MPPT Solar Charge Controller
MPPT solar charge controllers offer significant advantages over PWM controllers, including higher efficiency, better energy harvest, adaptability to higher voltage panels, improved performance in varying conditions, reduced power loss, greater compatibility with larger systems, and long-term cost savings. These benefits make MPPT controllers a superior choice for optimizing solar power systems.
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Higher Efficiency: MPPT (Maximum Power Point Tracking) controllers are more efficient than PWM (Pulse Width Modulation) controllers. MPPT controllers can convert excess voltage into additional amperage, resulting in up to 30% more power generation from the same solar panels.
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Better Energy Harvest: MPPT controllers adjust the electrical operating point of the modules, ensuring they always operate at their optimal power point. This results in a 5-30% increase in energy harvest compared to PWM controllers.
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Adaptability to Higher Voltage Panels: MPPT controllers can handle higher input voltages than the battery bank, making them compatible with a wider range of solar panels. This flexibility allows you to use higher voltage panels, which can be beneficial in various installation scenarios .
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Improved Performance in Varying Conditions: MPPT controllers perform better in different weather conditions, particularly in low-light situations such as cloudy or winter days. They can adjust to the changing conditions and maintain optimal performance, providing up to 15% more power in winter and 30% more in summer compared to PWM controllers [6].
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Reduced Power Loss: Because MPPT controllers can optimize the energy conversion from the solar panels, they reduce the power loss typically seen in PWM controllers. This efficiency translates to better battery charging and longer battery life.
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Long-term Cost Savings: Although MPPT controllers are generally more expensive upfront compared to PWM controllers, their increased efficiency and better energy harvest can lead to long-term cost savings. Users can expect lower energy costs and reduced need for additional panels to meet energy needs.
Product Characteristics
Model No. | MPPT-15A | |
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Electrical Data | ||
Max. Solar Input Power |
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Nominal System (Battery) Voltage |
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Maximum Battery Charge Current |
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Self-Consumption |
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General Data | ||
Dimensions (H/W/D) |
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Weight |
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Terminals (Wire Size) |
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Charging Algorithm | 2 Stage | |
Charging Stages | Absorption, Float | |
Protection Class | IP 22, IP 43 | |
Operating Temperature Range | -30 ~ +60 °C | |
Humidity | 0 - 95 % | |
Language | English, Chinese | |
Protection Features | ||
Protection Features | Short Circuit Protection, PV Reverse Polarity Protection, Battery Reverse Polarity Protection, Over Temperature Protection |