France France · 43.704, 5.765

WEST

WEST, a fusion device (tokamak) in France, operated by CEA. Operating.

It is the only research reactor operating in France today.

Country
France
City
—
Type
Fusion device · Tokamak
Confinement
Conventional Tokamak
Operator
CEA
Status
Operating
First plasma
—

Data: IAEA FusDIS · updated on Sep 21, 2026

More information

Related research reactors