The man was taken to hospital, where he later died.
It is unclear exactly what happened. The incident will be investigated as a workplace accident and police are at the scene.
According to Region Kronoberg and the police, the accident occurred next to the rescue service premises.
The police were called at 5:28 p.m.
Aftonbladet reports that a firefighter died after a fall of over three meters during an exercise with a ladder truck.
