A refrigerated container, of the type intended for carriage by road, by rail and by sea of goods under a controlled temperature, characterized in that it comprises: a metal structure formed by at least: - two upper longitudinal beams which determine the length of the container separated from one another by a distance which determines the width of the container, - two lower longitudinal beams parallel to the former and spaced therefrom by a distance which determines the height of the container, and - four bents (9, 10) located at the ends of said beams in twos, the bents (9, 10) arranged at each end being separated from one another, one bent being a front bend located at one end of the beams, a rear bent located at the opposite end of the beams, an inner bent located inside the container at a determined distance from the front bent, and another inner bent located inside the container at a determined distance from the rear bent, wherein fixing elements for securing the container are arranged in each of the upper and lower corners of the four bents (9, 10), characterised in that the two inner bents are embedded in two side and one upper monoblock panels that are fixed to said metal structure, said monoblock panels determining the side walls and ceiling of the container and being made of a composite material which is made up of: - outer glass-reinforced plastic sheets, - rigid foam insulation boards, and - inner glass-reinforced plastic reinforcements. a metal structure formed by at least: - two upper longitudinal beams which determine the length of the container separated from one another by a distance which determines the width of the container, - two lower longitudinal beams parallel to the former and spaced therefrom by a distance which determines the height of the container, and - four bents (9, 10) located at the ends of said beams in twos, the bents (9, 10) arranged at each end being separated from one another, one bent being a front bend located at one end of the beams, a rear bent located at the opposite end of the beams, an inner bent located inside the container at a determined distance from the front bent, and another inner bent located inside the container at a determined distance from the rear bent, wherein fixing elements for securing the container are arranged in each of the upper and lower corners of the four bents (9, 10), characterised in that the two inner bents are embedded in two side and one upper monoblock panels that are fixed to said metal structure, said monoblock panels determining the side walls and ceiling of the container and being made of a composite material which is made up of: - outer glass-reinforced plastic sheets, - rigid foam insulation boards, and - inner glass-reinforced plastic reinforcements. - two upper longitudinal beams which determine the length of the container separated from one another by a distance which determines the width of the container, - two lower longitudinal beams parallel to the former and spaced therefrom by a distance which determines the height of the container, and - four bents (9, 10) located at the ends of said beams in twos, the bents (9, 10) arranged at each end being separated from one another, one bent being a front bend located at one end of the beams, a rear bent located at the opposite end of the beams, an inner bent located inside the container at a determined distance from the front bent, and another inner bent located inside the container at a determined distance from the rear bent, wherein fixing elements for securing the container are arranged in each of the upper and lower corners of the four bents (9, 10), characterised in that the two inner bents are embedded in two side and one upper monoblock panels that are fixed to said metal structure, said monoblock panels determining the side walls and ceiling of the container and being made of a composite material which is made up of: - outer glass-reinforced plastic sheets, - rigid foam insulation boards, and - inner glass-reinforced plastic reinforcements.