Victoria’s grid-scale battery storage sector is experiencing rapid expansion, with 164 projects currently in the pipeline and 27 already operational across the state as of August 2026. This significant growth underscores Victoria’s commitment to transitioning its energy mix towards a predominantly renewable future and enhancing overall grid stability.
The latest figures, updated this month on the RenewMap platform, highlight the momentum behind large-scale energy storage solutions crucial for integrating intermittent renewable energy sources like solar and wind into the network. The surge in projects is a direct response to the state’s ambitious targets, including achieving 95% renewable energy by 2035, and the increasing need for system reliability as coal-fired power stations retire.
Grid-scale batteries play a pivotal role in modern energy systems, storing excess renewable energy during periods of high generation and discharging it when demand is high or renewable output is low. This capability helps to smooth out supply fluctuations, prevent blackouts, and reduce reliance on expensive, fossil-fuel-based peaking plants. For Victorian households and businesses, this translates to a more resilient power supply and the potential for stabilised electricity prices.
“Victoria continues to have the lowest energy prices nationally, and more and more of our energy comes from renewables.”
Among the operational projects, the Melbourne Renewable Energy Hub stands out as Victoria’s largest operating grid-scale battery, with a substantial capacity of 600 MW. Looking ahead, the planned Golden Plains GigaVault is set to become the largest, boasting a massive 1000 MW capacity, currently in the development stage.
Victoria’s strategic approach to energy storage also includes initiatives like the re-establishment of the State Electricity Commission (SEC), which is actively involved in accelerating large-scale renewable generation and storage projects. The SEC is also behind projects such as the 100 MW/200 MWh battery at the SEC Renewable Energy Park near Horsham, a government-owned system designed to support the state’s renewable energy goals.
Further reinforcing this commitment, the Victorian Government supports a range of battery initiatives. The Terang Battery Energy Storage System, a 100 MW/200 MWh battery featuring grid-forming inverters, is under construction as part of the Victorian Government’s Energy Innovation Fund. This system is engineered to provide critical voltage and frequency control, essential for managing electricity flow and maintaining network reliability as more renewable energy connects to the grid.
While grid-scale batteries address wholesale market stability, residential battery storage also plays a complementary role in empowering consumers. Homeowners can leverage solutions to store their rooftop solar power, reducing their reliance on grid electricity during peak times. For those considering individual home battery solutions, a range of options exist, with guidance available on Best Home Batteries in Australia 2026: Models, Costs & Up To $7,500 Rebates and Retrofitting Solar Batteries in Australia 2026: Your Guide to $4,200+ Rebates.
However, it’s important to note that state-specific direct rebates for home batteries in Victoria, such as the interest-free loan scheme through Solar Victoria, are no longer accepting new applications, having met their targets in 2025. Victorian battery buyers now primarily utilise the federal Cheaper Home Batteries Program, which offers around a 30% discount on eligible systems.
The continuous expansion of Victoria’s battery storage infrastructure, from utility-scale projects to community-level initiatives like the 100 Neighbourhood Batteries program, is central to achieving the state’s clean energy targets. This concerted effort is expected to further enhance grid resilience, support the integration of more renewables, and ultimately contribute to a more secure and affordable energy future for all Victorians.
Victoria’s Key Grid-Scale Battery Projects (Selected)
| Project Name | Status | Capacity (MW) | Storage (MWh) | Key Feature/Location |
|---|---|---|---|---|
| Melbourne Renewable Energy Hub | Operating | 600 | 1600 | One of Australia’s largest operating |
| Golden Plains GigaVault | Planned | 1000 | (Not specified) | Largest planned project |
| Terang Battery ESS | Under Construction | 100 | 200 | Grid-forming inverters, Terang |
| SEC Renewable Energy Park (Horsham) | Under Development | 100 | 200 | Government-owned, near Horsham |
| Victorian Big Battery (Moorabool) | Operating | 300 | 450 | Moorabool, one of Australia’s largest |
Note: Capacities and storage figures are approximate and subject to change based on project development.