SAJ responds to growth in market for energy storage

What is the outlook for energy storage systems in 2025?

OUYANG: The global commercial and industrial (C&I) market is booming, and it's projected to sustain a growth rate of 30% to 50% over the next three to five years. Although the overall share of battery energy storage systems (BESS) in the global market is currently relatively low, markets in China, the United States, Australia, and Europe ─ as well as in Asia, Africa, and Latin America ─ are all witnessing an upward trend at this stage.

Due to component price adjustments over the past two to three years, the residential market in Asia, Africa, and Latin America is growing steadily at an annual rate of 20% to 30%. In Europe, the residential market is likely to remain stable or see a slight decline this year due to the impacts of inventory destocking. The market will return to a relatively stable state by the end of 2025 and is expected to see a slight increase in 2026.

The US residential energy storage market is generally regarded as optimistic. Thanks to falling interest rates and a spate of supportive policies, market expectations are buoyant. The Australian market has started to bounce back from the bottom. Development in Southeast Asian markets ─ such as Vietnam, the Philippines, and Thailand ─ is also on an upward trend. Additionally, there's significant demand for rechargeable energy storage systems (RESS) in the Middle East, North Africa, and regions affected by war, such as Israel, Lebanon, and Iraq.

SAJ celebrates its 20th anniversary in 2025. How has the company evolved, and what core values drive it?

OUYANG: SAJ started making frequency converters in 2005, entered the field of PV inverters in 2011, and began producing low-voltage residential storage inverters in 2015. In 2018, SAJ released the first residential all-in-one solution ─ a first-generation AC-coupled energy storage system. By 2024, SAJ expanded to cover 85+ countries, focused on localizing production capacity and operations.

The core values that drive SAJ and help us realize our ambitions are customer orientation, technological innovation, the pursuit of excellence, and openness and inclusiveness. We believe the long-term vitality of a company relies on its culture.

Our close relationships with top-tier customers have helped us stay sensitive to industry trends and market needs. For instance, through our partnership with OSW in Australia, we've learned about the market’s dynamic anti-islanding requirements and demand for IoT software innovation, as well as the trend toward virtual power plants and all-in-one units. And our cooperation with Soollar led us to develop products suited for the Brazilian market.

Additionally, the open and inclusive approach of our R&D departments enables us to provide comprehensive and high-quality solutions to our customers.

SAJ responds to growth in market for energy storage

Samil Ouyang, CEO of Sanjing (SAJ)

Image: Sanjing

How is SAJ’s product line evolving to meet customer needs?

OUYANG: In 2025, SAJ will continue to strengthen its residential energy storage product line and expand its small C&I product line. To meet the needs of the European, American, and Australian markets, SAJ will deploy high-end DCDC all-in-one residential products, combined with our AI-driven elekeeper energy management system. In the Asian, African, and Latin American markets, where backup power and cost-effectiveness are important needs, we plan to launch split-type low-voltage products.

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Our line of LiFePO4 (LFP) batteries offer a solution to demanding applications that require a lighter weight, longer life, and higher capacity battery. Features include advanced battery management systems (BMS), Bluetooth® communication and active intelligent monitoring.

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Terminals & Plugs Can Be Customized

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A wide range of terminals and plugs can be customised to suit the application needs of your battery products


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We will design the perfect energy storage system solution according to your needs, so that you can easily solve the specific industry applications of battery products.

Well-designed Solutions for Energy Storage Systems

We will design the perfect energy storage system solution according to your needs

you can easily solve the specific industry applications of battery products


About Our Battery Cells

Our energy storage system products use brand new grade A LiFePO4 cells with a battery lifespan of more than 4,000 charge/discharge cycles.

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We can provide you with customized services. We have the ability to provide a vertical supply chain, from single cells to pack/module and to a complete power solution with BMS, etc.

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