Distribution block configured to cooperate with a support rail extending according to a support direction, the distribution block being provided with: - an insulating housing, - a conducting entity included in the insulating housing, - at least one conductor inlet formed in the insulating housing, - a plurality of conductor outlets formed in the insulating housing and organized in one or several rows, said one or several rows extending substantially parallel to an extension direction of the insulating housing, - a mounting assembly attached on the insulating housing and configured to cooperate with the support rail, the distribution block being arranged to be mounted on the support rail according to a longitudinal configuration wherein the extension direction of the insulating housing is substantially parallel to the support direction and according to a transverse configuration wherein the extension direction of the insulating housing is transverse to the support direction, wherein the mounting assembly comprises a snap-fit device configured to cooperate with the support rail, the snap-fit device comprises a plurality of pairs of opposed flanges, wherein the mounting assembly is fixed on the insulating housing and said plurality of pairs of opposed flanges comprises at least one pair of longitudinal opposed flanges configured to cooperate with the support rail in longitudinal configuration and at least one pair of transverse opposed flanges configured to cooperate with the support rail in transverse configuration, characterised in that the at least one pair of transverse opposed flanges are located between the at least one pair of longitudinal opposed flanges transversally to the extension direction of the insulating housing. - an insulating housing, - a conducting entity included in the insulating housing, - at least one conductor inlet formed in the insulating housing, - a plurality of conductor outlets formed in the insulating housing and organized in one or several rows, said one or several rows extending substantially parallel to an extension direction of the insulating housing, - a mounting assembly attached on the insulating housing and configured to cooperate with the support rail, the distribution block being arranged to be mounted on the support rail according to a longitudinal configuration wherein the extension direction of the insulating housing is substantially parallel to the support direction and according to a transverse configuration wherein the extension direction of the insulating housing is transverse to the support direction, wherein the mounting assembly comprises a snap-fit device configured to cooperate with the support rail, the snap-fit device comprises a plurality of pairs of opposed flanges, wherein the mounting assembly is fixed on the insulating housing and said plurality of pairs of opposed flanges comprises at least one pair of longitudinal opposed flanges configured to cooperate with the support rail in longitudinal configuration and at least one pair of transverse opposed flanges configured to cooperate with the support rail in transverse configuration, characterised in that the at least one pair of transverse opposed flanges are located between the at least one pair of longitudinal opposed flanges transversally to the extension direction of the insulating housing.