Top Solar Battery Installers Australia 2026

#1 ESS installer – National

1komma5° is Australia’s leading battery installer and a comprehensive "one-stop-shop" for renewable energy solutions, offering solar panels, battery storage, heat pumps, EV charging, and HVAC systems integrated with their proprietary Heartbeat AI optimization technology. The German-founded company operates across Queensland, New South Wales, Victoria, ACT, and South Australia, powering over 50,000 homes nationwide. What makes them notable is their AI-driven energy management system that learns household patterns and optimizes energy usage 24/7, combined with their position as Australia’s #1 battery installer and top 5 national solar installer according to 2026 SunWiz Awards.

View 1komma5°’s full award page

Top 5 ESS installer – National

VoltX Energy is an Australian solar company that specializes in home battery storage systems, offering products like their flagship VoltX Energy Solar Battery Systems and Neovolt batteries with capacities ranging from 5-12 kWh for residential use. They operate across multiple Australian states including NSW, QLD, ACT, and SA, providing both single-phase and three-phase energy storage solutions. The company is notable for their ShadeSol technology that allows extreme PV oversizing up to 200%, high efficiency rates up to 95%, and their strong market performance, earning recognition as a Top 5 Overall Energy Storage System provider nationally and ranking #2 in NSW according to the 2026 SunWiz Awards.

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Top 10 ESS installer – National

Solar Run is a solar power company that sells and installs solar panels, batteries, and inverters for residential and commercial customers across Australia. They operate in major markets including Sydney, Melbourne, Brisbane, Adelaide, Perth, Newcastle, Canberra, and throughout Queensland and Victoria. The company claims to be "Australia’s largest solar power company" and distinguishes itself by offering tailored solar deals, interest-free loan options, and comprehensive customer support from consultation through post-installation service.

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Top 20 ESS installer – National

Think Renewable is an Australian solar company that specializes in solar panel and battery installations for homes and businesses, positioning itself around making "sustainability simple" with end-to-end installation services handled by accredited electricians. The company operates across Australia and offers additional services including EV chargers and Virtual Power Plant (VPP) programs, helping customers access government rebates and payment plans. They are notable for their strong industry recognition, having received multiple 2026 SunWiz Awards including ranking in the top 10 nationally for most popular solar installers and achieving top ratings in several state and national categories for both solar and energy storage systems.

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Top 50 ESS installer – National

Arenergy is an Australian solar company that specializes in photovoltaic (PV) solar installations and energy storage systems (ESS), operating nationally with a strong presence in South Australia. The company has established itself as a notable player in Australia’s renewable energy sector, serving both commercial and residential markets. Their industry recognition is highlighted by their multiple 2026 SunWiz Awards, including national rankings in the Top 50 for energy storage systems and Top 20 for commercial solar installations.

View Arenergy’s full award page