Solar module, in particular thin film solar module, comprising: a laminated compound of two substrates (7, 16), wherein at least one substrate edge of the one substrate is set back towards the interior relatively to an opposing substrate edge of the other substrate so that a module edge zone with a protruding substrate edge region is formed, a series connection of a plurality of solar cells arranged between the two substrates (7, 16) which has two bus bars for picking off a total voltage generated by the solar cells, two connection arrangements which are respectively associated with a bus bar, wherein each connection arrangement comprises: - a connection ribbon electrically connected to the associated bus bar which in the module edge zone between the two substrates (7, 16) is led around the substrate edge set back to the interior misaligned to a substrate outer face, - a connection housing fixed to the compound and electrically conductively connected to the connection ribbon, wherein the connection housing has a sealing mass chamber containing a sealing mass, which seals the connection ribbon in a connection ribbon section led around the substrate edge, wherein a wall section of the connection housing surrounding the sealing mass chamber is tapering towards the substrate edge region. a laminated compound of two substrates (7, 16), wherein at least one substrate edge of the one substrate is set back towards the interior relatively to an opposing substrate edge of the other substrate so that a module edge zone with a protruding substrate edge region is formed, a series connection of a plurality of solar cells arranged between the two substrates (7, 16) which has two bus bars for picking off a total voltage generated by the solar cells, two connection arrangements which are respectively associated with a bus bar, wherein each connection arrangement comprises: - a connection ribbon electrically connected to the associated bus bar which in the module edge zone between the two substrates (7, 16) is led around the substrate edge set back to the interior misaligned to a substrate outer face, - a connection housing fixed to the compound and electrically conductively connected to the connection ribbon, wherein the connection housing has a sealing mass chamber containing a sealing mass, which seals the connection ribbon in a connection ribbon section led around the substrate edge, wherein a wall section of the connection housing surrounding the sealing mass chamber is tapering towards the substrate edge region. - a connection ribbon electrically connected to the associated bus bar which in the module edge zone between the two substrates (7, 16) is led around the substrate edge set back to the interior misaligned to a substrate outer face, - a connection housing fixed to the compound and electrically conductively connected to the connection ribbon, wherein the connection housing has a sealing mass chamber containing a sealing mass, which seals the connection ribbon in a connection ribbon section led around the substrate edge, wherein a wall section of the connection housing surrounding the sealing mass chamber is tapering towards the substrate edge region.