Empowering Homes with Solar
China Solar Charger Power Generator Factory
DongGuan NexGrid Power Storage Co.,Ltd. has been focusing on the R&D and production of distributed energy storage products and microgrid technology. We provide customers with one-stop service, from brand design to appearance design, from product packaging to cargo transportation, from outdoor energy storage to residential/commercial photovoltaic energy storage systems and portable energy storage,DC energy storage solutions. NexGrid have promoted ourselves as one of the major manufacturers in the energy storage,solar generator industry, also is portable power station suppliers.
Our diverse product lineup covers portable power stations from 300W to high-capacity 5000W solar generators, designed for outdoor camping, home backup, and industrial waterproof applications. All products are powered by premium LiFePO4 batteries and can be fully customized with your brand and packaging (OEM/ODM). To ensure the highest level of quality control from raw materials to final packaging, our 15,000㎡ industrial park is equipped with UL and CE standard testing laboratories, 8 SMT workshops, dedicated battery capacity division lines, 48 computer-controlled aging test systems, and 6 automated assembly lines.

SALES&LOGISTICS ( 80+ )
Most of our workers have been with the company for more than ten years, and three groups of engineers rotate regularly between the company and the factory to lead the work.

R&D DEPT. ( 40+ )
NexGrid has established a R&D team in Shenzhen, which consists of engineers with rich experience in software and hardware development and structural process design.

SKILLED WORKER ( 400+ )
Most of our workers have been with the company for more than ten years, and multiple groups of engineers regularly rotate leadership between the company and the factory.

Factory area ( 15 000 m2 )
In Dongguan City, Guangdong Province, we have a 15,000㎡ industrial park.
WHY SELL WITH US? THE BEST LIFEPO4 BATTERY MANUFACTURER
Premium Products
Thanks to technological advantages, our Solar Lithium Battery come with plenty of premium features. Those cool and powerful features make our products competitive power options, which will lead your business to a greater success.
Save Costs
Relying on our strong supply chain, we can save 20% for our customers.
QUALITY ASSURANCE
All the products have passed strict quality inspection, to ensure that sent to your hands are fine.
PROFESSIONAL CUSTOMER SERVICE
Provide professional customer service support to answer any purchase and product questions.
FAST SHIPPING
For in-stock orders, we ship within 3 days of order confirmation, so you don’t have to wait.
Frequently asked questions.
We are a high-tech enterprise that integrates the R&D, manufacturing, and sales of solar energy storage systems – specifically, lithium batteries for residential and portable outdoor use. We are committed to providing clean, reliable, and efficient energy storage solutions for global household, commercial, and industrial users, promoting the widespread application of green energy.
Our core strengths can be summarized in three points:
• In-house R&D: We possess an independent BMS (Battery Management System) R&D team and a cell selection and testing laboratory, ensuring our products lead the industry in safety, cycle life, and energy efficiency.
• Stringent Quality Control: All our products utilize automotive-grade power cells and have passed multiple international certifications such as UL, CE, and IEC. We implement comprehensive quality monitoring from raw materials to finished products.
• In-depth Customization: We understand the unique needs of different projects and can provide OEM/ODM clients with in-depth customization services, ranging from cell formulation and structural design to BMS software functions.
We primarily use Lithium Iron Phosphate (LiFePO4) cells. This is because LiFePO4 batteries offer exceptional safety, ultra-long cycle life , and excellent thermal stability, perfectly meeting the requirements for long-term, safe, and stable operation in solar energy storage systems.
Our intelligent BMS is the core of our technology. It not only includes basic protection functions against overcharge, over-discharge, overcurrent, short circuit, and temperature extremes but also integrates:
• Smart Balancing Technology: Maximizes the overall lifespan of the battery pack.
• High-Precision SOC/SOH Algorithms: Provides more accurate State of Charge and State of Health readings.
• Remote Monitoring Function (Optional): Supports real-time monitoring of battery status and fault diagnosis via APP or cloud platform.
Safety is our top priority. Our products have passed numerous international authoritative certifications, including but not limited to UL 1973, UN38.8, IEC 62619, CE, FCC, RoHS, MSDS, etc. All certification documents can be provided to partners to ensure smooth market access in your region.
Absolutely! Customization services are a core part of our business. We can customize according to your needs in the following aspects:
• Voltage & Capacity: Customize specific voltage platforms and energy capacity (kWh).
• Appearance & Structure: Design enclosures and mounting structures that match your product style.
• Brand Labeling (OEM): Provide complete OEM branding services.
We assign a dedicated account manager and technical support engineer to every potential client. Please submit your specific requirements (e.g., voltage, capacity, quantity, certification needs) via the contact form on our website, and we will provide you with a detailed quotation within 4 hours.
We are fully confident in the quality of our products. We provide a 5-year warranty on all products and commit to a minimum of 80% capacity retention rate throughout the warranty period. Please refer to our warranty certificate for specific terms and conditions.
To cater to the diverse needs of our customers, we offer flexible options. For standard products, our MOQ is typically 100 units. For custom projects, the MOQ is negotiable based on the degree of customization. We also welcome small trial orders to build mutual trust.
For standard products, shipment is typically arranged within 15-30 days after receiving the deposit. The lead time for custom projects will be confirmed based on specific requirements and order volume. We maintain clear communication throughout the process to ensure transparent delivery timelines.
LET NexGrid BOOST YOUR BUSINESS TODAY!
NexGrid provides portable power station, home battery backup ODM&OEM one-stop solution for global customers, which saves 20% cost per year and provides strong backup factory resources for customers.
Get Your Custom Quote in 12 Hours
Have specific requirements? Our technical sales team is ready to provide a detailed proposal and expert consultation. Contact us today to start the conversation.






