Amprius and Nanotech Energy partner to scale U.S. silicon-anode battery production
Amprius and Nanotech Energy aligned U.S. silicon-anode manufacturing capacity aimed at defense-adjacent battery demand including L3Harris exposure referenced by Amprius.

Evidence notes
- Amprius formed a manufacturing partnership with Nanotech Energy for U.S.-based production of silicon-anode battery cells.
- The partnership establishes a domestic production pathway for high-performance cells supporting customers including L3Harris.
- The agreement strengthens Amprius' ability to supply defense and aviation customers that need U.S.-based battery production.
Company context
Amprius Technologies develops high-energy-density silicon-anode lithium-ion batteries for aviation, mobility, robotics and other high-performance applications. Its robotics relevance comes from power systems used to extend endurance, reduce charging frequency and support higher-duty-cycle unmanned and robotic platforms.