Construction work on Glenbrook Battery Energy Storage Plant 100 MW located in Auckland, New Zealand commenced in Q3 2024, after the project was announced in Q1 2023. Tesla selected as battery energy storage system supplier, the first Megapack 2 XL project in New Zealand. The project will be operational by March 2026. According to GlobalData, who tracks and profiles more than 220,000 major construction projects from announcement to completion, the. New Zealand's Contact Energy has announced plans to build a 100-megawatt (MW) grid-scale battery at Glenbrook, near Auckland, New Zealand, powered by Tesla Megapacks.