After-sales Service: | 3years |
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Warranty: | 3years |
Condition: | New |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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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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The Solarthon MPPT Solar Charge and Discharge Controller, developed by Guangdong Solarthon Technology Co., Ltd., is a cutting-edge charging method that maximizes the power output of your solar panel system. With its advanced maximum power point tracking (MPPT) feature, this controller continuously monitors the voltage of your solar panels, automatically tracking the highest voltage and current values.
By accurately tracking the maximum power point of your solar panel system, this controller ensures that your batteries are charged with the highest possible power output. This ultimately leads to maximum energy extraction from your solar array, resulting in improved overall system efficiency.
One of the standout features of this MPPT controller is its complete automation. You don't need to make any adjustments or settings, as the controller intelligently adapts to the changing environmental conditions. It constantly optimizes the charging process to ensure that your batteries are always charged with the maximum available power.
Whether you choose the 20A, 40A, or 60A model, the Solarthon MPPT Solar Charge and Discharge Controller guarantees reliable and efficient charging for your solar panel system. Take advantage of this advanced technology to maximize the energy output of your solar array.
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 high-quality inverters from Guangdong Solarthon Technology Co., Ltd. Designed to meet the reading habits of English-speaking natives, our inverters are the perfect solution for all your power needs.
Simply tell us your requirements and our sales team will recommend the most suitable inverter for you.
While a power inverter is not essential for a solar energy system, it allows you to use normal AC appliances and is highly recommended for most applications.
We offer 12, 24, and 48 volt inverters. The choice depends on the voltage of your battery bank and ensures optimal performance.
If any product is faulty, simply send us a picture or video and we will provide free spare parts for PCB board as part of our after-sale service.
For more information, please visit our website. Thank you!
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