Filter device

A filter device for fluids contaminated with water admixture, comprising:

• a filter housing having an element receptacle therein, said element receptacle having an upwardly projecting receiving pipe connection;
• a filter element being in said filter housing on said element receptacle, having a filter medium separating an untreated side thereof from a treated side thereof during filtration and having an end cap with a central pipe support projecting therefrom, said central pipe support being received in said receiving pipe connection;
• a water collecting unit in said filter housing having separated first and second collecting chambers receiving water discharged on said treated side and said untreated side, respectively, said first collecting chamber being inside said second collecting chamber, said first collecting chamber including a hollow cylinder closed on a base side thereof and open on an upper end thereof, an end edge of said upper end being connected to said element receptacle by a first sealing ring connected to a lower end edge of receiving pipe connection;
• and
• sealing rings between said central pipe support and said receiving pipe connection providing a sealed connection therebetween.