| After-sales Service: | 3years |
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| Warranty: | 3years |
| Condition: | New |
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| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Audited Supplier Introducing the Solarthon MPPT Solar Charge and Discharge Controller, a cutting-edge solution for maximizing the power output of your solar panel system. With its advanced maximum power point tracking (MPPT) technology, this controller continuously monitors the voltage of your solar panels in real time, ensuring that your battery is charged with the highest power output possible.
Unlike other controllers, the MPPT mode of this series is completely automatic, eliminating the need for user adjustment. As environmental conditions change, the controller intelligently tracks the maximum power point of your solar panels, guaranteeing optimal energy extraction from your solar array.
Developed by Guangdong Solarthon Technology Co., Ltd., a trusted name in the industry, this Solar Power System MPPT Solar Controller is designed to enhance the performance and efficiency of your solar panel system. It is available in three variants: 20A, 40A, and 60A, allowing you to choose the one that best suits your energy needs.
Invest in the Solarthon MPPT Solar Charge and Discharge Controller and experience the benefits of maximum power point tracking technology. Say goodbye to wasted energy and hello to a more efficient and sustainable solar power system.
| Model | STB1220 | STB1240 | STB1260 |
| Maximum Charging Current | 20A | 40A | 60A |
| System Voltage | 12/24V automatic identification | 12/24V automatic identification | LiFePO4 12.8V 120AH |
| MPPT Charging Voltage | <14.5/29V | <14.5/29V | 12V/24V <10mA, 48v<12mA |
| Maximum Battery Voltage | 35V | 35V | 35V |
| Overcharge protection voltage | 10.0~32.0V(lithium battery, default 14.4V) | ||
| Battery Type | gel, AGM, lead-acid, lithium (default gel battery) | ||
| Maximum PV Voltage | 100V(-20ºC), 90V(25ºC) | ||
| Maximum input power | 260W/520W | 520W/1040W | 750W/1500W |
| MPPT Tracking Range | battery voltage+1.0V)~Voc*0.9 *² | ||
| Output Current | 20A | 30A | 30A |
| Operating Mode | universal controller (default), street light mode, user manual mode | ||
| Maximum MPPT Tracking Efficiency | >99.9% | >99.9% | >99.9% |
| Maximum Charging Conversion Efficiency | 98.0% | 98.0% | 98.0% |
| Dimensions | 136.6*136.6*67.1mm | 196.5*136.6*97.1mm | 262.5*186.5*97.5mm |
| Self Power Consumption | ≤12mA | ≤12mA | ≤12mA |
| Communication | RS485(RJ11 port) | RS485(RJ11 port) | RS485(RJ11 port) |
| Operating Ambient Temperature | -20~+55ºC | -20~+55ºC | -20~+55ºC |
| Storage Temperature | -25~+55ºC | -25~+55ºC | -25~+55ºC |
| IP Rating | IP32 | IP32 | IP32 |
Product Description:
Introducing the Solar Power System MPPT Solar Controller by Guangdong Solarthon Technology Co., Ltd. This advanced controller is designed to optimize the performance of your solar power system, ensuring efficient energy conversion and reliable power supply.
With its pure sine wave output, this controller delivers a smooth and stable power flow, just like the public power grid. It is even better, with a low repair rate and a long lifespan. Plus, it is environmentally friendly, as it does not produce any harmonic pollution. Your appliances will be protected, and you can enjoy a worry-free experience.
Featuring a self-adapting frequency of 50/60Hz, this controller is compatible with various voltage outputs, including 110V, 115V, 120V, 220V, 230V, and 240V. If you have specific requirements, our engineers are available for consultation to ensure the perfect fit for your needs.
When it comes to choosing between low frequency and high frequency inverters, the low frequency option stands out. It offers superior adaptability to different environments and comes with various protections. It also provides voltage regulation, making it more reliable and efficient.
Unlike modified sine wave inverters, which can have a negative impact on appliances and cannot load inductive loads like air conditioners and refrigerators, our pure sine wave output inverter guarantees optimal performance. It is suitable for household, office, and agricultural appliances, including refrigerators, air conditioners, water pumps, and more.
For added convenience, we offer OEM orders, allowing you to customize your inverters with your company logo on nameplates and packaging.
Our dedicated sales team is ready to assist you in choosing the right inverter for your specific requirements. Simply share your demands, and we will recommend the most suitable option for you.
In case you encounter any technical problems, our 24-hour after-service consultancy is available to provide you with easy solutions and ensure your satisfaction.
While a power inverter is not absolutely required for a solar energy system, it is highly recommended if you want to use normal AC appliances. Without a power inverter, you will solely rely on battery power, which may not be sufficient for most applications.
When it comes to system voltage, the Solar Power System MPPT Solar Controller offers flexibility. It is compatible with 12, 24, and 48-volt inverters, allowing you to choose the voltage that best suits your needs. Higher voltages result in lower currents, enabling the use of smaller wires between your solar panel array and battery bank.
In the unlikely event that any product is faulty, our after-sale service is here to assist you. Simply send us a picture or video of the issue, and we will provide the necessary spare parts, such as PCB boards, free of charge.
Experience the power of solar energy with the Solar Power System MPPT Solar Controller. Order yours today and enjoy reliable, efficient, and environmentally friendly power for all your needs.
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