Best 10 UPS battery Factory in China 2025

Introduction to UPS Battery

Uninterruptible Power Supply (UPS) batteries are essential components in modern power management systems. They serve as a reliable backup power source, ensuring continuous electricity supply during power outages, voltage fluctuations, or other electrical disturbances. UPS batteries are widely used in various fields, including data centers, telecommunications, industrial facilities, medical equipment, and residential applications.

The main function of a UPS battery is to store electrical energy and release it when the primary power source fails. This provides a seamless transition to backup power, preventing data loss, equipment damage, and disruption of critical operations. UPS batteries come in different types, such as lead - acid batteries (including valve - regulated lead - acid - VRLA, and flooded lead - acid), lithium - ion batteries, and nickel - cadmium batteries, each with its own characteristics in terms of energy density, lifespan, cost, and maintenance requirements.

In China, the UPS battery manufacturing industry has witnessed significant growth in recent years, with many factories producing high - quality products that meet international standards. Here are the top 10 UPS battery factories in China in 2025:

1. Shenzhen Sunnew Energy Co., Ltd.

Shenzhen Sunnew Energy Co., Ltd. is a leading player in the UPS battery market. The company is committed to the research, development, production, and sales of high - performance battery products. With a strong focus on innovation, Sunnew Energy has developed advanced battery technologies that offer high energy density, long service life, and excellent safety performance.

The company's production facilities are equipped with state - of - the - art manufacturing equipment and strict quality control systems. This ensures that each battery produced meets the highest quality standards. Sunnew Energy offers a wide range of UPS battery products, including VRLA batteries and lithium - ion batteries, which are suitable for different application scenarios.

Features in UPS Battery:

High Energy Density: The lithium - ion UPS batteries produced by Sunnew Energy have a high energy density, which means they can store more energy in a smaller space. This is particularly beneficial for applications where space is limited, such as in small data centers or telecommunications cabinets.
Long Lifespan: Their VRLA batteries are designed with advanced electrode materials and manufacturing processes, resulting in a long service life. This reduces the frequency of battery replacement and lowers the overall cost of ownership.
Fast Charging: The lithium - ion batteries support fast - charging technology, which can quickly replenish the battery's energy after a power outage. This ensures that the UPS system can be ready for the next power interruption in a short time.

Advantages:

Technical Innovation: The company invests heavily in research and development, constantly introducing new battery technologies and improving product performance.
Customization Capability: Sunnew Energy can customize UPS battery solutions according to the specific needs of customers, providing personalized products and services.
Global Market Reach: With a well - established sales and distribution network, the company's products are sold in many countries and regions around the world, enjoying a high reputation in the international market.

Website: https://www.sunnewbattery.com/

2. Contemporary Amperex Technology Co., Limited (CATL)

CATL is a globally renowned battery manufacturer, and its influence in the UPS battery field is also growing. The company is at the forefront of lithium - ion battery technology, with a large - scale R & D team and advanced production facilities.

In terms of UPS battery production, CATL focuses on developing high - performance lithium - ion battery solutions. Their products are designed to meet the strict requirements of various industries, especially those with high - reliability power needs.

Features in UPS Battery:

Advanced Battery Chemistry: CATL uses cutting - edge lithium - ion battery chemistries, such as NMC (Nickel - Manganese - Cobalt) and LFP (Lithium Iron Phosphate). These chemistries offer high energy efficiency, excellent thermal stability, and long cycle life.
Intelligent Battery Management System (BMS): Each UPS battery from CATL is equipped with an intelligent BMS. This system can monitor the battery's state of charge, state of health, and temperature in real - time, and perform necessary protection and control functions to ensure the safe and stable operation of the battery.
High - Power Output: The batteries can provide high - power output, which is crucial for applications that require a sudden surge in power, such as in some industrial automation systems.

