An air-conditioning apparatus, comprising: a casing; a heat exchanger arranged in the casing and configured to exchange heat with air sucked into the casing; a plurality of ducts (51, 52) arranged in the casing in parallel to one another and configured to blow the air subjected to heat exchange in the heat exchanger to an indoor space; a plurality of motors (61, 62, 63, 64) each including a rotary shaft (61b, 62b, 63b, 64b) and a main body portion (61a, 62a, 63a, 64a) configured to fix one end of the rotary shaft (61b, 62b, 63b, 64b), a plurality of centrifugal fans (71, 72, 73, 74) each arranged in a corresponding one of the plurality of ducts (51, 52), and each driven by the plurality of motors (61, 62, 63, 64); and characterized in that each of the rotary shafts (61 b, 62b, 63b, 64b) of the plurality of motors being arranged in a corresponding one of the plurality of ducts (51, 52) to be oriented alternately opposite to one another in a direction perpendicular to a direction in which the air is blown, the main body portions (61 a, 62a, 63a, 64a) being arrayed between the plurality of ducts (51, 52) in parallel to the direction in which the air is blown; and a partition member including a plurality of motor support portions extending through a space between the plurality of ducts (51, 52) in parallel to the direction in which the air is blown and configured to fix the main body portions (61a, 62a, 63a, 64a) of the plurality of motors (61, 62, 63, 64) on sides opposite to the rotary shafts (61b, 62b, 63b, 64b), and at least one connecting portion configured to connect a pair of the plurality of motor support portions located next to each other. a casing; a heat exchanger arranged in the casing and configured to exchange heat with air sucked into the casing; a plurality of ducts (51, 52) arranged in the casing in parallel to one another and configured to blow the air subjected to heat exchange in the heat exchanger to an indoor space; a plurality of motors (61, 62, 63, 64) each including a rotary shaft (61b, 62b, 63b, 64b) and a main body portion (61a, 62a, 63a, 64a) configured to fix one end of the rotary shaft (61b, 62b, 63b, 64b), a plurality of centrifugal fans (71, 72, 73, 74) each arranged in a corresponding one of the plurality of ducts (51, 52), and each driven by the plurality of motors (61, 62, 63, 64); and characterized in that each of the rotary shafts (61 b, 62b, 63b, 64b) of the plurality of motors being arranged in a corresponding one of the plurality of ducts (51, 52) to be oriented alternately opposite to one another in a direction perpendicular to a direction in which the air is blown, the main body portions (61 a, 62a, 63a, 64a) being arrayed between the plurality of ducts (51, 52) in parallel to the direction in which the air is blown; and a partition member including a plurality of motor support portions extending through a space between the plurality of ducts (51, 52) in parallel to the direction in which the air is blown and configured to fix the main body portions (61a, 62a, 63a, 64a) of the plurality of motors (61, 62, 63, 64) on sides opposite to the rotary shafts (61b, 62b, 63b, 64b), and at least one connecting portion configured to connect a pair of the plurality of motor support portions located next to each other.