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Germany Germany · Karlsruhe · 49.091, 8.429

FR-2

FR-2, a research reactor (tank) in Karlsruhe, Germany, with 44 MW of thermal power, operated by Forschungszentrum Karlsruhe GMBH. Shut down, first critical in 1961.

It was one of the 45 research reactors Germany has had; 6 remain in operation today. It went critical 4 years after the first research reactor in Germany, FRM (1957). 36 tank-type reactors remain in operation today across 23 countries.

Country
Germany
City
Karlsruhe
Type
Tank
Thermal power
44 MW
Operator
Forschungszentrum Karlsruhe GMBH
Status
Shut down
First criticality
1961
Purpose
Prototype boiling reactor

Data: IAEA RRDB · updated on Sep 3, 2026

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