DLA Piper finds merchant BESS appeal splits Japan, Singapore and Australia, with regulatory certainty, grid access and returns shaping investor views.

Battery energy storage systems (BESS) in Australia’s New South Wales (NSW) earned an estimated AU$5.63 million (US$3.88 million) in two hours on 12 October, as wholesale electricity prices peaked at AU$23,107/MWh.

The Australian Energy Regulator (AER) has remade two revenue determinations for the Waratah Super Battery in New South Wales.

Another edition of our BESS Industry Buzz, taking a look at what’s got industry people talking in the corridors of social media. 

Inaccurate state of charge (SOC) measurements can cost battery energy storage system (BESS) operators up to 15% in lost revenue, a persistent issue despite advances in monitoring technology.

Australia’s 59 grid-scale BESS earned a combined AU$88.91 million in estimated gross energy and FCAS market revenue in the NEM.

Energy-Storage.news Premium speaks with Randolph Mann, CEO at developer esVolta at the 2026 US Battery Asset Management Summit in Garden Grove, California.

Australia’s BESS market evolves from physical tolls to commoditised contracts as spreads compress & investor return expectations rise to 14%.

NEM-wide battery price spreads fell 85% in a single year to average AU$51/MWh (US$35/MWh) in Q2 2026, according to AEMO.

South Australia battery storage developer Lunio Energy has energised its first grid-scale BESS at Strathalbyn and started trading in the NEM.