Fusion core (Fallout 4)

Fusion core is an ammunition type in Fallout 4.

Characteristics
Fusion cores are used to activate suits of power armor.

Locations
One can be found in the Museum of Freedom's lowest floor, Sturges asks the player character to retrieve it, but can be taken without getting the quest nonetheless. Another is in ArcJet Systems in the room where the player character can restore power to the elevators.

One can also be found in the Mole Rat cave under the Red Rocket Garage.