Centrifuges, in particular for a lubricant oil in an internal combustion engine

centrifuges (1), particularly for the lubricating oil an internal combustion engine, having a housing (10) having a first housing part forming base (2) and a second housing part forming, with the Base (2) connectable to the cover (3), and having a housing (10) arranged rotor (4), characterized in that each centrifuge (1) a modular, assembled from parts of a modular system Unit, said modular system different bases (2, 2.1-2.n) and / or different lid (3, 3.1-3.n) and / or different Rotors (4, 4.1-4.n) includes, which in different combinations to form different centrifuges (1) can be assembled.