A modular computer cabinet configured to accommodate: - A plurality of frame-mountable elements, each frame-mountable element extending in a first plane and comprising at least one first blind-connectable connector; - At least one interconnection switch comprising a plurality of second connectors; The frame-mountable elements and the interconnection switch being mounted on at least one frame of the computer cabinet, the mounting and the operation of these elements being done by a front face and/or by a rear face of the cabinet, the modular computer cabinet being characterized in that: - the modular computer cabinet comprises at least one interchangeable interconnection device configured to interconnect the interconnection switch with the cabinet-mountable elements, said interchangeable interconnection device comprising: ∘ a wall for connection to the frame-mountable elements, said connection wall extending in a second plane orthogonal to the first plane of the frame-mountable elements, said connection wall comprising a plurality of blind-connectable third connectors, each blind- connectable connector being configured to be blind- connected to at least the first connector blind- connectable of one of the frame-mountable elements, ∘ at least one cable connected to the third connector of the connection wall, said interconnection cable comprising at least one fourth connector (211, 212) configured to be connected to at least one second connector of the plurality of second connectors comprised in the interconnection switch, ∘ a housing, the housing comprising at least the connection wall, - A plurality of frame-mountable elements, each frame-mountable element extending in a first plane and comprising at least one first blind-connectable connector; - At least one interconnection switch comprising a plurality of second connectors; The frame-mountable elements and the interconnection switch being mounted on at least one frame of the computer cabinet, the mounting and the operation of these elements being done by a front face and/or by a rear face of the cabinet, the modular computer cabinet being characterized in that: - the modular computer cabinet comprises at least one interchangeable interconnection device configured to interconnect the interconnection switch with the cabinet-mountable elements, said interchangeable interconnection device comprising: ∘ a wall for connection to the frame-mountable elements, said connection wall extending in a second plane orthogonal to the first plane of the frame-mountable elements, said connection wall comprising a plurality of blind-connectable third connectors, each blind- connectable connector being configured to be blind- connected to at least the first connector blind- connectable of one of the frame-mountable elements, ∘ at least one cable connected to the third connector of the connection wall, said interconnection cable comprising at least one fourth connector (211, 212) configured to be connected to at least one second connector of the plurality of second connectors comprised in the interconnection switch, ∘ a housing, the housing comprising at least the connection wall, - the modular computer cabinet comprises at least one interchangeable interconnection device configured to interconnect the interconnection switch with the cabinet-mountable elements, said interchangeable interconnection device comprising: ∘ a wall for connection to the frame-mountable elements, said connection wall extending in a second plane orthogonal to the first plane of the frame-mountable elements, said connection wall comprising a plurality of blind-connectable third connectors, each blind- connectable connector being configured to be blind- connected to at least the first connector blind- connectable of one of the frame-mountable elements, ∘ at least one cable connected to the third connector of the connection wall, said interconnection cable comprising at least one fourth connector (211, 212) configured to be connected to at least one second connector of the plurality of second connectors comprised in the interconnection switch, ∘ a housing, the housing comprising at least the connection wall, ∘ a wall for connection to the frame-mountable elements, said connection wall extending in a second plane orthogonal to the first plane of the frame-mountable elements, said connection wall comprising a plurality of blind-connectable third connectors, each blind- connectable connector being configured to be blind- connected to at least the first connector blind- connectable of one of the frame-mountable elements, ∘ at least one cable connected to the third connector of the connection wall, said interconnection cable comprising at least one fourth connector (211, 212) configured to be connected to at least one second connector of the plurality of second connectors comprised in the interconnection switch, ∘ a housing, the housing comprising at least the connection wall,