Embrace the Sun.
Power the Future.

Harnessing the Northern Territory’s world-class solar resource

The opportunity

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Global demand for electricity is accelerating — driven by electrification, digital infrastructure, and the transition to lower‑carbon energy systems.

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Meeting this demand is not just about generating more power. It requires new approaches to delivering energy at scale, reliably, and in locations where it can unlock long-term economic activity.

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Northern Australia’s exceptional solar resource presents a rare opportunity to do exactly that. 

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Photovoltaic power potential

Source: Solar resource map © 2021 Solargis. https://solargis.com

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Our vision

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SunCable is developing a large-scale energy precinct in the Barkly Region of the Northern Territory, designed to deliver low-cost, firmed renewable electricity for industrial customers in Northern Australia and Southeast Asia.

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The project integrates solar generation, battery storage, and high-voltage direct current (HVDC) transmission to enable multi-gigawatt, off-grid power.  

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This supply could support the decarbonisation of existing industries, while enabling new opportunities for investment and energy export.

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A unique opportunity for data centre development

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The project presents an opportunity for customers to co-locate with SunCable’s generation precinct, with access to gigawatt-scale renewable electricity and the land, infrastructure and connectivity required for hyperscale data centre development.

A globally differentiated location

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The Barkly region offers a unique combination of natural advantages and enabling infrastructure that is difficult to replicate.

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Together, these attributes provide a strong foundation for large-scale energy and industrial development.

Project Progress

SunCable has made significant progress and is at an advanced stage of development.

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Key milestones to date include:

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  • 2020 - Pastoral Land Use Agreement secured for the generation site and an Option Agreement signed with the Australasian Railway Corridor (AARC) for the overhead transmission line
  • 2021 - Host Government Agreements and facilitation frameworks established with the Northern Territory and Australian governments
  • 2022 - Project legislation passed by the Northern Territory Government
  • 2022 - Benefits package agreed with the Indonesian Government
  • 2024 - Major environmental approvals granted by the Australian and Northern Territory governments
  • 2024 - Conditional approval granted by the Energy Market Authority of Singapore to import 1.75GW of renewable electricity into Singapore from 2035
  • 2025 - Indonesian development approvals and permits secured for the subsea transmission system
  • 2025 - Cross Border Electricity Trade (CBET) framework agreed between the Singapore and Australian Prime Ministers
  • 2025 - 70-year Indigenous Land Use Agreement (ILUA) signed with the Traditional Owners of Powell Creek

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SunCable has made significant progress towards delivering one of the world’s largest renewable energy projects, supporting economic growth in Northern Australia and decarbonisation of South-East Asia.

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[1] World Energy Outlook 2025: Executive Summary. Paris: IEA, 2025. https://www.iea.org/reports/world-energy-outlook-2025/executive-summary.