Abstract: A multi-cabinet assembly comprises single cabinets which are arranged next to one another. The single cabinets include at least one master cabinet and one slave cabinet. All of the cabinets have a door. The multi-cabinet assembly further comprises an interlock system for the slave doors which includes at least one horizontally movable interconnecting rod, a locking means connected to the interconnecting rod for being displaced between an engagement position and a release position, and a counterlocking means for engaging said locking means in a locked position of the slave door in case said locking means is arranged in engagement position. The counterlocking means is arranged at the slave door and the interconnecting rod is movably connected with the master door for displacing the locking means.