Self-priming volumetric vane pumps for transferring diesel fuel. The pumps are equipped with asynchronous electric self-ventilated induction engine with protection rating IP55, F type insulation class, with thermal overload protection inserted in the coil. All models are equipped with built-in by-pass valve and stainless steel filter. Cast iron body with anti-corrosion coating; sintered steel rotor and acetal resin vanes. Sturdy pumps that ensure realiability and long service life.