Dependable and Durable Off Grid Solar Power Systems for Every Climate

Dependable and Durable Off Grid Solar Power Systems for Every Climate

Off Grid solar power systems are highly customizable and can be tailored to meet your specific energy needs. Whether you need to power a small cabin or a large home, Off Grid solar power systems can provide a reliable and sustainable source of energy. You can even add additional components, such as wind turbines or backup generators, to ensure that you always have power when you need it.
Get A Quote

Compared with traditional batteries, lithium batteries have higher energy density. This means they can store more energy in a smaller size and weight, allowing electronics to last longer. We manufacture high-quality lithium-ion batteries that offer excellent performance in many applications.

Lithium batteries are less prone to the memory effect than conventional batteries, so they can be charged and discharged many times without loss of performance. In addition, lithium batteries also have good durability and can withstand the test of repeated use and extreme environments.

Lithium batteries do not contain harmful substances such as lead and mercury. Lithium-ion batteries produce less pollution during production and handling than conventional batteries. Lithium batteries can also be recycled and reused, helping to reduce the amount of e-waste and promoting sustainable development.

Lithium batteries are highly safe. We have adopted a variety of safety measures, such as temperature control, battery management system and protection circuit, etc., to prevent the battery from overheating or short circuit. In addition, lithium batteries are less prone to leaking or exploding, making them safer for use in electronics and cars, among other things.

about us

We Have The Best Solutions for Your Business

Dongguan Fengsong Electronics Co., Ltd. is a research and development, production, sales and service of lithium Battery Company.

Dongguan Fengsong Electronics Co., Ltd. has passed ISO9001, CE, TUV, UL, UN38.3 and other certifications. We treat each order with the tenet of quality first and customer first, treat each batch of products with the attitude of being serious and responsible and improving on perfection, and accumulate the corporate culture with the principle of being rigorous and realistic. Quality is the foundation of survival, innovation is the source of development, and customer satisfaction is our eternal pursuit.

In the future, we will be more active in meeting the challenges of the market, and strive to provide customers with competitive solar energy storage batteries and lithium battery solutions. Let the new energy really into the thousands of households, for the earth's low carbon environmental protection to do their own contribution.

Learn More

Maintaining Your Off Grid Solar Power System

Proper maintenance is crucial for the longevity and efficiency of an off-grid solar power system. It's essential to keep the solar panels clean, check the battery's water levels regularly, and ensure that the charge controller and inverter are functioning correctly. Regular maintenance can prevent system failures and prolong the lifespan of the system.

Off Grid Solar Power System vs. Grid-Tied Systems

Off-grid solar power systems differ from grid-tied systems in that they are not connected to the power grid. Grid-tied systems are more common in urban areas where reliable electricity supply is readily available. However, off-grid solar power systems are an excellent option for remote areas where grid-tied systems are not feasible.

Components of an Off Grid Solar Power System

Off-grid solar power systems consist of four primary components: solar panels, batteries, charge controllers, and inverters. Solar panels absorb sunlight and convert it into DC electricity, which is stored in batteries. The charge controller regulates the battery's charging and discharging, ensuring optimal battery health and longevity. The inverter converts the DC electricity into AC electricity, which is used to power household appliances.

The Cost of Installing an Off Grid Solar Power System

The cost of installing an off-grid solar power system varies depending on the size and complexity of the system. Customized off-grid solar systems are more expensive than standard grid-tied systems due to the need for additional components such as batteries and charge controllers. However, off-grid solar power systems offer long-term savings in energy costs and are a worthwhile investment for those living in remote areas with unreliable electricity supply.

User Reviews

What users say about FUNSONG

I am very satisfied with the products of this lithium battery factory. Their batteries are stable and reliable in quality and durable in capacity, which fully meet our needs. In the process of cooperating with them, their after-sales service is also very timely, able to respond to our needs in a timely manner, and actively solve problems.


I once bought a batch of batteries from this lithium battery factory, but found that the battery capacity decays quickly during use, and the performance is not as expected. Although the customer service staff were very nice, they did not solve our problem. So for this manufacturer, I am not very satisfied.


Our company has been cooperating with this lithium battery factory, their product quality is stable and reliable, and the delivery time is timely. In the long-term cooperation, we have also established a good cooperative relationship. They can provide customized services according to our needs, which makes us very satisfied.


The battery performance of this lithium battery factory is very stable, but the price is slightly higher than other manufacturers. However, considering the product quality and after-sales service are excellent, we are willing to pay for this quality. At the same time, this manufacturer also attaches great importance to environmental protection. Their production process can effectively reduce environmental pollution, which makes us more willing to cooperate with them.

Frequently Asked Question

Do you have any question?

Off-grid solar power systems offer several advantages. They provide energy independence, reduce reliance on fossil fuels, and offer a clean and renewable source of electricity. They are also reliable, especially in remote areas or during grid outages.

The capacity of an off-grid solar power system can be customized based on energy requirements. While it can meet most electricity needs, it's essential to consider factors such as energy consumption, system capacity, and available sunlight to ensure sufficient power supply.

Off-grid solar power systems can be a cost-effective solution in the long run. Although the initial investment may be higher, they eliminate or significantly reduce monthly electricity bills and provide a return on investment over time.

Off-grid solar power systems are designed to operate independently of the grid. However, hybrid systems are available that allow integration with the grid, enabling homeowners to switch between solar power and grid power based on their energy needs and availability.

Get In Touch

Don't hesitate to contact with us

Sending your message. Please wait...