Office of Nuclear Energy | US Department of Energy(@GovNuclear):THE HEAT IS ON: @WECNuclear successfully completed criticality testing for its eVinci microreactor, reaching core temperatures upwards of 1,000°C as the company gathered valuable data on its performance. Their transportable, heat-pipe-cooled reactor design runs on TRISO fuel and is designed to produce 5 megawatts of electricity on sites as small as two acres of land.

Office of Nuclear Energy | US Department of Energy

@GovNuclear

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Office of Nuclear Energy | US Department of Energy@GovNuclear

2026.09.18 20:01

THE HEAT IS ON: @WECNuclear successfully completed criticality testing for its eVinci microreactor, reaching core temperatures upwards of 1,000°C as the company gathered valuable data on its performance. Their transportable, heat-pipe-cooled reactor design runs on TRISO fuel and is designed to produce 5 megawatts of electricity on sites as small as two acres of land.