Top Solar Battery Manufacturers Australia 2026

#1 Battery Manufacturer BTM Australia

SigEnergy is an Australian solar company that specializes in energy storage systems (ESS) and solar inverters, operating primarily in the Australian residential and behind-the-meter energy markets. The company has gained significant recognition in the Australian solar industry, winning three major categories at the 2026 SunWiz Awards: #1 BTM ESS, #1 Residential ESS, and #1 Fastest Growing Inverter. Their multiple award wins, particularly their recognition as the fastest growing inverter company, highlight their rapid expansion and strong performance in Australia’s competitive renewable energy sector.

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#1 Commercial ESS Manufacturer Australia

Sungrow is a solar inverter and energy storage systems (ESS) company that operates in the Australian renewable energy market. The company has established itself as a dominant force in Australia’s solar industry, winning top honors in the 2026 SunWiz Awards for #1 Residential Inverter, #1 Commercial Inverter, and #1 Commercial ESS. Their award-winning status across both residential and commercial segments demonstrates their comprehensive market leadership in critical solar infrastructure components.

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#1 Fastest Growing ESS

Fox ESS is a solar energy storage company that operates in the Australian market, specializing in battery energy storage systems (ESS) for residential and commercial applications. The company has demonstrated exceptional growth in the Australian solar industry, earning recognition as the #1 Fastest Growing ESS company at the 2026 SunWiz Awards. This award highlights their notable expansion and increasing market presence in Australia’s competitive energy storage sector.

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#3 Fastest Growing ESS

GoodWe is a solar inverter and energy storage system manufacturer that operates in the Australian solar market, focusing on residential and commercial applications. The company is notable for its strong performance in the Australian solar industry, particularly evidenced by their multiple 2026 SunWiz Awards including #3 rankings in BTM (Behind-The-Meter) Inverters, Residential Inverters, and Fastest Growing ESS (Energy Storage Systems), along with Top 5 positions in Commercial Inverters and BTM ESS categories. Their award-winning status across inverter and energy storage solutions demonstrates their significant presence and rapid growth in Australia’s competitive solar market.

View Goodwe’s full award page

Top 5 Fastest Growing Battery Manufacturer Australia

SolaX, founded in 2012, is a global leader in photovoltaic energy storage solutions and inverters, pioneering Asia’s first energy storage inverter and ranking among the world’s top three companies in the residential energy storage sector. The company operates across 130+ countries with over 1.5 million residential energy storage systems deployed globally, supported by a network of 700+ partners and 200+ service professionals worldwide. SolaX is notable for its strong focus on R&D (30% of workforce), holding 400+ patents and 3,000+ certifications, and has been recognized as one of the top 5 fastest growing companies in both energy storage systems and inverters.

View Solax’s full award page

Top 5 Fastest Growing Battery Manufacturer Australia

Sofar is a solar technology company that operates in the Australian market, specializing in energy storage systems (ESS) and solar inverters. The company has demonstrated significant growth in Australia’s renewable energy sector, earning recognition as a Top 5 Fastest Growing ESS company and Top 5 Fastest Growing Inverter company at the 2026 SunWiz Awards. Their award-winning status highlights their notable expansion and competitive position in Australia’s solar industry.

View Sofar’s full award page