Advantages:

Large - Scale Production Capacity: CATL has massive production facilities, which can ensure a stable supply of UPS batteries to meet the large - scale market demand.
Strong R & D Capability: The company invests a significant amount of resources in R & D, continuously exploring new battery technologies and improving product performance. This allows them to stay ahead of the competition in the rapidly evolving battery market.
Strict Quality Control: CATL adheres to strict quality control standards throughout the production process. From raw material procurement to final product testing, every step is carefully monitored to ensure the high quality of the products.

3. BYD Company Limited

BYD is a well - known Chinese company with a diverse business portfolio, including battery manufacturing. In the UPS battery market, BYD offers a comprehensive range of products, from lead - acid to lithium - ion batteries.

BYD has a long - standing reputation for its reliable battery technology. The company has extensive experience in battery production, which is reflected in the high quality and performance of its UPS batteries.

Features in UPS Battery:

Integrated Solutions: BYD can provide integrated UPS battery solutions, including the battery itself, the charging system, and the control unit. This one - stop - shop approach simplifies the procurement process for customers and ensures the compatibility and reliability of the entire system.
Environmental Sustainability: The company is committed to environmental protection. Their lithium - ion UPS batteries are more environmentally friendly compared to traditional lead - acid batteries, with lower carbon emissions during production and use.
High - Temperature Resistance: BYD's batteries are designed to operate in high - temperature environments. This makes them suitable for applications in tropical regions or industrial settings where high temperatures are common.

Advantages:

Vertical Integration: BYD has a high degree of vertical integration in its battery production. It controls the entire supply chain, from raw material mining to battery manufacturing. This allows the company to have better cost control and quality management.
Brand Reputation: With a well - recognized brand name, BYD's UPS batteries are trusted by customers around the world. The company's long - term commitment to quality and innovation has built a strong brand image in the market.
Diverse Application Experience: BYD has experience in applying its batteries in various industries, such as automotive, energy storage, and telecommunications. This cross - industry experience enables the company to develop more suitable UPS battery solutions for different customer needs.

4. Tianneng Group

Tianneng Group is a leading enterprise in the lead - acid battery industry in China. It has a long history of producing high - quality lead - acid batteries for UPS applications.

The company focuses on continuous improvement of its lead - acid battery technology. Through research and development, Tianneng has enhanced the performance and lifespan of its UPS batteries.

Features in UPS Battery:

Deep Discharge Resistance: Tianneng's lead - acid UPS batteries have excellent deep - discharge resistance. They can withstand repeated deep discharges without significant loss of capacity, which is important for applications where the battery may be frequently discharged to a low level.
Low Self - Discharge Rate: The batteries have a low self - discharge rate, which means they can retain their charge for a longer time when not in use. This reduces the need for frequent recharging and ensures that the battery is ready for use when needed.
Cost - Effectiveness: Lead - acid batteries from Tianneng are relatively cost - effective compared to some lithium - ion batteries. This makes them a popular choice for price - sensitive customers, especially in some small - scale and budget - limited applications.

Advantages:

Industry Experience: With decades of experience in the lead - acid battery industry, Tianneng has in - depth knowledge of battery technology and production processes. This experience allows the company to produce high - quality and reliable UPS batteries.
Wide Distribution Network: The company has a wide distribution network across China and in some international markets. This ensures that customers can easily access Tianneng's UPS batteries and related services.
After - Sales Service: Tianneng provides comprehensive after - sales service, including battery maintenance, replacement, and technical support. This gives customers peace of mind when using their products.

5. Chaowei Power Co., Ltd.

Chaowei Power is another major player in the lead - acid battery market. The company is dedicated to the production of high - performance lead - acid UPS batteries.

Chaowei Power emphasizes product quality and technological innovation. It has established a modern production base and a strict quality control system.

Features in UPS Battery:

High - Quality Electrolyte: The company uses high - quality electrolyte in its lead - acid batteries, which improves the battery's charge - discharge efficiency and overall performance.
Enhanced Grid Structure: The grid structure of Chaowei Power's batteries is designed to enhance the battery's mechanical strength and electrical conductivity. This results in better battery performance and longer lifespan.
Low - Maintenance Design: The lead - acid UPS batteries from Chaowei Power are designed with a low - maintenance feature. They require less frequent maintenance compared to some traditional lead - acid batteries, reducing the operating cost for customers.

