution for integrating solar power into various applications. Manufactured in China, this controller is particularly well-suited for converting standard UPS systems into solar-powered alternatives, a significant advantage in regions like Pakistan where renewable energy solutions are in high demand. A key selling point is its automatic detection of 12V and 24V battery systems, simplifying installation and reducing the complexity often associated with solar charging systems.The Sunchonglic 100A boasts a robust design featuring high-quality components, including efficient heat sinks and a conformal coating for enhanced durability. Its MPPT technology ensures maximum energy harvesting from solar panels, optimizing charging efficiency. This review examines the controller's performance through rigorous testing, analyzing its capabilities with different battery and solar panel configurations, and evaluating its user-friendly interface and overall functionality. We will explore its strengths and limitations to provide a comprehensive assessment of its suitability for diverse solar power needs.
Pros And Cons
- Automatically detects 12V or 24V batteries.
- Hybrid option for converting normal UPS into solar UPS.
- Good heat sinks.
- Uses MOSFETs and IGBTs.
- Well-designed triode coil (double triode coil).
- High-quality capacitors (6800 uF and 820 uF).
- 200-volt relay.
- Fresh and new condition; conformal coating on board and coil.
- Excellent overall performance.
- Fan linked to temperature (starts above 40°C).
- Error of 'over PV' with three solar plates in series; only two can be used in series.
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Overview of the Sunchonglic 100A MPPT Hybrid Solar Charge Controller
This review focuses on the Sunchonglic 100A MPPT Hybrid Solar Charge Controller, a China-made device designed for versatile solar power applications. It's particularly attractive for converting standard UPS systems into solar-powered UPS units. The controller boasts a key feature: automatic detection of 12V or 24V battery configurations, simplifying installation and operation.
The device incorporates a hybrid system, enabling seamless integration with various inverters. Its MPPT (Maximum Power Point Tracking) technology ensures optimal energy harvesting from solar panels, maximizing efficiency. This controller is marketed towards users in Pakistan, where it aims to meet a specific demand for renewable energy solutions.
Internal Components and Design
The controller features a user-friendly interface with three buttons for easy parameter adjustments. Externally, a cooling fan aids in heat dissipation, while the main output connects directly to your UPS. The internal components are impressive, utilizing high-quality heat sinks for MOSFETs and IGBTs, ensuring reliable performance under stress.

The PCB boasts a robust design with a conformal coating to enhance protection and durability. The use of multiple high-capacity capacitors (6800uF and 820uF) suggests a system capable of handling significant current fluctuations. A high-voltage relay (200V) facilitates the switching and control of the main power supply, adding to the device's safety features.

Performance Testing and Results
Testing was conducted with both 12V and 24V battery systems, along with different solar panel configurations. With a 24V lithium battery and a PV input of approximately 90V, the controller delivered around 10A to the battery, indicating efficient charging. The test with a 12V battery showed a similar pattern.

While testing with three solar panels in series initially resulted in an 'over PV' error, the controller functioned correctly with only two panels. This indicates the controller has limitations on the maximum input voltage. The fan remained inactive during testing, suggesting effective heat management.

Purchasing Information and Conclusion
The Sunchonglic 100A MPPT Hybrid Solar Charge Controller is available through the SDPC website. The listed price is subject to change based on currency fluctuations. The website offers detailed specifications, installation instructions, and a straightforward ordering process.

Overall, the controller performs well, efficiently managing both 12V and 24V battery systems. While limited to two solar panels in series, its hybrid capabilities, robust build quality, and automatic voltage detection make it a compelling option for those seeking a reliable and versatile solar charging solution. The MPPT technology significantly boosts performance.
