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February 27,2026

Google Partners with Xcel to Deploy 30 GWh Iron-Air Battery

Google has signed an agreement with Xcel Energy to deploy a 300 MW / 30 GWh iron-air battery system in Pine Island, Minnesota, using Form Energy technology. The 100-hour long-duration system will pair with 1,400 MW of wind and 200 MW of solar, providing multi-day storage to firm renewable energy.

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