• Pwm 30A Solar LCD Controller with Best Price Hot Selling Model DM120A System 1
  • Pwm 30A Solar LCD Controller with Best Price Hot Selling Model DM120A System 2
  • Pwm 30A Solar LCD Controller with Best Price Hot Selling Model DM120A System 3
  • Pwm 30A Solar LCD Controller with Best Price Hot Selling Model DM120A System 4
Pwm 30A Solar LCD Controller with Best Price Hot Selling Model DM120A

Pwm 30A Solar LCD Controller with Best Price Hot Selling Model DM120A

Ref Price:
get latest price
Loading Port:
China main port
Payment Terms:
TT or LC
Min Order Qty:
1 unit
Supply Capability:
10000 unit/month

Add to My Favorites

Follow us:


OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

Production Introduction

Solar controller is control device which can control solar panel and transform solar energy into electricity then store to the battery bank. Solar controller is the most important part in offgrid system, whose performance has much effect on life expectancy and operation of the whole system, especially the battery expectancy. 

Application Areas

Standalone Photovoltaic power station

Standalone Domestic household photovoltaic power system

Mobil communication base stations, expressway and other non-residential regions.

Coastal islands, remote mountainous, border posts for regions shortage of or without electricity.

Government demonstration projects, landscape lighting project etc.



Solar Controller with Best Price Hot Selling Model DM120A

Solar Controller with Best Price Hot Selling Model DM120A

Solar Controller with Best Price Hot Selling Model DM120A



Q: Can a solar controller be used with solar-powered air quality monitoring stations?
Solar-powered air quality monitoring stations can benefit greatly from the use of a solar controller. This crucial component is responsible for regulating the flow of electricity from the solar panels to the monitoring station, while also preventing the batteries from becoming overcharged. By connecting the solar panels to the station's power system, the solar controller ensures a consistent supply of clean energy to power the various components, including the sensors and data loggers. As a result, these stations can continuously and sustainably monitor air quality without relying on grid power or frequent battery replacements. For optimal performance and reliable operation, it is highly recommended to incorporate a solar controller into solar-powered air quality monitoring stations.
Q: How do I connect multiple solar controllers together?
To connect multiple solar controllers together, you will need to follow a few steps: 1. Identify the type of solar controllers you have: Before connecting them together, it's crucial to ensure that the solar controllers are compatible with each other. Check the specifications and features of each controller to verify if they can be connected in parallel or series. 2. Determine the connection method: There are two common methods for connecting multiple solar controllers - parallel and series. Parallel connection involves connecting the positive terminals of all controllers together and the negative terminals together. Series connection, on the other hand, requires connecting the positive terminal of one controller to the negative terminal of the next controller. 3. Connect the solar controllers: Once you have determined the appropriate connection method, you can start connecting the controllers. Ensure that all connections are secure and tight to avoid any loose connections or electrical faults. Use appropriate wiring and connectors depending on the size and type of the controllers. 4. Configure the controllers: After connecting the controllers physically, you may need to configure some settings for them to work together efficiently. Consult the user manuals or documentation provided with the controllers to understand how to configure them correctly. This may involve adjusting charging parameters, setting priority modes, or synchronizing the controllers. 5. Monitor and test: Once the controllers are connected and configured, it's essential to monitor their performance and test their functionality. Keep an eye on the charging and discharging patterns, battery voltage, and any error messages or alarms. Regularly check the system to ensure that all controllers are functioning correctly and charging the batteries effectively. Remember, it's important to consult a professional or refer to the manufacturer's guidance if you are unsure about any aspect of connecting solar controllers together. Safety should always be a priority when dealing with electrical connections, especially when it comes to solar power systems.
Q: How do you properly maintain a solar controller?
Proper maintenance of a solar controller involves a few key steps. Firstly, it is important to regularly inspect the controller for any signs of damage or corrosion. Cleaning the controller's surface with a damp cloth can help remove dirt and debris. Additionally, ensure that the controller's connections are secure and free from any loose or frayed wires. Regularly checking and cleaning the solar panels is also crucial to maintain optimum performance. Finally, it is advisable to refer to the manufacturer's guidelines and recommendations for specific maintenance tasks and intervals.
Q: Can a solar controller be used with a solar inverter?
Yes, a solar controller can be used with a solar inverter. The solar controller regulates the charging of the batteries connected to the solar system, while the solar inverter converts the DC power from the batteries or solar panels into AC power to be used by household appliances. Both devices work together to optimize the efficiency and functionality of a solar power system.
Q: Can a solar controller be used with a solar-powered commercial building?
Yes, a solar controller can be used with a solar-powered commercial building. A solar controller helps regulate and optimize the charging and discharging of batteries in a solar power system. It ensures that the energy generated by the solar panels is efficiently stored and managed, allowing for reliable and consistent power supply to the building.
Q: Can a solar controller be used with a solar-powered air conditioning system?
Yes, a solar controller can be used with a solar-powered air conditioning system. The solar controller helps regulate and optimize the flow of electricity between the solar panels and the air conditioning unit, ensuring efficient operation and maximizing the utilization of solar energy.
Q: Can a solar controller be used in a mobile solar power system, such as an RV or boat?
Certainly, a solar controller can be utilized in a mobile solar power system such as an RV or boat. In fact, it is highly advisable to incorporate a solar controller in such systems to guarantee the effective and secure charging of the batteries. A solar controller, alternatively referred to as a charge controller, is engineered to regulate the transmission of solar energy from the solar panels to the batteries. Its primary objective is to prevent battery overcharging and over-discharging, as these can result in damage and reduce their lifespan. In a mobile solar power system like an RV or boat, where the solar panels are exposed to varying sunlight conditions and the batteries are consistently being charged and used, the significance of a solar controller becomes even more pronounced. It aids in optimizing the charging process by adjusting the voltage and current to align with the battery's requirements, thus maximizing the charging efficiency. Moreover, a solar controller of good quality will also incorporate additional features like temperature compensation and load control. Temperature compensation guarantees that the charging parameters are adjusted based on the surrounding temperature, thereby preventing any potential harm to the batteries. Load control enables the connection of supplementary loads to the system, such as lights or appliances, and ensures that they are directly powered by the solar panels without depleting the batteries. To summarize, a solar controller is an indispensable component in a mobile solar power system like an RV or boat. It plays a vital role in regulating the charging process, safeguarding the batteries, and optimizing the utilization of solar energy.
Q: Solar controller use
The role of the controller is used to protect the battery from overdischarge. Cloudy charge current is small when there is no boost function
Q: Can a solar controller be used in a solar-powered lunar base?
Yes, a solar controller can be used in a solar-powered lunar base. Solar controllers are essential components in solar power systems as they regulate the flow of electricity from the solar panels to the batteries, ensuring proper charging and preventing overcharging. In a lunar base, where solar power would be the primary source of energy, a solar controller would be necessary to efficiently manage the power generated by the solar panels and ensure the batteries are charged optimally.
Q: How does a solar controller handle temperature compensation for battery charging?
A solar controller handles temperature compensation for battery charging by monitoring the temperature of the battery and adjusting the charging voltage accordingly. As the temperature increases, the controller reduces the charging voltage to prevent overcharging and damage to the battery. Conversely, as the temperature decreases, the controller increases the charging voltage to compensate for the reduced battery capacity in colder conditions. This temperature compensation feature ensures optimal charging performance and extends the lifespan of the battery.

Send your message to us

This is not what you are looking for? Post Buying Request

Similar products

Hot products


Hot Searches

Related keywords