TransGrid Wallgrove Battery Project Categories: Battery Project in Progress ProfileMapReviewsThe TransGrid Wallgrove Battery will build, test and operate a 50 MW / 75 MWh lithium-ion battery at the Wallgrove substation in western Sydney. Loading... No Records Found Sorry, no records were found. Please adjust your search criteria and try again. Maps failed to load Sorry, unable to load the Maps API. Enter your locationGet Directions Travel modeDrivingWalkingBicyclingPublic Transport Distance unitsMilesKilometres Project Lead: TransGrid Address: 200 Old Wallgrove Road Eastern Creek New South Wales 2766 Australia Website