Ambrosia Energy will build a 10 GWh factory in Texas to make batteries for off-grid data centers

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Ambrosia Energy has begun work on a massive, 10 gigawatt-hour battery factory near Austin, Texas, co-founder and CEO Ben Longmier announced on stage Tuesday at TechCrunch Disrupt in San Francisco.

“That allows us to build about a 300 megawatt power plant per year out at our field sites,” he said.

The factory will occupy 150,000 square feet, and Longmier said that Ambrosia plans to reach full production in two to three years.

The startup emerged from stealth in June to build power plants for data centers at a cost of $100 per megawatt hour. Longmier and his co-founder, Sara Spangelo had settled on solar plus batteries as the cheapest option that’s the fastest to deploy. Solar panels power the load during the day and charge the batteries, which discharge at night and on cloudy days to keep the data center operating round the clock.

Longmier and Spangelo previously founded the...

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