Peak Energy to build 4 GWh grid-scale sodium-ion battery energy storage system (BESS) manufacturing facility in Sacramento, California

Type: Development · Technology: Storage · Country: United States · Capacity: 4 GWh · Value: $71M · Announced: 2026-07-09

Peak Energy announced plans to construct an 183,000 square foot sodium-ion battery manufacturing facility in Sacramento, California, with an annual production capacity of 4 GWh. The $71 million project, supported by a $10.5 million California tax credit awarded in May 2026, will create hundreds of jobs and begin operations in Q1 2027. The facility will supply sodium-ion battery systems for high-demand sectors including data centers and industrial manufacturing across the United States. California officials praised the investment, with Dee Dee Myers of GO-Biz stating that 'the future of energy is being built in California.' Barry Broome of the Greater Sacramento Economic Council highlighted the project's alignment with regional strengths in advanced manufacturing.

Analysis

Peak Energy will build a 183,000 square foot sodium-ion battery manufacturing facility in Sacramento, California, with an annual production capacity of 4 GWh, supported by a $10.5 million California tax credit awarded in May 2026. The State of California, with a $3.6 trillion GDP and ~39 million residents, is a major infrastructure owner and developer across transportation, water, energy, and social sectors within the US. The Greater Sacramento Economic Council, a partner in the project, has highlighted the region's strengths in advanced manufacturing. The $71 million project will create hundreds of jobs and begin operations in Q1 2027. The facility will supply sodium-ion battery systems for high-demand sectors including data centers and industrial manufacturing across the United States, with Peak Energy, a vertically integrated energy storage company, developing and manufacturing the systems.

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