Flow Power signs supply and EPC contracts for Bennetts Creek Battery project in Victoria

Type: Supply Agreement · Technology: Storage · Country: Australia · Capacity: 100 MW · Announced: 2026-09-18

Flow Power announced that it has signed contracts to supply battery technology and control systems from Wärtsilä for the 100 MW / 223 MWh Bennetts Creek Battery in Hazelwood North, Victoria. Wärtsilä will provide its Quantum hardware and GEMS optimisation software under an engineered equipment delivery contract, while Zenviron will handle balance‑of‑plant design, construction, installation and commissioning. The Stage 1 battery is slated for full operation by 2028 and will support renewable integration and price stability on the Victorian grid. The deal also includes a proposed Stage 2 of 300 MW / 1.2 GWh, currently in early planning, underscoring Flow Power’s commitment to expanding Victoria’s storage capacity. The contracts mark a collaborative effort between the Australian gentailer, a Finnish energy technology manufacturer, and an Australian engineering services firm.

Analysis

Flow Power signed supply and EPC contracts for the 100 MW / 223 MWh Bennetts Creek Battery project in Hazelwood North, Victoria, with Wärtsilä providing Quantum hardware and GEMS optimisation software and Zenviron handling balance‑of‑plant design, construction, installation and commissioning. Wärtsilä is a Finnish technology company that supplies power solutions for marine and energy markets. Zenviron is an Australian engineering services firm that delivers EPC services for energy projects. The Stage 1 battery is scheduled for full operation by 2028 and the contracts include a proposed Stage 2 of 300 MW / 1.2 GWh currently in early planning.

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