News Countdown on for big battery The launch of Phillip Island’s new big battery has been delayed. by . Published April 12, 2023 Link copied! Copy failed! A $12 million, 10MWh lithium iron phosphate battery energy system has now finished being built on Gap Road. Testing is continuing, ready for operation around May. Updated September 05, 2025 4:45 am | 4 months ago Link copied! Copy failed!