Burning stove (1) combined with a Stirling engine (2) for producing electricity or to be coupled to a heat pump where the heater of said Stirling engine (3) is placed inside the stove (1), that comprises two or more burners (4) arranged on the same plan and that the axis of the heater (3) of the Stirling engine (2) passes through the barycenter of said two or more burners (4). The stove can be advantageously a pellet stove with one or more heat exchangers (8).