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U.S. DOE Long-Duration Energy Storage Demonstration

Grant information

What: The U.S. Department of Energy (DOE) is soliciting proposals for emerging Long-Duration Energy storage (LDES) demonstration projects capable of delivering electricity for 10-24 hours or longer to support low-cost, reliable, carbon-free electric grid. This $349 million effort seeks LDES demonstration projects that will validate new technologies, enhance the capabilities of customers and communities to integrate LDES more effectively, and sustain American global leadership in energy storage.

Potential Applicants:

  • The proposed prime recipient and subrecipients must be domestic entities, including:
    • Institutions of higher education;
    • For-profit entities;
    • Non-profit entities; and
    • State and local governmental entities, and Tribal nations.

How Much:

  • $9,500,000 to $70,000,000


Letter of Intent due December 15, 2022

Full Applications due March 3, 2023

Apply Now