Revolutionizing the C&I ESS Landscape: Sungrow Showcases Next-Gen Solutions in South Africa
JOHANNESBURG, Dec. 2, 2025 /PRNewswire/ -- Sungrow, the global leading PV inverter and energy storage system provider, successfully showcased new low and medium-voltage solutions for the C&I ESS market in South Africa during the C&I Summit in Johannesburg on November 18th. Over 200 partners and industry experts attended the summit to witness the launch and exchanged insights.
South Africa's energy market is heavily coal-dependent, with coal making up 85% of power generation. However, frequent load shedding disrupts business operations and stifles economic growth, prompting many businesses, especially in the commercial and industrial sectors, to adopt solar power with integrated ESS solutions.
During the summit, Sungrow introduced a range of new C&I ESS solutions to South Africa, addressing the growing demand for reliable, cost-effective power for businesses. These solutions not only support South Africa's energy transition but also contribute to reducing carbon emissions, promoting a greener and more sustainable future.
AC Couple Solution: Retrofitting Ready
The AC coupling solution is friendlier for customers who already have a PV inverter installed. The solution delivers a 257kWh capacity (2-hour system) or 514kWh capacity (4-hour system) in cabinet design. With Sungrow's renowned AC Block product design, the system ensures a round-trip efficiency (RTE) of around 90%. It also supports a 100% single-phase unbalanced load, eliminating the need for an isolation transformer, which can lower the overall cost. Additionally, the advanced liquid cooling technology can extend the system's lifespan over 12 years.
DC Couple Solution: Flexible Expansion for A New Era
The DC coupling solution supports multiple layout configurations, offering adaptable deployment for diverse site requirements. It can also fit more PV panels, ensuring higher efficiency. Moreover, it is also equipped with a patented pressure relief structure, which prevents the lid from popping off. The pack-level replacement can simplify maintenance and serviceability, resulting in a faster turnaround and lower LCOE, bringing more benefits to customers. Besides, we will have a new modular battery called PowerKeeper ST050CF series incoming, offering flexible capacity and long-duration storage.
Medium Voltage Solution: AC Block Empowering Higher Integration
For a client with a higher power demand, increased load consumption, or higher grid voltage. The PowerTitan 2.0 will be the right choice. The solution highlights can be summarized into three key areas: profitability, safety, and ECO-friendliness. The unique design of PowerTitan 2.0 improves the system's consistency and increases system discharge capacity by 8%. Also, the AI-controlled thermal balance can reduce auxiliary power consumption by 45%. With the AC Block design, 80% of onsite commission work is completed inside the factory, offering quick connections and early profit for customers. Moreover, the system's safety design covers 4 essential parts: prevention, detection, suppression, and protection. Ensuring the highest level of operating safety.
During the panel session, experts from Sungrow and industry leaders engaged in a comprehensive discussion on the evolving value perception, key challenges, and the role of policy in transforming into actionable incentives for the C&I ESS market in South Africa.
"We have already deployed over 1000 C&I projects around the world," stated Nigel Sun, Head of Sungrow Sub-Saharan Africa. "Our C&I solutions are widely adopted across regions like Europe, APAC, and South Africa. With comprehensive service support, we believe we can help in accelerating the integration of renewable energy across the MEA region and build a 'win-win' ecosystem for sustainable growth together."
About Sungrow
Sungrow, a global leader in renewable energy technology, has pioneered sustainable power solutions for over 28 years. As of June 2025, Sungrow has installed 870 GW of power electronic converters worldwide. The Company is recognized as the world's most bankable PV inverter and energy storage company (BloombergNEF). Its innovations power clean energy projects across the globe, supported by a network of 520 service outlets guaranteeing an excellent customer experience. At Sungrow, we're committed to bridging to a sustainable future through cutting-edge technology and unparalleled service. For more information, please visit: www.sungrowpower.com.
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