Advantages:

Continuous Innovation: Chaowei Power invests in research and development to continuously improve its battery technology. This allows the company to keep up with the market demand and offer more advanced UPS battery products.
Quality Assurance: The strict quality control system ensures that each battery meets the high - quality standards. The company conducts multiple tests during the production process to guarantee the reliability of the products.
Customer - Centric Approach: Chaowei Power focuses on understanding customer needs and providing customized solutions. This customer - centric approach has helped the company build a loyal customer base.

6. Narada Power Source Co., Ltd.

Narada is a well - known brand in the battery industry, especially in the field of energy storage and UPS batteries. The company offers a wide range of battery products, including VRLA and lithium - ion UPS batteries.

Narada has a strong R & D team that is constantly working on improving battery performance and developing new products.

Features in UPS Battery:

Remote Monitoring Function: Narada's UPS batteries can be equipped with a remote monitoring function. This allows users to monitor the battery's status, such as voltage, current, and temperature, from a remote location. This is very useful for large - scale data centers or industrial facilities where real - time monitoring is required.
High - Efficiency Charging: The batteries support high - efficiency charging technology, which can reduce the charging time and improve the overall energy utilization rate.
Modular Design: The modular design of Narada's UPS batteries makes them easy to install, expand, and maintain. Customers can easily add or remove battery modules according to their power requirements.

Advantages:

Comprehensive R & D System: Narada has a comprehensive R & D system that covers battery materials, battery design, and system integration. This enables the company to develop innovative UPS battery solutions.
Industry Standards Compliance: The company's products comply with various international and domestic industry standards. This ensures the quality and reliability of the batteries, making them suitable for use in different regions and industries.
Service Network: Narada has a wide - spread service network. It can provide timely after - sales service and technical support to customers, ensuring the smooth operation of the UPS battery systems.

7. Coslight Technology Group Co., Ltd.

Coslight is a professional manufacturer of power supply and battery products. In the UPS battery field, the company offers high - quality lead - acid and lithium - ion batteries.

Coslight focuses on providing reliable power solutions for different industries. Its UPS batteries are designed to meet the specific requirements of each industry.

Features in UPS Battery:

High - Frequency Charging Compatibility: The batteries are compatible with high - frequency charging systems. This allows for faster and more efficient charging, reducing the downtime of the UPS system.
Shock and Vibration Resistance: Coslight's UPS batteries are designed to withstand shock and vibration. This makes them suitable for use in mobile or unstable environments, such as in vehicles or some industrial machinery.
Low - Noise Operation: The charging and discharging processes of the batteries are relatively quiet. This is beneficial for applications where noise is a concern, such as in office buildings or hospitals.

Advantages:

Industry - Specific Solutions: Coslight has in - depth knowledge of different industries and can provide industry - specific UPS battery solutions. This targeted approach ensures that the batteries can meet the unique requirements of each industry.
Quality Management System: The company has a strict quality management system. From product design to production and after - sales service, every aspect is carefully managed to ensure the high quality of the products.
International Market Penetration: Coslight's products are sold in many countries around the world. The company has a good understanding of international market trends and customer needs, which helps it to continuously improve its products and services.

8. Gotion High - tech Co., Ltd.

Gotion High - tech is a rising star in the battery manufacturing industry. The company is actively involved in the development and production of lithium - ion UPS batteries.

Gotion High - tech has a modern R & D center and production facilities. It is committed to providing high - performance and cost - effective battery solutions.

Features in UPS Battery:

High - Energy - Density Cells: The company's lithium - ion cells have a high energy density, which can significantly reduce the size and weight of the UPS battery system. This is beneficial for applications where portability or space - saving is important.
Fast - Discharge Capability: The batteries can support fast - discharge, which is useful for applications that require a sudden release of high power, such as in some emergency power systems.
Long - Term Stability: Gotion High - tech's lithium - ion UPS batteries are designed to maintain long - term stability. They can provide reliable power supply over an extended period without significant performance degradation.

