What is Form Energy?
Form Energy is an energy storage company whose iron-air battery systems are tracked through cost and land-use comparisons against competing storage technologies. The material follows the company’s positioning on landed cost per kilowatt hour and the physical footprint its systems require.
Company timeline
- Jun 2026 - Jessica Uhl said she did not think all gross growth and capacity would necessarily be needed, arguing net growth could come through more elegant system design solutions then being worked through.
- Sep 2026 - Form Energy’s iron-air systems were cited at about $18 per kilowatt hour landed cost, against $20 projected for iron-air battery systems.
- Sep 2026 - Iron-air systems were said to require easily four to seven acres, with no other system in that market able to address the same need.
Where it appears in the record
Every line below is attributed to a named speaker.
Fourier's hydrogen storage system has a landed cost of $18/kWh, compared to $20/kWh projected for Form Energy's iron-air batteries.
“We are about $18 a kilowatt hour landed cost versus $20 of projected by iron air battery systems.”<UNKNOWN> · 1 Sep 2026
Fourier is building on-site hydrogen-based long-duration storage targeting data centers and industrial customers, claiming sub-$20/kWh landed cost and superior land density versus iron-air alternatives.
“We are about $18 a kilowatt hour landed cost versus $20 of projected by iron air battery systems.”<UNKNOWN> · 1 Sep 2026
Iron-air batteries require four to seven acres of land to match storage capacity that Fourier fits into roughly three shipping-container-sized units on approximately one acre.
“There is no other system in that market which can address like for example if you go with iron air that's easily four to seven acres.”<UNKNOWN> · 1 Sep 2026
Form Energy, paired with Xcel and Google in a storage deal, is cited as an example of system-design solutions that can substitute for brute-force capacity build-out to meet AI load growth.
“I don't think we'll necessarily need all of the growth, gross growth and capacity. I think there can be net growth through more elegant system design solutions that we're just starting to work through right now.”Jessica Uhl · 9 Jun 2026
Jessica Uhl argues that gross capacity expansion to meet AI power demand is not inevitable, because smarter system design, as in the Xcel, Google, Form Energy storage deal, can deliver net capacity gains instead.
“I don't think we'll necessarily need all of the growth, gross growth and capacity. I think there can be net growth through more elegant system design solutions that we're just starting to work through right now.”Jessica Uhl · 9 Jun 2026