Spanning an area of approximately 25 hectares, the first stage of the grid-scale BESS will occupy around 5 ha have an estimated network capacity of 200 megawatts (MW), and 800 megawatt-hour (MWh) energy storage capacity. The Narrogin BESS project on a 4-hour discharge cycle is expected to discharge enough energy to power the equivalent of approximately 70,000 households.