An electric drive valve comprising: a valve main body which has a valve chamber in an inner portion thereof; a first flow channel port which is formed in the valve main body and communicates with the valve chamber ; a second flow channel port which is formed in the valve main body and communicates with the valve chamber ; a valve port which has a valve seat and is disposed between the second flow channel port and the valve chamber in such a manner as to be open to the valve chamber ; a valve body which moves in a direction of a center axis (A); and an actuator which drives the valve body ; wherein the valve main body is formed by a hollow extruded material of an aluminium alloy which has a through hole extending in an axial direction of the center axis (A); characterized in that the electric drive valve is a cartridge type electric drive valve configured to be fixed to a housing member by inserting the valve main body into a valve fixing hole formed in the housing member which is provided with an inflow channel for refrigerant and an outflow channel for refrigerant, the second flow channel port is an outflow port which is formed in a center of a bottom surface portion of the valve main body and configured to be connected to the outflow channel of the housing member , allowing the refrigerant to flow out of the valve chamber , the center axis (A) of the valve main body is adapted to coincide with the center axis (A) of the valve fixing hole , a center axis (A) of the second flow channel port is consistent with a center axis (A) of the through hole , a lower portion of the through hole is used as the valve port , and the valve seat is formed in an upper end portion of the valve port . a valve main body which has a valve chamber in an inner portion thereof; a first flow channel port which is formed in the valve main body and communicates with the valve chamber ; a second flow channel port which is formed in the valve main body and communicates with the valve chamber ; a valve port which has a valve seat and is disposed between the second flow channel port and the valve chamber in such a manner as to be open to the valve chamber ; a valve body which moves in a direction of a center axis (A); and an actuator which drives the valve body ; the electric drive valve is a cartridge type electric drive valve configured to be fixed to a housing member by inserting the valve main body into a valve fixing hole formed in the housing member which is provided with an inflow channel for refrigerant and an outflow channel for refrigerant, the second flow channel port is an outflow port which is formed in a center of a bottom surface portion of the valve main body and configured to be connected to the outflow channel of the housing member , allowing the refrigerant to flow out of the valve chamber , the center axis (A) of the valve main body is adapted to coincide with the center axis (A) of the valve fixing hole , a center axis (A) of the second flow channel port is consistent with a center axis (A) of the through hole , a lower portion of the through hole is used as the valve port , and the valve seat is formed in an upper end portion of the valve port . <EOS>