H3X, manufacturer of high power density electric motors, raised $20 million in Series A funding round led by Infinite Capital, with participation from Hanwha Asset Management, Cubit Capital, Origin Ventures, Industrious Ventures, Venn10 Capital, Lockheed Martin Ventures, Metaplanet, Liquid 2 Ventures, and TechNexus.

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This funding will primarily be used to: Scale up production and operations to deliver on some very large aerospace and defense contracts in our pipeline. Finish development of our megawatt-class machines. Continue to improve the robustness and reliability of our core technology through endurance, thermal cycling, and accelerated aging testing.

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“We’re on an ambitious journey to become the world’s leading supplier of advanced electric motors,” said Jason Sylvestre, Co-Founder and CEO of H3X. “With remarkable speed, we’ve proven that this technology works and has a key role to play in enabling sustainable aviation, decarbonizing the marine and industrial sectors, and unlocking next-generation electrified defense technology. This funding round will enable us to scale up production and operations and deliver on some very large contracts in our pipeline.”

“Through the past three years working with H3X, I have seen a phenomenal display of rapid innovation from the team. Bringing technical advancements to market this fast is rare, as they have already commercialized a series of market-leading electric motors,” said Nathan Doctor, Founder and Managing Partner at Infinite Capital. “I strongly believe we’re on the verge of electrifying aviation and maritime transport, with H3X’s electric propulsion systems as the foundational technology.”

About H3X

H3X makes high power density electric motors for sustainable aviation, marine, industrial, and defense. Our motors have integrated drives, range in size from 40HP to 40,000HP, and are 3X lighter than competitors.