Module of filter element, holding means and hollow filter element of a filter element module and filter device

There are a filter element module (10) of a filter device at least for the filtration of, in particular liquid fluid, in particular oil, fuel, water, in particular an internal combustion engine, in particular of a motor vehicle, a retainer, and a hollow filter element of a filter element module (10) and a filter device described. The filter element module (10) comprises at least one hollow filter element (14) and at least one module-side functional component (18) in particular for controlling and / or actuating at least one function of the filter device. The at least one hollow filter element (14) can be connected to the at least one module-functional component (18) such that they can be arranged interchangeably as parts of the filter element module (10) together in or on a receiving member, in particular a connecting part, the filter device. The filter element module (10) has at least one module-side housing part (12) which can be detachably connected to a receptacle-side housing part of a filter housing of the filter device. At least one module-side functional component (18) is attached to the at least one module-side housing part (12).