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Deployable Energy Unity Nuclear Battery Microreactor — Idaho National Laboratory

Operational

Developer: Deployable Energy
Capacity: 1 MWe
Last updated: 7/4/2026

Project overview

Reactor type: Microreactor (containerised nuclear battery)
Announced: 6/30/2026
Projected operational: —

Notes

1 MW Unity microreactor achieved initial criticality at INL on approximately 30 June 2026, fulfilling DOE's goal to have three advanced reactors go critical by 4 July 2026 under President Trump's executive order.

Source

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