One aspect of the invention relates to a filter module comprising: —a filter element having at least one filter medium which separates a filtrate side and a retentate side of the filter element from one another, and having a filter medium holder to which the filter medium is attached and which has at least one holder intake channel and at least one holder discharge channel, —a first filter cartridge part having at least one first cartridge intake channel and at least one first cartridge discharge channel, —a second filter cartridge channel having at least one second cartridge intake channel and at least one second cartridge discharge channel, wherein the filter medium holder is arranged in an arrangement position between the first filter cartridge part and the second filter cartridge part in a fluid-tight manner, wherein the at least one holder intake channel has a fluid connection with the at least one first cartridge intake channel and the at least one second cartridge intake channel, in order to form a module intake channel, wherein the at least one holder discharge channel has a fluid connection with the at least one first cartridge discharge channel and the at least one second cartridge discharge channel, in order to form a module discharge channel, wherein the module intake channel has a fluid connection with the retentate side of the filter medium and wherein the module discharge channel has a fluid connection with the filtrate side of the filter medium, and a modular filter system.