Advantages:

Innovative R & D: The company invests heavily in R & D to develop new battery technologies. It has a number of patented technologies, which give it a competitive edge in the market.
Cost - Effective Production: Through efficient production processes and cost - control measures, Gotion High - tech can offer cost - effective UPS battery products. This makes its products more accessible to a wider range of customers.
Growth Potential: As a rapidly growing company, Gotion High - tech has strong growth potential. It is constantly expanding its production capacity and market share, which is beneficial for long - term cooperation with customers.

9. EVE Energy Co., Ltd.

EVE Energy is a well - established battery manufacturer with a focus on lithium - ion battery technology. In the UPS battery market, the company offers high - quality and reliable lithium - ion battery products.

EVE Energy has a strong R & D and manufacturing base. It adheres to strict quality control standards in the production process.

Features in UPS Battery:

High - Precision Battery Management: The company's lithium - ion UPS batteries are equipped with a high - precision battery management system. This system can accurately control the charging and discharging process, ensuring the safety and performance of the battery.
Wide Temperature Range Operation: EVE Energy's batteries can operate in a wide temperature range, from - 20°C to 60°C. This makes them suitable for use in various environmental conditions.
High - Cycle Life: The lithium - ion batteries have a high cycle life, which means they can withstand a large number of charge - discharge cycles without significant capacity loss. This reduces the replacement cost for customers.

Advantages:

Advanced Manufacturing Technology: EVE Energy uses advanced manufacturing technology in battery production, which ensures the consistency and quality of the products.
Global Certification: The company's products have obtained various international certifications, such as UL, CE, and IEC. This indicates that the products meet the high - quality standards required by the global market.
Strong Technical Support: EVE Energy provides strong technical support to customers. Its R & D team can help customers solve technical problems and optimize the use of UPS battery systems.

10. Shuangdeng Group Co., Ltd.

Shuangdeng Group is a leading manufacturer of lead - acid and lithium - ion UPS batteries. The company has a long - term focus on battery technology research and development and production.

Shuangdeng Group has a large - scale production base and a complete quality control system. It offers a wide range of UPS battery products to meet different customer needs.

Features in UPS Battery:

Intelligent Battery Monitoring: The company's UPS batteries are equipped with intelligent monitoring devices. These devices can collect and transmit battery data, such as voltage, current, and temperature, to a central control system. This enables real - time monitoring and early fault detection.
High - Capacity Design: Shuangdeng Group can design high - capacity UPS batteries according to customer requirements. This is suitable for applications that require long - time backup power, such as large - scale data centers.
Good Sealing Performance: The lead - acid batteries have good sealing performance, which prevents electrolyte leakage and extends the battery's service life.

Advantages:

Rich Industry Experience: With decades of experience in the battery industry, Shuangdeng Group has a deep understanding of battery technology and customer needs. This experience allows the company to produce high - quality and reliable UPS batteries.
Customized Production: The company can customize UPS battery products according to specific customer requirements. This flexibility makes it easier for customers to get the most suitable battery solutions.
After - Sales Service System: Shuangdeng Group has a comprehensive after - sales service system. It can provide timely maintenance, repair, and replacement services to ensure the normal operation of the UPS battery systems.

Conclusion

The Chinese UPS battery manufacturing industry is highly competitive, with these top 10 factories leading the way in terms of technology, quality, and market share. Each of these companies has its own unique features and advantages in UPS battery production.

Companies like Shenzhen Sunnew Energy Co., Ltd. are known for their innovation and customization capabilities, while CATL stands out with its global influence and advanced lithium - ion battery technology. BYD offers integrated solutions and environmental sustainability, and Tianneng Group excels in cost - effective lead - acid battery production.

As the demand for reliable power supply continues to grow in various industries, these factories will play a crucial role in providing high - quality UPS battery solutions. They will also drive the development of the UPS battery industry through continuous innovation, improving product performance, and reducing costs. In the future, we can expect these companies to further expand their market reach, both domestically and internationally, and contribute to the global power management field.