“Australia remains a multi-gigawatt proving ground for utility-scale energy storage systems,” says Kashish Shah of Wärtsilä Energy Storage.

Javier Savolainen of Wärtsilä explains how Australia’s battery storage and pumped hydro fleet have been impacted by the current heatwave.

In this Energy-Storage.news roundup,  Hydrostor receives permitting approval for its California project, Hawaiian Electric is set to begin construction on a Maui battery energy storage system (BESS) and Peregrine and Wärtsilä advance construction of a Texas BESS.

Utility Origin Energy has hired Wärtsilä to expand its battery storage installation at the Eraring coal power plant site in New South Wales, Australia.

Battery storage products from prominent international providers Sungrow, Wärtsilä and Chint Power have undergone recent fire safety tests.

Fluence, Energy Dome and EDF each scored consecutive wins in prestigious categories at the Energy Storage Awards 2025 in London.

Octopus Australia has achieved financial close on a AU$900 million (US$587 million) DC-coupled hybrid facility that combines 300MW of solar generation with a 243MW/486MWh battery energy storage system (BESS) in New South Wales.

ESN Premium speaks with Neha Sinha of Wärtsilä Energy Storage, about DC-coupled solar-battery hybrids in Australia.

Finnish marine and energy technology group Wärtsilä will deliver what it claims is Australia’s largest DC-coupled hybrid battery energy storage system (BESS) for the National Electricity Market (NEM).

We look at which BESS suppliers have supplied which UK project owner-operators, with data from our Market Research colleagues.