Top 8 solar inverter brands in South Africa in 2025

In 2022, there will be 205 consecutive days of power outages; In 2023, the average daily power rationing time will reach 18 hours, and power outage notifications will be as simple as drinking water and eating for the people of South Africa.

Due to excessive reliance on coal-fired power generation, aging power equipment, and chaotic operation and management, South Africa's own power system has serious deficiencies, greatly affecting the normal operation of the social system, and power issues frequently make headlines internationally.

Faced with the dilapidated national power grid, household solar energy storage has become a good solution to the electricity problem of South African residents. The household solar energy storage system allows users to no longer rely entirely on the national power grid and can ensure power supply even in the event of a power outage.

In this article, the top 8 solar inverter brands in South Africa will be introduced, from basic information to latest news about their companies.

Top 8 solar inverter brands in South Africa

In 2025, South African power grid operator Eskom announced that South Africa will enter the peak period of Level 6 load reduction (up to Level 8) with a power shortfall of 3 gigawatts. This power outage is the most severe in recent years, with direct triggers including unplanned shutdowns of multiple coal-fired units and cascading failures of transmission facilities under high voltage operation.

On February 24, 2025, the latest progress was that Eskom has repaired 8 faulty generator sets, reducing the national load to level four, but the ongoing power crisis still needs to be resolved. The South African power grid urgently needs to fill the capacity gap through flexible resources such as photovoltaics and energy storage. It is expected that distributed energy solutions will become an important investment direction for industrial and commercial users.

Therefore, solar inverter, as one of the important components of solar power system, becomes a hit in South Africa market. 

The following is the list of the top 8 solar inverter brands in South Africa, for you to know better about the solar inverter market in South Africa.    

JA Solar

Company overview

JA Solar is a leading global provider of photovoltaic power generation solutions and one of the top 8 solar inverter brands in South Africa. JA Solar has multiple production bases worldwide and 13 sales companies overseas, creating a vertically integrated full industry chain of silicon wafers, cells, modules, and photovoltaic power stations, with over 50000 employees. The company's product sales and service network covers 165 countries and regions worldwide, and its component shipments have consistently ranked among the top in the world for many years.

Main products

Silicon wafers, solar cells, modules, development and operation of photovoltaic power plants.

Company updates

From March 25th to 27th, 2025, JA Solar will showcase its high-efficiency module products at the 2025 South African International Photovoltaic Energy Storage Exhibition.

Canadian Solar

Company overview

Canadian Solar has been established for over 20 years. Through diversified development strategies and market layouts, Canadian Solar has established more than 20 photovoltaic silicon wafer, battery, module, energy storage, inverter, and new material production enterprises worldwide. Its subsidiaries are located in 23 countries and regions across 6 continents, making it one of the strongest international solar energy companies in the world and also one of the top 8 solar inverter brands in South Africa.

Main products

Efficient crystalline silicon modules (PERC, double-sided, TOPCon, N-type) for photovoltaic power plant development and energy storage solutions.

Company updates

On March 25, 2025, Canadian Solar's annual financial report showed that module shipments for 2024 reached 31.1 gigawatts (GW). The annual shipment of energy storage systems reached 6.6 gigawatt hours (GWh), a year-on-year increase of over 500%.

Sunsynk

Company overview

Sunsynk focuses on solar energy storage solutions and has a wide sales network in multiple countries around the world, such as South Africa, the United Kingdom, Australia, etc. Dominating the South African market, Sunsynk collaborates with Deye to OEM produce inverters, making Sunsynk one of the top 8 solar inverter brands in the South African market.

Main products

Inverter (grid connected, off grid, hybrid, micro inverter, power range 1-400kWp), energy storage battery, monitoring and data recording equipment (such as Sunsynk Connect application)

Jinko Solar

Company overview

Jinko Solar is a leading photovoltaic technology company and one of the top 8 solar inverter brands in South Africa. It is the first in the industry to establish a "vertically integrated" production capacity from silicon material processing to silicon wafer, solar cell, and module production. It is the world's largest shipment of photovoltaic modules in the first three quarters of 2023 and 2024.

Main products

Efficient photovoltaic modules, silicon wafers, solar cells, and energy storage systems.

Company updates

In November 2024, Jinko Solar launched a new series of solar modules based on tunneling oxide passivation contact (TOPCon) technology, which is a new Chinese solar module manufacturer. TOPCon solar modules have an efficiency of 24.8%.

Longi

Company overview

Longi builds five business segments including monocrystalline silicon wafers, battery modules, distributed photovoltaic solutions, ground photovoltaic solutions, and hydrogen energy equipment, forming the capability to support global zero carbon development with "green electricity"+"green hydrogen" products and solutions. Longi has established multiple production and manufacturing bases in countries and regions such as China and Malaysia, and set up branch offices in countries such as the United States, Germany, Australia, the United Arab Emirates, and Thailand. Its business covers more than 150 countries and regions worldwide.

Main products

Monocrystalline silicon wafers, batteries, components, and photovoltaic power plant solutions. 

Company updates

On March 18, 2025, Longi released its new product "LONGi eHome" for home lighting and green power solutions. This marks an important step for LONGi in the field of home lighting and green electricity.

Trina Solar

Company overview

Trina Solar's business covers over 100 countries and regions worldwide, committed to becoming a leader in global photovoltaic smart energy solutions. By 2025, Trina Solar will become one of the top 8 solar inverter brands in South Africa. The company has broken the world records for photovoltaic cell efficiency and module output power for 23 consecutive times.

Main products

Trina Solar's business covers the research and development, production, and sales of photovoltaic modules, power station and system products, photovoltaic power generation and operation and maintenance services, development and sales of intelligent microgrids and multi energy systems, and operation of energy cloud platforms.

Company updates

On March 20, 2025, at the 10th China Energy Development and Innovation Conference, Trina Solar announced a high-value product solution for the Shago Desert Base. This plan builds three cornerstones to support the maximization of trading profits in the electricity market, with ultimate electricity cost, wind and sand resistance, high reliability, and efficient operation and maintenance products, helping to achieve the goal of increasing both the "increment" and "quality" of photovoltaic power generation.

Deye

Company overview

Deye is a global new energy technology enterprise that integrates research and development, design, production, sales, and service. At present, it has a full range of photovoltaic inverters, energy storage battery packs, and three core industrial chains of environmental appliances represented by dehumidifiers and HVAC products. Deye is one of the top 8 solar inverter brands in South Africa, which is at the bottom of user preferences. However, considering that Sunsynk is a Deye brand, Deye and Sunsynk combined remain one of the largest players in the South African market.

Main products

Deye has a complete range of household and commercial inverter solutions, including string inverters ranging from 1kW to 136kW, energy storage inverters ranging from 3kW to 50kW, and micro inverters ranging from 300W to 2000W.

Company updates

Deye, an inverter giant with a market value of approximately 58 billion yuan, has established an investment fund to focus on hard technology industries such as robotics, artificial intelligence, and semiconductors.

ART solar

Company overview

ART solar remains one of the pioneers of the South African Photovoltaic (PV) solar panel manufacturing industry. As one of the top 8 solar inverter brands in South Africa ART solar is 100% locally owned and is currently the only South African PV manufacturer that specializes in high volume production for Utility Scale PV farms. ART solar‘s production facility is fully capable of laminating, testing and framing PV modules.

Main products

The most advanced solar module production line enjoys a high reputation in the South African photovoltaic industry.

Conclusion

Faced with the worsening power crisis, South Africa is accelerating its transition to distributed solar storage. The top 8 solar inverter brands introduced in this article have become the mainstream choice in the South African market due to their efficient and reliable products.

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