| After-sales Service: | 3years |
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| Warranty: | 3years |
| Condition: | New |
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Shipping Cost:
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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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Suppliers with verified business licenses
Audited Supplier Introducing the Solarthon MPPT Solar Charge Controller, the perfect solution for maximizing the power output of your solar energy system. With its advanced maximum power point tracking (MPPT) technology, this controller continuously monitors the voltage of your solar panel and automatically adjusts the charging process to ensure you get the most energy from your solar array.
Unlike other controllers, the Solarthon MPPT Solar Charge Controller does all the work for you. It tracks the highest voltage and current values in real time, allowing your system to charge the battery with maximum power output. No user adjustment is required, making it incredibly easy to use.
As environmental conditions change, the maximum power point of your solar panel also varies. But with the Solarthon MPPT Solar Charge Controller, you don't have to worry. It automatically tracks the maximum power point of your panel, guaranteeing maximum energy extraction from your solar array.
Experience the efficiency and convenience of the Solarthon MPPT Solar Charge Controller. Get yours today and start enjoying the benefits of a fully optimized solar energy 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 |
Introducing our MPPT Solar Charge Controller, the perfect solution for your solar energy system. With advanced technology and reliable performance, this controller ensures efficient charging and optimal power utilization.
Key Features:
Whether you have a small RV, cabin, or a larger residential or commercial setup, our MPPT Solar Charge Controller is the ideal choice. It ensures a stable and reliable power supply, allowing you to use your normal AC appliances without any hassle.
With different voltage options available (12V, 24V, and 48V), you can easily match the controller with your battery bank and solar panel array. This ensures optimal performance and reduces the need for larger wires.
In case of any technical issues, our dedicated after-service consultancy is available 24/7 to assist you. Simply send us the picture or video of the faulty product, and we will provide the necessary spare parts free of charge.
Trust in the quality and reliability of our MPPT Solar Charge Controller. Choose Solarthon Technology for all your solar energy needs. Contact us now for more information!
Suppliers with verified business licenses
Audited Supplier 
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