Support and docking device (1; 31) for electronics housing modules (2, 3), - with at least one module receiving locations (6, 7) at least one electronics housing module (2, 3; 33) to be received in a suspended manner in each case - wherein the module receiving location (6, 7) has: -- a suspension receptacle with a module supporting rail unit (8; 34) with module supporting rails, which are designed such that they can cooperate with rail receptacles, which are designed in a complementary manner on the respective receivable electronics housing module (2, 3; 33), to be held in a supporting manner, -- a multi-pin connector (12, 13) for the electrical connection to the respective receivable electronics housing module (2, 3; 33), - with at least one collective multi-pin connector (14, 15; 35) for the electrical connection of the module receiving locations (6, 7) to an external component, - with a frame component via which the support and docking device can be mounted on an external frame support for holding the support and docking device, wherein the module supporting rail unit (8; 34) is designed as a separate unit from the frame component, - wherein the frame component is connected to the module supporting rails of the module supporting rail unit via frame rails of the frame component in which complementary connecting rails of the module supporting rail unit engage, - wherein the frame rails are perpendicular to the module supporting rails. - with at least one module receiving locations (6, 7) at least one electronics housing module (2, 3; 33) to be received in a suspended manner in each case - wherein the module receiving location (6, 7) has: -- a suspension receptacle with a module supporting rail unit (8; 34) with module supporting rails, which are designed such that they can cooperate with rail receptacles, which are designed in a complementary manner on the respective receivable electronics housing module (2, 3; 33), to be held in a supporting manner, -- a multi-pin connector (12, 13) for the electrical connection to the respective receivable electronics housing module (2, 3; 33), -- a suspension receptacle with a module supporting rail unit (8; 34) with module supporting rails, which are designed such that they can cooperate with rail receptacles, which are designed in a complementary manner on the respective receivable electronics housing module (2, 3; 33), to be held in a supporting manner, -- a multi-pin connector (12, 13) for the electrical connection to the respective receivable electronics housing module (2, 3; 33), - with at least one collective multi-pin connector (14, 15; 35) for the electrical connection of the module receiving locations (6, 7) to an external component, - with a frame component via which the support and docking device can be mounted on an external frame support for holding the support and docking device, wherein the module supporting rail unit (8; 34) is designed as a separate unit from the frame component, - wherein the frame component is connected to the module supporting rails of the module supporting rail unit via frame rails of the frame component in which complementary connecting rails of the module supporting rail unit engage, - wherein the frame rails are perpendicular to the module supporting rails.