FLUID PUMP

The invention relates to a fluid pump (), which comprises an impeller unit () with an impeller () and an electric motor () with a motor housing (). The impeller unit () comprises an inlet side () with a fluid inlet () and an outlet side () with a fluid outlet (), wherein a guide channel () fluidically connects the inlet side () and the outlet side () via the impeller (). It is substantial for the invention that the guide channel () is additionally realised in regions by a cooling fluid jacket () formed in the motor housing ().