Lavadora-secadora con al menos un condensador

The present invention relates to a washer-dryer comprising: a washing tub 10 comprising a cylindrical lateral wall 12 and a rear wall 14; a rotatable laundry drum 24 arranged or arrangeable inside the washing tub 10; and a condenser 30 for condensing moisture-laden air exiting the laundry during a drying cycle;wherein: an inlet 20 of the condenser 30 is arranged at or connected to the rear wall 14 of the washing tub 10, an outlet 40 of the condenser is connected to the washing tub 10, and the washing tub 10 comprises a sump 16 in its lowermost position.According to the invention a duct 18 in the rear wall 14 of the washing tub 10, the duct 18 fluidly connected to the inlet 20 of said condenser 30, so that the air stream from the laundry drum 24 to the inlet 20 of the condenser passes said duct 18, wherein at least one temperature sensor 22 detecting the temperature of said air stream is arranged inside the duct 18.