Form Energy begins expanding Form Factory 1 in Weirton to raise iron-air output

Form Energy/Iron-air multi-day battery

Form Energy began expanding Form Factory 1 on the 55-acre former Weirton Steel site in West Virginia, with construction targeted to finish by end-2025. The expansion aims for 500 MW of annual iron-air battery production capacity and at least 750 workers by 2028, building on the facility's conversion of industrial heritage to clean-energy manufacturing.

• Expansion underway; construction due to finish by end-2025.
• Target: 500 MW annual production capacity; at least 750 workers by 2028.
• Located on 55-acre former Weirton Steel site in West Virginia.
• Old Stock Building being dismantled; parts repurposed for artwork and employee spaces.