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Terrestrial Energy IMSR — Siemens Partnership Energy Systems

Developer
Terrestrial Energy / Siemens
Capacity
195 MWe
Last updated
5/16/2026

Project overview

Reactor type
MSR
Announced
1/1/2025
Projected operational
12/31/2033

Notes

Terrestrial Energy established a strategic partnership with Siemens for energy systems integration for the IMSR plant — combining Terrestrial Energy's nuclear technology with Siemens's world-class industrial energy management, automation, and balance-of-plant capabilities. Siemens is one of the global leaders in power plant energy systems and instrumentation and control for nuclear facilities. The partnership was established alongside Terrestrial Energy's other strategic collaborations with Westinghouse, Ameresco, and DOE national laboratories.

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