A 4,500-MWtnuclear reactor design, which has passive safety features and uses natural circulation (with no recirculation pumps or associated piping) for normal operation. GE-Hitachi Nuclear Energy (GEH) submitted an application for final design approval and standard design certification for the ESBWR on August 24, 2005. For detail, see Design Certification Application Review: Economic Simplified Boiling-Water Reactor (ESBWR).
Page Last Reviewed/Updated Monday, September 14, 2026