Rotary pump with rotor and stator arrangement

A rotary pump intended to pump a fluid in a system on board a vehicle, said pump comprising a stator, a rotation axle attached both to a mechanical pumping element and a magnetic rotor, and electrical connections,

• wherein the rotor, the stator and the electrical connections are overmolded in a leaktight manner with a plastic,
• wherein the mechanical pumping element and the magnetic rotor are mounted in a leak tight chamber, and
• wherein said stator is located outside of said chamber.