| 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 Unlike other controllers, the Solarthon MPPT Solar ChargeAnd Discharge Controller is completely automatic, eliminating the need for user adjustment. It continuously monitors the power generation voltage of your solar panel in real time and automatically tracks the maximum power point, guaranteeing optimal charging of your battery with maximum power output.
Designed by Guangdong Solarthon Technology Co., Ltd., a leading name in the solar power industry, this controller is a key component of their Solar Power System. It is compatible with various solar panel sizes and can handle different current capacities, with options available in 20A, 40A, and 60A.
Invest in the Solarthon MPPT Solar ChargeAnd Discharge Controller and experience the benefits of efficient solar power utilization. Say goodbye to wasted energy and hello to a greener, more sustainable future!
| 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 |
Introducing the Solar Power System MPPT Solar Controller from Guangdong Solarthon Technology Co., Ltd. This advanced solar controller is designed to optimize the performance of your solar power system, ensuring maximum efficiency and reliability.
With its MPPT (Maximum Power Point Tracking) technology, this controller can intelligently track and adjust the solar panel's output to extract the maximum power available, even in challenging weather conditions. This means you can generate more electricity and make the most of your solar panels.
Featuring a 20A or 10A solar controller, this system is suitable for a wide range of applications, from small residential setups to larger commercial installations. It is compatible with various solar panel configurations and can handle different voltage inputs.
One of the key benefits of this solar controller is its ability to efficiently charge your batteries. It ensures that the batteries are charged at the optimal voltage and current levels, extending their lifespan and maximizing their capacity.
With its user-friendly design, this solar controller is easy to install and operate. It comes with a comprehensive PWM Solar Charge Controller Manual that provides step-by-step instructions for setup and configuration.
Whether you are looking to power your home, office, or agricultural appliances, this solar controller is up to the task. It can handle inductive loads such as refrigerators, air conditioners, and water pumps, making it a versatile solution for all your power needs.
At Guangdong Solarthon Technology Co., Ltd., we prioritize customer satisfaction. That's why we offer 24-hour after-service consultancy to help you solve any technical problems you may encounter. Our dedicated team is here to assist you and ensure a smooth and hassle-free experience.
Rest assured, our products are of the highest quality. In the unlikely event that any product is faulty, simply send us a picture or video, and we will study it and provide the necessary spare parts free of charge for after-sale service.
Experience the benefits of renewable energy with the Solar Power System MPPT Solar Controller. Say goodbye to high electricity bills and embrace a greener, more sustainable future. Order yours today!
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Audited Supplier 
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